11 best 3 in 1 car seat
A 3-in-1 car seat is a versatile and convertible child safety seat designed to accommodate children of various ages and sizes. These car seats are also sometimes referred to as "all-in-one" car seats due to their ability to serve multiple functions. Here's what you should know about 3-in-1 car seats:
Convertible Design: A 3-in-1 car seat is designed to be used in three different configurations, making it suitable for infants, toddlers, and older children. These configurations typically include rear-facing, forward-facing, and booster seat modes.
Rear-Facing Mode: In the rear-facing mode, the car seat is positioned so that it faces the rear of the vehicle. This mode is suitable for infants and young toddlers who should ride in a rear-facing position for enhanced safety.
Forward-Facing Mode: As a child grows and meets the height and weight requirements, the car seat can be converted to a forward-facing mode. This mode is appropriate for older toddlers and young children.
Booster Seat Mode: When a child outgrows the forward-facing mode, the 3-in-1 car seat can often be converted into a high-back or backless booster seat. Booster seats are designed to position the child's seat belt correctly for added safety.
Adjustable Features: These car seats usually come with adjustable features such as multiple recline positions, harness height adjustments, and headrest height adjustments to ensure a secure and comfortable fit for your child as they grow.
Safety Standards: 3-in-1 car seats are designed to meet strict safety standards to protect children in the event of a crash. Look for car seats that meet or exceed safety regulations in your region.
Lifespan: The lifespan of a 3-in-1 car seat is typically longer than that of infant car seats or dedicated toddler car seats because they can accommodate children in various stages of development. Some models can be used from birth up to when a child reaches a certain weight or height limit.
Installation: Proper installation is crucial for car seat safety. 3-in-1 car seats can be installed using either the vehicle's seat belt or the LATCH (Lower Anchors and Tethers for Children) system. Always follow the manufacturer's instructions and consult your vehicle's manual for guidance on proper installation.
Cost-Effective: While 3-in-1 car seats may have a higher upfront cost compared to single-stage car seats, they can be more cost-effective in the long run since they can be used for a longer duration.
It's essential to choose a 3-in-1 car seat that is appropriate for your child's age, weight, and height, and to follow the manufacturer's guidelines for proper use and installation to ensure your child's safety while traveling in a vehicle.
Below you can find our editor's choice of the best 3 in 1 car seat on the marketProduct description
Safely ride rear-facing longer! The Graco Extend2Fit Convertible Car Seat grows with your child from rear-facing harness (4-50 lbs) to forward-facing harness (22-65 lbs). It features a 4-position extension panel that provides up to 5” of extra rear-facing legroom, allowing your child to safely ride rear-facing longer. Children are safer riding rear-facing and should ride rear-facing as long as possible, until they reach the maximum rear-facing height or weight rating for their car seat. With Extend2Fit, the adjustable extension panel and 50 lbs rear-facing weight limit allow the seat to grow with your child in rear-facing mode, providing extended rear-facing use. The seat features the No-Rethread Simply Safe Adjust Harness System, which allows you to adjust the height of the headrest and harness in one motion, and InRight LATCH for a one-second LATCH attachment. Harnessing is made easier with fuss-free harness storage pockets that conveniently hold the harness out of the way while you get baby in and out of the car seat. This car seat is Graco ProtectPlus Engineered to help protect in frontal, side, rear, and rollover crashes.
Brand Story
By Graco
- Convertible car seat grows with your child from rear-facing harness ( 4-50lbs) to forward-facing harness (22-65 pounds)
- Extend2Fit 4-position adjustable extension panel provides up to 5" additional legroom, allowing your child to safely ride rear-facing longer
- Up to 50 pounds rear-facing, allowing your child to safely ride rear-facing longer
- Graco ProtectPlus Engineered
- Simply Safe Adjust no-rethread headrest and harness adjust together
User questions & answers
Question: | Do the harness straps adjust when you adjust the height of the headrest? Or do you have to rethread the straps when adjusting for babys size |
Answer: | Thank you for your question. This car seat has 4 recline positions. |
Question: | Does this item have harness strap covers like the extend2fit seats at target? i don't see strap covers in the picture |
Answer: | Thank you for your interest in our products. The SlimFit All-in-one car seat weighs 19.5lbs and accommodates children from 5-100 lbs. Where the 4Ever car seat weighs 22.75 lbs and accommodates children from 4-120 lbs. |
Question: | Will this fit in a toyota corolla |
Answer: | Yes. It will easily fit 3 across. We have 2 in ours amd a teenager in the back and all 3 fit. Thus is much easier to use than the radian rxt. As far as adjusting and such. We love our seats |
Question: | What are the dimensions? specifically need the width at widest point |
Answer: | Thank you for your interest in our products. The SlimFit Car seat does not have a detachable base. The car seat is designed to where the base is already attached and not removable. |
Product features
Graco Extend2Fit Convertible Car Seat
Safely ride rear-facing longer! The Graco Extend2Fit Convertible Car Seat grows with your child from rear-facing harness (4-50 lb) to forward-facing harness (22-65 lb). It features a 4-position extension panel that provides up to 5” of extra rear-facing legroom, allowing your child to safely ride rear-facing longer. With Extend2Fit, the adjustable extension panel and 50 lb rear-facing weight limit allow the seat to grow with your child, providing extended rear-facing use.
Ride Rear-Facing Longer
The 4-position extension panel adjusts to provide 5 inches of additional legroom, allowing your child to safely ride rear-facing longer.
ProtectPlus Engineered
This combination of the most rigorous crash tests helps to protect your child in frontal, side, rear & rollover crashes.
No-Rethread Simply Safe Adjust Harness
Adjust the height of your harness and headrest in one motion with the No-Rethread Simply Safe Adjust Harness System to ensure your child is always properly secured.
10-Position Headrest
Choose the perfect headrest height from 10 positions to get the safest fit for your child as they grow.
6-Position Recline
6-position recline allows for a better installation and helps keep your growing child comfy.
InRight LATCH
Push-button InRight LATCH provides an easy, one-second attachment.
Fuss-Free Harness Storage
Storage pockets conveniently hold the harness out of the way to help baby get in and out.
Cup Holders
Integrated dual cup holders keep your child's drink, snacks, and trinkets close for convenience.
Product description
The Graco SlimFit 3-in-1 Car Seat grows with your child, from rear-facing harness (5-40 lb) to forward-facing harness (22-65 lb) to highback booster (40-100 lb). It saves space in your back seat, while giving your child plenty of room to grow. The unique, rotating cup holders simply rotate away, making the seat 10% slimmer to save precious back seat space. The Simply Safe Adjust Harness System means you can easily adjust the harness and headrest together, to accommodate your growing child with ease. With 4 recline positions, you can keep your child comfortable, while the InRight LATCH system makes installation easy with a one-second attachment. The seat is Graco ProtectPlus Engineered to help protect your little one in frontal, side, rear, and rollover crashes.
- 3-in-1 car seat grows with your child from rear-facing harness (5-40 lb) to forward-facing harness (22-65 lb) to highback booster (40-100 lb)
- Slim design with dual integrated cup holders that rotate away, making the seat 10% slimmer to save valuable back seat space
- Graco ProtectPlus Engineered: a combination of the most rigorous crash tests that helps to protect your little one in frontal, side, rear & rollover crashes
- No-Rethread Simply Safe Adjust Harness System allows the headrest and harness to adjust together in one motion
- Choose the perfect headrest height from 10 positions to get the safest fit for your child as they grow
- 4-position recline keeps your child comfy and helps for a better installation
- Push-button InRight LATCH provides an easy, one-second attachment with an audible click to help ensure secure installation
User questions & answers
Question: | does it recline |
Answer: | Thank you for your question. This car seat has 4 recline positions. |
Question: | How does this seat compare to the 4ever in terms of room for the child |
Answer: | Thank you for your interest in our products. The SlimFit All-in-one car seat weighs 19.5lbs and accommodates children from 5-100 lbs. Where the 4Ever car seat weighs 22.75 lbs and accommodates children from 4-120 lbs. |
Question: | Is this a slimmer fit than the diono radian rxt.? need to fit 3 across in our 2016 honda pilot. one will be an infant seat and need two convertibles |
Answer: | Yes. It will easily fit 3 across. We have 2 in ours amd a teenager in the back and all 3 fit. Thus is much easier to use than the radian rxt. As far as adjusting and such. We love our seats |
Question: | Does this seat include a base? Or do I have to purchase separately? Thank you |
Answer: | Thank you for your interest in our products. The SlimFit Car seat does not have a detachable base. The car seat is designed to where the base is already attached and not removable. |
Product features
Graco SlimFit 3-in-1 Car Seat
The Graco SlimFit 3-in-1 Car Seat grows with your child, from rear-facing harness (5-40 lb) to forward-facing harness (22-65 lb) to highback booster (40-100 lb). It saves space in your back seat, while giving your child plenty of room to grow. The unique, rotating cup holders simply rotate away, making the seat 10% slimmer to save precious back seat space. The seat is Graco ProtectPlus Engineered to help protect your little one in frontal, side, rear, and rollover crashes.
Space-Saving Design
A slim design with dual integrated cup holders that rotate away, making the seat 10% slimmer to save valuable back seat space.
ProtectPlus Engineered
This combination of the most rigorous crash tests helps to protect your child in frontal, side, rear & rollover crashes.
No-Rethread Simply Safe Adjust Harness
Adjust the height of your harness and headrest in one motion with the Simply Safe Adjust Harness System, ensuring your child is always properly secured.
10-Position Headrest
Choose the perfect headrest height from 10 positions to get the safest fit for your child as they grow.
4-Position Recline
4-position recline allows for a better installation and helps keep your growing child comfy.
InRight LATCH
Push-button InRight LATCH provides an easy, one-second attachment.
Steel-Reinforced Frame
Steel-reinforced frame provides strength and durability for 10 years of use.
Product description
Graco Transitions 3-in-1 harness booster car seat is designed to grow with your child and go with you, wherever your journeys take you - from car to carpool and beyond. This lightweight car seat transitions seamlessly from harness booster (22 - 65 lbs) to high back booster (30 - 100 lbs) to backless booster seat (40 - 100 lbs) and features the Simply Safe Adjust Harness System, which adjusts your harness and headrest to 8 height positions, with no rethreading. It features two removable cup holders to keep your child happy, and a machine washable seat pad, body insert and harness covers. Metal and plastic parts may be cleaned with mild soap and cool water.
- 3-in-1 harness booster helps protect your child, from toddler to youth
- Grows with your child from forward-facing harness (22-65 lb) to highback booster (40-100 lb) to backless booster (40-100 lb) to continue to meet industry standards, we have increased the weight minimum from 30 to 40 lb
- No-Rethread Simply Safe Adjust Harness System allows the headrest and harness to adjust together in one motion
- Lightweight, portable seat is ideal for busy, active parents
- One-hand, 8-position adjustable headrest grows with your child
- 2 easy-to-clean cup holders keep your child's drinks and snacks close at hand
- Open-loop belt guides help properly position your vehicle’s seat belt
User questions & answers
Question: | Is this approved for air travel? The airlines will only allow approved seats on board. Thanks |
Answer: | Yes, it is 11" high |
Question: | Does it come with latch system (isofix |
Answer: | The package dimensions will be approximately 16.85"H x 15.75"W x 10.94"D and will weight 6.34 lbs. |
Question: | Are the cup holders removable |
Answer: | The width between the armrests is 12" |
Question: | How wide is the base |
Answer: | The width is 11" |
Product features
Graco Tranzitions 3-in-1 Harness Booster Car Seat
Graco’s Tranzitions 3-in-1 Harness Booster Car Seat is designed to grow with your child and go with you, wherever your journeys take you – from car to carpool and beyond. This lightweight car seat transitions seamlessly from harness booster (22 – 65 lb) to high back booster (40 – 100 lb) to backless booster (40 – 100 lb) and features the Simply Safe Adjust Harness System, which adjusts your harness and headrest to 8 height positions, with no rethreading. It features two removable cup holders to keep your child happy, and a machine washable seat pad, body insert and harness covers.
Features
- 3-in-1 harness booster helps protect your child, from toddler to youth
- Simply Safe Adjust Harness System headrest and harness adjust together
- Lightweight, portable seat is ideal for busy, active parents
- One-hand, 8-position adjustable headrest easily adapts for your growing child
- Integrated, dual cup holders help keep your child's drink close
- Open-loop belt guides help you correctly position your vehicle's seat belt
- Seat pad, body support and harness covers are comfortable and machine-washable
Product description
Graco 4Ever DLX 4-in-1 Car Seat gives you 10 years of use with 1 car seat, now upgraded with 3 additional features pack and play The best-selling 4Ever you know and love now features a Rapid Remove cover, an integrated belt lock-off for easy installation and rubberized fuss free harness storage for extra accessibility. It is comfortable for your child and convenient for you as it transitions from a rear-facing harness (4-40 lbs) to forward-facing harness (22-65 lbs) to high back belt-positioning booster (40-100 lbs) to backless belt-positioning booster (40-120 lbs). The Simply Safe Adjust Harness System and 10-position headrest lets you adjust the harness and headrest together with no rethreading. The 6-position recline keeps your child comfortable, while the In Right Latch system makes installation easy. It's the only car seat you'll ever need Pack and Play.
Recommended use:
Children are safer riding rear-facing and should ride rear-facing as long as possible, until they reach the maximum rear-facing height or weight rating for their car seat. Then children should ride forward-facing, using the built-in harness system for as long as possible until they reach the maximum forward-facing weight or height for their car seat. At that point, children should ride in a belt-positioning booster seat. A booster is no longer needed once the vehicle seat belt fits properly, typically when they reach 4 feet 9 inches tall and are between ages 8-12. Be sure to check your local and state laws, as well as AAP and NHTSA recommendations, for car seat usage.
Plush head and body inserts keep your child comfortable.- 4 in 1 car seat gives you 10 years of use: seamlessly transforms from rear facing harness car seat (4 40 pounds), to forward facing harness car seat (22 65 pounds), to high back belt positioning booster (40 100 pounds), to backless belt positioning booster (40 120 pounds)
- Graco protect Plus engineered helps to protect Your little one in frontal, side, rear and rollover crashes
- Simply safe adjust harness system adjusts the height of your harness and headrest to 10 positions in one motion to ensure that Your child is always properly secured
- 6 position recline helps keep your growing child comfy on Your many journeys together
- The Graco exclusive In right Latch attachment provides an easy, one second attachment with an audible click to help ensure secure installation
- Integrated belt lock off for easy vehicle seat belt installation
- Machine washable, rapid remove cover removes in 60 seconds without uninstalling the seat for easy cleaning
- Care: metal and plastic parts may be cleaned with mild soap and cool water
User questions & answers
Question: | Would the grace 4ever dlx 4-in-1 car seat need a base |
Answer: | Thank you for your interest in the Graco Tranzitions 3 in 1 car seat. The car seat is FFA approved when used with the 5 point harness. It is not FFA approved when used as a booster seat due the airlines do not have shoulder belts. |
Question: | I know this car seat does not come with stroller but can we add stroller separately |
Answer: | Thank you for your interest in the Graoc Tranzitions 3 in 1 Convertible Car Seat. This car seat does have the latch system to install the car seat. |
Question: | Is infant car seat detachable for carrying use? Or does it have to stay in the car |
Answer: | Thank you for your interest in the Tranzitions Car seat. Part of the cup holders are built into the seat and the cup holders are not removeable |
Question: | Difference between 4 ever dlx and the 4 ever |
Answer: | Thank you for your interest in our product. The base is approximately 18 inches wide. |
Product description
The Baby Trend Trooper 3-in-1 Convertible car seat converts from rear-facing infant seat (4-18lbs) and rear-facing toddler seat (18-40lbs) to forward-facing toddler seat (22-65lbs) as your child grows. With 5-position shoulder height adjustment and 3- position crotch buckle for seat adjustment, the Trooper convertible gives parents the ultra-convenience for installation and adjustment. The rear-facing recline flip foot also allows the Trooper to get great installation angles with ease. Trooper's nimble frame can fit three across in most vehicles which is great for families that have more than one kiddo. The lightweight shell also allows for use of LATCH Installation up to 55 lbs. The super-deep side wings offer better side impact protection and premium cushion, giving your babies great head protection and support. With premium fabric and the convenient integrated cup holder on the side, Our Baby Trend Trooper 3-in-1 Convertible car seat truly gives your children The most comfortable and convenient commute/travel experience
- 3 modes of use: rear facing infant mode (4-18lbs), rear facing toddler mode (18-40lbs), and forward facing toddler mode (22-65lbs)
- Immediate right installation angle: rear-facing recline flip foot allows for great installation angles with ease; The built-in bubble level indicator helps find the correct angle
- Fits three across: at its widest, the Trooper is 16.75" Allowing it to fit 3 ACROSS in most vehicles
- Lightweight: lightweight shell also allows for use of latch Installation up to 55 lbs
- Shoulder & crotch buckle adjustment: 5-position shoulder height adjustment and 3- position crotch buckle for seat adjustment
User questions & answers
Question: | Does this seat use the same base as the baby trend baby carrier car seat that comes with the stroller |
Answer: | Yes |
Question: | Is this car seat difficult to install? Thanks |
Answer: | Should be no problem. It clamps to the rear frame. |
Question: | The description of this car seat is confusing. In the detailed description it states the car seat is 16.75 wide but the dimension state it’s |
Answer: | Not sure where it’s made. Best kick stand I’ve ever seen. |
Question: | Is this car seat the 2 in 1 model or the 3 in 1 model |
Answer: | Yes |
Product description
Get the car seat that's built to grow! From your first ride together coming home from the hospital to soccer day car pools, the 3-in-1 grow and go car seat will give your child a safer and more comfortable ride. Featuring extended use at each stage, this convertible car seat is designed to last through all your firsts with your child. For newborns to growing toddlers, the grow and go can be used in the rear-facing position from 5-40 pounds. It includes two comfortable grow-with-baby pillows to give your new travel companion a snug fit, and they easily remove as your baby outgrows them. In forward-facing mode, the grow and go keeps your child protected in a harness up to 65 pounds. In both rear-facing and forward-facing mode, harness holders keep the harness in an open position. This makes it easier for you to get your child in and out of the car seat. No more fishing for the harness and clips from behind your child - they're right there when you need them. The quick fit Harness offers additional convenience in both of these stages by letting you adjust the height of both the headrest and harness in one easy step, making it simple to give your growing child the best fit. When your child is ready to use the vehicle seat belts, remove the harness to use the grow and go 3-in-1 car Seat in belt-positioning booster mode: Up to 100 pounds. The headrest still adjusts easily, letting you get the best fit for your child. As your tiny baby grows into a big kid, messes are bound to happen, but the grow and go car seat pad makes cleanup easy. Machine washable and dryer safe, it is also designed to come off the seat easily, with no need to remove the harness. The grow and go is designed to provide more comfort to parents too. It takes up less room when placed rear-facing, giving up to 7 inches more leg room for parents in the front seat.
- The car seat built to grow for extended use through 3 stages: Rear facing 5 40 pounds, forward facing 22 65 pounds, and belt positioning booster 40 to 100 pounds
- Side impact protection
- Harness holders: With the harness held back, it's easy to get your child in and out of the seat
- Grow with baby pillows for a comfortable ride
- Quick fit harness for easy adjustment of both harness and headrest in one simple step
User questions & answers
Question: | What is the hight limit for forward facing |
Answer: | No, these are not rear facing car seats |
Question: | does it turn into a booster without the back |
Answer: | No idea.....I BOUGHT TWO OF THESE FOR MY GRAND KIDS IN FLORIDA.....they seem very well made.....and solved the problem of both kids not staying in their seats 😎😎😎 |
Question: | Has this seat been crash tested |
Answer: | says it is 19" wide. I do not have a tape measure here but mine are in captains chairs and they do not go over the edge of the chair. |
Question: | How many years is this car seat good for before it expires? I know the Graco 4ever is good for 10 years, what about this one |
Answer: | I received 3 of them within a week of ordering |
Product features
Disney Baby Grow and Go 3-in-1 Convertible Car Seat
Kids grow so fast that it seems to happen overnight. (These jammies fit yesterday!) It’s a 3-in-1 convertible car seat that’s ready to take baby home from the hospital or bring a big kid to soccer practice – and it’s there for you every wonderful moment in between. Let’s face it, life as a mom can be hectic, but with the Grow and Go it’s easy for them to grow and for you to be on the go.
- Supports infants from five pounds to toddlers of 40 pounds (rear-facing car seat)
- Supports toddlers 22 to 65 pounds (forward-facing car seat)
- Supports children 40 to 100 pounds (belt-positioning booster)
- Three-position recline makes it easy to get a good fit in your car
- QuickFit Harness for easy adjustment of both harness and headrest in one simple step
Rear-Facing Protection for Babies
The Grow and Go can be used in the rear-facing position for newborns and growing toddlers, from 5 to 40 pounds.
Forward-Facing for Toddlers and Kids
In forward-facing mode, the Grow and Go keeps your child protected in a harness with side impact protection up to 65 pounds.
Belt-Positioning Booster
When your child is big enough, remove the harness to use the belt-positioning booster mode for kids up to 100 pounds.
Messes Happen
Kids sneak in snacks and you find them mushed into every crevice. The seat pad comes off without removing the harness, because let’s face it – you don’t have time for that.
Handy Harness Holders
It can be tough to get a child who’s arching their back in the car seat – because no one likes leaving the park. Harness holders make it easy to get “Archie” and “Floppy” into the seat.
Reason to Raise Your Cup
Kids always want to take one for the road. That’s why we’ve included two convenient cup holders, just in case they want to take two.
Product description
The Graco Milestone 3-in-1 Car Seat grows with your child. It’s three seats in one, for comfort at every stage. This 3-in-1 car seat converts from rear-facing harness (5-40 lb) to forward-facing harness (22-65 lb) to belt-positioning booster (40-100 lb). Thanks to the no-rethread Simply Safe Adjust Harness System, the harness and headrest adjust together in one motion, to ensure that your child is always properly secured. The 4-position recline keeps your child comfortable, while the InRight LATCH system makes installation easy with a one-second attachment. The seat is Graco ProtectPlus Engineered to help protect your little one in frontal, side, rear, and rollover crashes.
- 3-in-1 car seat helps to protect your child from rear-facing harness (5-40 lb), to forward-facing harness (22 -65 lb), to highback booster (40-100 lb)
- Graco ProtectPlus Engineered to help protect your little one in frontal, side, rear, and rollover crashes
- No-Rethread Harness: Simply Safe Adjust Harness System adjusts the headrest and harness in one motion, to ensure proper fit
- 4-position recline helps ensure a secure installation and helps keep your growing child comfy on your many journeys together
- Graco’s exclusive push-button InRight LATCH provides an easy, one-second attachment with an audible click to help ensure secure installation
- 10 headrest height positions help you to get the safest fit for your child as they grow
- Integrated harness storage compartment keeps the harness safely stored away without removing while in belt-positioning booster mode
User questions & answers
Question: | When should use of the body insert be discontinued |
Answer: | Thank you for reaching out with this great question! For the Graco Milestone 3-in-1 Car Seat, the body support must be used if the child's shoulders are below the lowest harness setting. Please make sure to not allow the body support to bunch up behind the child during use. We also recommend removing the infant head support when the body support is removed. We hope this helps. Thank you! |
Question: | Is the width measured across the arm rests or the base |
Answer: | Thank you for your interest in the Milestone 3 in 1 Car Seat! The width is measured by the armrests. We hope this helps! |
Question: | Does this car seat recline when front facing (for when kids nap, to recline them a little bit |
Answer: | Thank you for your interest in our products! The Milestone 3-in-1 features a 4-position recline to help keep your growing child comfy, in both rear-facing and forward-facing positions. The recline is to ensure that your little one is properly secured in the event of an accident and it should not be changed during use. If you're looking for a car seat that you can adjust the recline without uninstalling the car seat, you might like our Recline N' Ride™ 3-in-1 Car Seat featuring On the Go Recline. We hope this helps, thanks again! |
Question: | When does it expire or how long does it expire if I buy this chair |
Answer: | Thank you for your interest in our products! The Milestone 3 in 1 Car Seat will expire 10 years from the date of manufacture. We hope this helps! |
Product features
Graco Milestone 3-in-1 Car Seat
Graco Milestone 3-in-1 Car Seat converts from rear-facing harness (5-40 lb) to forward-facing harness (22-65 lb) to belt-positioning booster (40-100 lb). Thanks to the no-rethread Simply Safe Adjust Harness System, the harness and headrest adjust together in one motion, to ensure that your child is always properly secured. The 4-position recline keeps your child comfortable, while the InRight LATCH system makes installation easy with a one-second attachment.
No-Rethread Simply Safe Adjust Harness
Adjust the height of your harness and headrest in one motion with the No-Rethread Simply Safe Adjust Harness System to ensure your child is always properly secured.
InRight LATCH
InRight LATCH system allows for an easy, one-second LATCH attachment
ProtectPlus Engineered
This combination of the most rigorous crash tests helps to protect your child in frontal, side, rear & rollover crashes.
4-Position Recline
Help ensure a secure installation and keep your growing child comfy on your many journeys together.
Removable Cupholder
Removable cupholder keeps your child's drink close and removes when not in use.
Integrated Harness Storage
Integrated harness storage compartment keeps the harness safely stored away without removing while in belt-positioning booster mode.
Product description
The original All-in-One convertible car seat designed to fit 3 across and with our famous steel core inside for optimum safety. Now rear facing for even longer up to 50 lb/ 22.7 kg and suitable from birth up to 120 lb/ 54 kg, expect 10 years of safety from just one car seat. Designed and engineered with complete rear facing protection, Radian 3R will keep now your precious cargo rear facing for even longer up to 50 lb/ 22.7kg, approx. 4 years old. Built with a mechanically engineered, reinforced steel core, made from automotive grade high strength steel, the Radian 3R is always ready to shield and protect. And when your family grows, the slim fit design will fit 3 across in most vehicles without compromising child safety or passenger comfort. As travel experts, Diono have naturally built in super portable features to the Radian 3R with original fold for easy transport and storage and steel reinforced cup holders to store essential road trip drinks and snacks. The Radian 3R is also aircraft certified FAA approved, so you can take safety with you wherever you go.
- REAR-FACING FOR LONGER: This slimfit convertible car seat is designed and engineered to keep your child rear facing even longer up to 50 lb/ 22. 7 kg, approx. 4 years old
- HIGH BACK BOOSTER: Keep your child safe and comfortable with the high back booster seat mode now up to 120 lb, 54 kg. The high back booster adds an extra layer of protection and comfort for any child transitioning into booster mode
- 10 YEARS ONE CAR SEAT: With 4 ways to travel safely from birth to booster, the radian 3R adapts as your child grows to offer a custom adjustable fit from birth to 120 lbs
- REINFORCED STEEL CORE: Mechanically engineered, reinforced steel core, made from automotive grade high density plastic and steel to create the ultimate protection for your child
- THE ORIGINAL 3 ACROSS: Built with our famous radian slim fit convertible design, to fit 3 across in most vehicles without compromising child or passenger comfort. Feel safe having your children secure in the backseat
User questions & answers
Question: | How deep does the vehicle seat have to be for rear facing and for forward facing |
Answer: | 1 year |
Question: | Is there a seatbelt positioning system as a high back booster seat or do you have to wait until they reach a certain height |
Answer: | The instructions say it needs a minimum of 4 inches clearance in back and on the left and right sides. This is why: a normal kitchen refrigerator has a fan that blows the warm air away, often out the front at floor level. But the heat produced by this freezer is dissipated by the three sides of the body with no air blower. So 4 inches of free air is needed to carry the heat away. It is OK to put things on top; the freezer does not eliminate waste heat through the top surface. |
Question: | Can you fit 3 wide in the rear row of 2010 cadillac escalade esv |
Answer: | It needs no water source but it cannot be placed in the garage where temperature might exceed 85 degrees. It has come very handy for us and we really like it. |
Question: | Can the Radian be rear-facing and still give a tall driver (6 ft) enough room? Or will it fit in the middle without hitting the driver's seat? Mazda |
Answer: | I can wear this with shoes on-but I typically use it at night |
Product description
Graco’s top-rated Nautilus 65 LX 3-in-1 car seat spans from toddler to youth to help keep your growing child safe. Featuring TrueShield advance side impact protection from head to hips*, this seat grows with your child from 22- 120lb. It starts as a harness booster from 22-65 lb, converts to a highback booster from 40-100 lb, and becomes a backless booster seat from 40-120 lb. The Simply Safe Adjust harness allows you to adjust the harness and headrest together as your child grows through each mode, and then the harness stores away easily in highback booster mode. You’ll appreciate the ease of the fuss-free harness for easy in-and-out. Little passengers will enjoy the premium fabric, body support, personal cup holder, and storage compartment. The Nautilus 65 LX is the perfect blend of safety, function, and comfort! *Excludes backless mode.
Care and Maintenance:
Machine-washable seat cushion
Metal and plastic parts may be cleaned with mild soap and cool water
To clean buckle, place buckle in a cup of warm water and gently agitate the buckle. Press the red button several times in the water. Do not submerge the buckle strap. Do not use soaps, household detergents, or lubricants.
Harness straps may be spot cleaned with mild soap and damp cloth.
- Integrated harness storage compartment holds unused harness straps while in the belt positioning booster mode
- One-hand, 5-position adjustable headrest is easy to use and adapts for your growing child
- Keeps your child in a booster up to 120 pounds for longevity of use, in keeping with American Academy of Pediatrics' recommendations
- Fuss Free harness storage holds the buckle out of the way, so it’s easy to get baby in and out. Harness straps may be spot cleaned
- Body support helps keep your child comfy.5-Point Harness Mode Height:27-49 inches
User questions & answers
Question: | What kind of car seat base goes with this car seat |
Answer: | Thank you for your interest in our products for your family! The Nautilus 65 LX 3-in-1 harness booster seat helps protect your child, from toddler to youth, forward-facing only: Harness Booster (20 – 65 lb), highback booster (40 – 100 lb), backless booster (40 – 120 lb). This car seat does not have a separate base, only rear-facing Infant car seats have this feature. We hope this helps, please reach out to Graco Consumer Care at 800-345-4109 Monday-Friday 8-5 EST if you have any questions. Thanks again! |
Question: | can this be secured by seat belt in the 5 point harness mode |
Answer: | Thanks for your interest in the Graco Nautilus 65 LX featuring TrueShield Technology 3-in-1 Harness Booster. The car seat can be secured by the seat belt, while the child will be secured by the 5 point harness. The seat belt will need to be guided through the belt path. Please see the manual below (installation with a seat belt starts on page 39). http://s7d2.scene7.com/is/content/Newellsync/Nautilus_65_TS_ENGpdf |
Question: | Can I buy it here |
Answer: | If your on Amazon with the product right in front of you. Yes just hit add to cart. |
Question: | is this rear facing |
Answer: | Thank you for your interest in our products! As for the Graco Nautilus 65 LX 3-in-1 Harness Booster Featuring TrueShield Technology: Fits toddlers 22-65 lb forward facing in harness Fits youth 30-100 lb in Highback belt-positioning booster Fits youth 40-120 lb in a Backless belt-positioning booster http://www.gracobaby.com/en-US/nautilus-65-lx-trueshield-8j400 |
Product features
Ride 3 Ways, with Extra Protection
The Nautilus 65 LX 3-in-1 Booster Seat grows with your child from 22 to 120 lb. TrueShield protective shields help keep baby safe in the event of a side impact*.
*Testing excludes backless booster mode. Based on dynamic tests (“crash tests”) conducted by the company at its laboratory in Atlanta, GA, in September 2016 using an impact simulator sled to validate product performance beyond the testing required under NHTSA regulations.
Product description
The Graco Landmark 3-in-1 Car Seat grows with your child. It's three seats in one, for comfort at every stage! It's a rear-facing harnessed car seat (5-40 lb), a forward-facing harnessed car seat (22-65 lb), and a belt-positioning booster (40-100 lb). Thanks to the Simply Safe Adjust Harness System, you'll adjust the harness and headrest together, for an always-right fit. The 4-position recline keeps your child comfortable, while the InRight LATCH system makes installation easy with a one-second attachment. This seat is Graco ProtectPlus Engineered, which helps to protect your little one in frontal, side, rear, and rollover crashes.
- 3 in 1 transforms from a rear facing infant car seat (5 40 pounds), to a forward facing car seat (22 65 pounds) to a belt positioning booster (40 100 pounds)
- Simply Safe Adjust Harness System adjusts the harness and headrest height together with one easy motion no re threading required
- 4 position recline helps keep your growing child comfy on your many journeys together
- Graco's exclusive InRight LATCH attachment provides an easy, one second attachment with an audio click cue to help ensure secure installation
- Graco ProtectPlus Engineered: a combination of the most rigorous crash tests that helps to protect your child in frontal, side, rear & rollover crashes; additional testing based on the New Car Assessment Program and for extreme car interior temperatures
User questions & answers
Question: | What is the width of this carseat?one review says 17 and the other says |
Answer: | A: Thank you for your interest in the Graco Landmark 3-in-1 Car Seat! The width of the seat is approximately 18 inches! I hope this helps! |
Question: | Does this fit the traveler stroller from Graco |
Answer: | Thank you for your interest in the Graco Landmark 3-in-1 Car Seat! No, this convertible seat is not meant to be portable like an infant seat and will not work with any strollers. I hope this helps! |
Question: | What are the differences between the Landmark and the Milestone? They look almost identical to me |
Answer: | Thanks for reaching out with this great question! The new Landmark 3-in-1 car seat is very similar to the Milestone, and they both grow with your child; they can be used rear-facing and forward-facing with the 5-point harness, and then they transform into a highback booster seat. The Landmark is ProtectPlus Engineered™ which helps to protect your little one in frontal, side, rear and rollover crashes, and it has been through some additional safety testing: - Rear-Impact Tested based on the European Rear-Impact Crash Pulse. - Tested to Graco's RollSafe™ testing standard based on the European rollover testing procedure - Tested for structural integrity in extreme hot and cold temperatures. We hope this helps! |
Question: | How does this differ from thr Graco 4 in 1 forever |
Answer: | Thank you for your interest in our products! Both seats have many of the same features. The Landmark is a 3 in 1 seat that can be used rear facing, forward facing & high back booster. The 4Ever has the extra feature of changing into a no back booster. The 4Ever has two cup holders where the Landmark only has the one. The Landmark has a smaller footprint. I hope this helps! |
Product features
Graco Landmark 3-in-1 Car Seat
The Graco Landmark 3-in-1 Car Seat grows with your child. It’s three seats in one, for comfort at every stage! It’s a rear-facing harnessed car seat (5-40 lb), a forward-facing harnessed car seat (22-65 lb), and a belt-positioning booster (40-100 lb).
Rear-Facing Harness
For children 5-40 lb
Forward-Facing Harness
For children 22-65 lb
Belt-Positioning Booster
For big kids 40-100 lb
No-Rethread Harness
With the Simply Safe Adjust Harness System, the headrest and harness adjust in one motion with one hand, ensuring your child is always properly secured.
Recline for Comfort
4-position recline helps keep your growing child comfy on your many journeys together.
Easy-Clean, Washable Seat Cover
Washable seat cover is easy to access without removing the harness, so it's simple to keep clean.
Integrated Harness Storage
Storage compartment holds unused harness straps while in the belt-positioning booster mode.
Product description
Graco's top-rated Nautilus 65 LX 3-in-1 harness booster goes the distance, from toddler to youth, to help keep your growing child safe This toddler car seat secures your child in a 5-point harness from 22-65 pounds, converts to a belt-positioning, high back booster seat from 30-100 pounds, and becomes a backless booster seat from 40-120 pounds. The Simply Safe Adjust harness allows you to adjust the harness and headrest together as your child grows, with no time-consuming rethreading. You'll appreciate the ease of the fuss-free harness, for easy in and out, while your travel partner enjoys the comfy body insert, personal cup holder and storage compartment. EPS, energy absorbing foam for effective impact management
- 3 in 1 harness booster helps protect your child, from toddler to youth. The minimum height recommendation for backless booster mode is 40 inches while high back booster mode is 38 inches
- Harness booster (22 - 65 pounds), highback booster (30 - 100 pounds), backless booster (40 - 120 pounds)
- Simply Safe Adjust Harness System adjusts the height of your harness and headrest, in one motion, to ensure that your child is always properly secured in the front facing car seat
- 3-position recline helps keep your growing child comfy. Car Seat Depth:18 inches; Width Outside: 20 inches; Height 28 inches
- Side-impact tested for occupant retention with built-in 5-point harness system ; Care and Maintenance- Machine-washable seat cushion, Metal and plastic parts may be cleaned with mild soap and cool water ,Buckle may be cleaned with a damp cloth,Harness straps may be spot cleaned
User questions & answers
Question: | Does this carseat have a cushioned seat bottom, or is it like our current carseat, a thin "quilted" foam in the cover, on top of a hard plastic seat |
Answer: | It has a couple layers, though they aren’t thick. It’s more padded then the less expensive seats. |
Question: | Can the seat cover washable |
Answer: | Thank you for your interest in our product. The car seat pad is washable. |
Question: | Does belt that anchors car seat to seat itsalf have push button release or hook |
Answer: | Thank you for your interest in our products. The LATCH that anchors the booster seat to the vehicle is a metal clip on this model. |
Question: | Is this car seat recalled, the Greco website says seats between 10/1/2007 to |
Answer: | Thank you for your interest in the Graco Nautilus 65 LX 3 in 1 Car Seat. This car seat is not under a recall The manufacture date of this car seat would be a few months old and would not be affected. |
Product features
Graco Nautilus 65 LX 3-in-1 Harness Booster
The Graco Nautilus 65 LX 3-in-1 Harness Booster offers longevity to protect your child, from toddler to youth. This forward-facing harness booster seat keeps your child in a 5-point harness from 22 to 65 lb and converts into a highback booster seat for children from 30 to 100 lb, and then becomes a backless booster seat designed for children from 40 to 120 lb.
You’ll appreciate the ease of the fuss-free harness, for easy in and out, while your child enjoys the comfy body insert, personal cup holder, and storage compartment.
Stage 1
The forward-facing harness booster seat can support children from 22 to 65 lb securely with a 5-point harness.
Stage 2
Convert the seat into a high-back belt-positioning booster that can support children from 30 to 100 lb.
Stage 3
Remove the back support to create a backless booster that's designed for children between 40 and 120 lb.
Simply Safe Adjust Harness
The Simply Safe Adjust Harness System adjusts the height of your harness and headrest in one motion.
Fuss-Free Harness Storage
Fuss-free harness storage holds the buckle out of the way, so it’s easy to get your child in and out of the seat.
Removable Body Support
Keep your child comfortable with the removable, machine washable body support cushion.
3-Position Recline
With 3 recline positions, this seat keeps your growing child comfy.
Latest Reviews
View all
Lip Sticks
- Updated: 07.03.2023
- Read reviews

Fold Bicycles
- Updated: 04.03.2023
- Read reviews

Mop With Microfibers
- Updated: 19.05.2023
- Read reviews

Twins Necklaces
- Updated: 20.01.2023
- Read reviews

Stress Mats
- Updated: 04.02.2023
- Read reviews