Fit4 is the easist all-in-one car seat to install and use, from birth to booster (1.8-45.3kg). It’s homologated according to the American Standards.

fit to grow
FitKit System: 4-stage construction with easy-remove layers provide optimal fit and comfort for your child as they grow.

best in class headrest
10-position headrest and 5-point harness adjust in height simultaneously to accommodate maximum growth.

9-position recline
ReclineSure offers a range of recline options at every stage to provide the best vehicle fit and maximize kid comfort.

easiest to install
SuperCinch LATCH tightener users 4 times the force to achieve a tight and secure fit using a fraction of the effort.

side-impact protection
A steel-reinforced frame and EPS energy-absorbing foam surround the head and torso throughout every stage.

space-saving fit
A slim design and CupFolders free up valuable space in the backseat.

Seat belt installation
A secure installation using vehicle seat belt with LockSure® easy-thread belt path and built-in lock offs.
Day One to Year Ten
The Chicco Fit4™ 4-In-1 Convertible Car Seat, designed to deliver premier child fit and comfort at each unique stage, makes it easy to correctly secure your child from birth through big kid booster. Trusted, easy-to-use installation and safety features unique to Chicco combine with an innovative 4-Stage FitKit™ System, for ultimate convenience and peace of mind as your baby grows to age ten.
One Car Seat – 4 Stages to Grow
The 4-Stage FitKit™ System provides optimal fit and comfort through multi-staged construction and easy-to-remove layers, providing more room to grow through each unique stage. Combined with a 10-position easy-adjust headrest and 9 recline positions, your child will be riding in comfort as they grow, correctly secured in each stage:
Easiest All-in-One to Install Correctly
Chicco-exclusive installation features including ReclineSure® leveling system, RideRight® bubble levels, force-multiplying SuperCinch® LATCH tightener and LockSure® belt-tightening system combine to make Fit4™ the easiest all-in-one car seat to install correctly. Slim design and space-saving CupFolders™ make Fit4™ easy to fit and secure inside your vehicle.
Protection at Every Stage
DuoGuard® side-impact protection offers two layers of protection with a steel-reinforced frame and EPS energy-absorbing foam that surround the head and torso throughout every stage. A 10-position headrest adjusts in height simultaneously with the 5-point harness to accommodate maximum growth, for best in class protection from birth through booster.
Fit4Stages.com
As your child grows, scan the QR Code on the side of the car seat or visit www.Fit4Stages.com for quick and easy stage transition instructions – online help from Chicco always there to help guide you every step of the way.
- The best FIT from day 1 to year 10 – for peace of mind and convenience from birth to booster
- 4-stage FitKit™ System includes infant positioner, toddler pad, FitKit™ core and deluxe shoulder pad
- 9-position ReclineSure® leveling system
- Best in class 10-position headrest
- SuperCinch® LATCH tightener
- DuoGuard® head and torso side-impact protection
- Steel-reinforced frame
- RideRight® bubble levels
- LockSure® steel-reinforced seat belt locking system
- Slim design and space-saving CupFolders™ with push-button removal
- Machine washable fabrics
- Easy access QR code and Fit4Stages.com transition guide