The ultimate 3 across All-in-One car seat from birth to booster (4 120 lb / 1.8 54 kg). Featuring 3 stages of complete rear facing protection and all new Diono Safe+ engineering to provide the next generation in car seat safety.

3 STAGE REAR-FACING PROTECTION:

Features Safe+ newborn travel high wedge, Safe+ 2-in-1 infant positioning liner and Safe+ steel anti-rebound bar for complete rear-facing protection.

SAFE+ ENGINEERING
radian 3QX is subjected to a combination of the most rigorous crash tests to make sure we have the safest seat possible.

REAR-FACING FOR LONGER
Designed and engineered with all new Diono Safe+ protection. Now you can keep your child rear facing for even longer up to 50 lb (approx. 4 years old).

10 YEARS ONE CAR SEAT
With 4 ways to travel from birth to booster, the radian 3QX adapts as your child grows to offer a custom fit from birth to 120 lb.

SLIM-FIT DESIGN FITS 3 ACROSS
Built with our famous radian slim fit design, to fit 3 across in most vehicles without compromising child or passenger comfort.