The Diono Radian 3QX is the ultimate all-in-one car seat from birth to booster. Featuring 3 stages of complete rear facing protection and all new Diono Safe+™ engineering to provide the next generation in car seat safety.
The new Radian 3QX is subjected to a combination of the most rigorous crash tests including rollover testing to make sure we have the safest seat possible. Safe+™ Steel Core
All new upgraded steel core. Made from automotive grade high strength steel to shield and protect. Safe+™ Newborn Travel High Wedge
Creates near lie-flat travel position for newborns while reducing head slump and helping to keep airways open. Simply remove as baby grows. Safe+™ 2-in-1 Infant Positioning Liner
Gives extra infant comfort and toddler body support. Simply remove as your toddler grows. Safe+™ Steel Anti-Rebound Bar
One click connection to the seat base. Reduces rebound rotation by 50% in the event of a collision. Also provides more legroom when rear-facing. Safe+™ Headrest
Engineered with the latest European Side Impact technology to improve child head containment in the event of a collision. Headrest height is increased by 22% from Diono Radian R series. Safe+™ Side Impact Protection
Featuring 6 layers of interlocking EPS & EPP foam, high density plastic and steel reinforcement to create ultimate side impact protection without compromising 3 across fit. 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 (22.7 kg). Slim-Fit Design Fits 3 AcrossBuilt with Diono's famous Radian slim fit design, to fit 3 across in most vehicles without compromising child or passenger comfort. SuperLACTCH Installation
The SuperLATCH system makes installation easy and super secure. An audible click lets you know when connectors are locked in safe. Travel Ready
The Diono Radian 3QX is super portable and folds flat for easy travel or storage. 10 Years 1 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 up to 120 lbs (54.4 cm) Certified for Aircraft Travel
This is a final sale item. This item is not eligible for returns or exchanges.