Diono Radian 3QX Extended Rear Facing Rebound Bar

Diono Radian® 3QX

Regular price $449.00 $449.00 Sale

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Looking for a an extended Rear Facing option? This is a must seat to try.

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The ultimate 3 across All-in-One car seat from birth to booster 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.


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

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

Designed and engineered with all new Diono Safe+™ protection. Now you can keep your child rear facing for even longer up to 22 kg (approx. 4 years old).

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 54 kg.


Built with our famous radian® slim fit design, to fit 3 across in most vehicles without compromising child or passenger comfort.

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+™ engineering
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+™ 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 radian R series.

Product Specs:
Rear-facing: 1.8-22.7 kg
Forward-facing: 10-29.5 kg
Booster mode: 18-54 kg
Seated torso height: 19-42 cm
Overall maximum height upto: 144.8 cm
Weight: 11.7 kg