Radian 3RXT All-in-One Convertible Car Seat


Radian 3RXT All-in-One Convertible Car Seat


The Diono Radian® 3RXT is the original 3 across All-in-One convertible car seat, trusted by over a million parents to protect their child from birth to booster (5 – 120 lb / 2.3 – 54 kg).

Lovingly engineered with the famous Diono Steel Core and now rear facing for even longer, expect 10 years of safety from just one car seat.

  • 10 YEARS – 1 CAR SEAT Built from high quality materials and versatile design for growing children, the Radian 3RXT provides 10 years of service.
  • THE ORIGINAL 3 ACROSS Radian 3RXT features a slimline, space saving design at only 17in wide, that allows you to install three across in most vehicles.
  • DIONO STEEL CORE Engineered with the famous Diono full steel core for safety you can feel. This high-strength core has inherent integrity and forms an unyielding structure to shield and protect.
  • REAR-FACING FOR EVEN LONGER With extended rear-facing from birth up to 50lb / 22.7 kg to keep your child in the safest travel position for as long as possible.
  • SAFE & COMFORTABLE NEWBORN POSITIONING The removable infant insert features newborn travel high wedge to create a lie-flat travel position. Then as your baby grows, simply remove the wedge to allow the 2-in-1 infant positioning liner to give cozy, comforting support.
  • SOLID SIDE IMPACT PROTECTION Aluminium reinforced sides and thick energy absorbing foam distributes crash forces.
  • EASY REMOVE COVERS Radian 3RXT features easy remove covers. So when the next journey gets messy, easily remove to machine wash.
  • 12 POSITION ADJUSTABLE HEAD SUPPORT 12 position adjustable head support reinforced for enhanced side impact protection. TRAVEL READY Radian car seats are super portable and fold flat for easy travel. They are also FAA Approved and certified for use on aircraft!
  • SUPERLATCH™ INSTALLATION Our SuperLATCH™ system makes installation easy and super secure. An audible click lets you know when connectors are locked in safe.

Additional information


Black Jet, Gray Slate, Blue Sky, Purple Plum, Red Cherry

Radian 3RXT All-in-One Convertible Car Seat

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