The original 3 across All-in-One Car Seat just got better. Upgraded with 15 improvements from the award-winning Radian 3RXT, the Diono Radian 3RXT SafePlus™ features Diono SafePlus™ engineering, SafePlus™ anti-rebound panel and advanced SafePlus™ Side Impact Protection for complete protection from birth to booster 4 - 120 lb.

Rear-facing harness (4-50 lbs), forward-facing harness (22-65 lbs), high-back belt positioning booster (40-120 lbs)

Grows with Child: Converts to high-back belt positioning booster, SafePlus anti-rebound bar, removable 3-stage rear-facing protection, travel high wedge, removable 2-in-1 infant positioning liner, 12 position easy adjust headrest, expandable seat width

Includes: SafePlus anti-rebound bar, SafePlus 2-in-1 infant positioning liner, SafePlus newborn travel high wedge, removable steel reinforced XL cup holder, easy remove machine washable cover, LATCH guides, shoulder belt guide

Baby, we want you to know…​

The box might have some wear but, it’s what’s inside that counts.