Radian 3RXT


The original 3 across all-in-one convertible car seat, trusted by over a million parents to protect their child from birth to booster. 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. Minimalist and stylish colors to keep It simple. 

Award-Winning - From infant to booster seat, rear and forward facing the Radian adapts as your child grows for 10 years of use (5 - 120 lb) 

Rear Facing For Longer - Designed for safe rear-facing travel from 5 - 50 lb complete with newborn travel high wedge to protect as they grow from baby, infant to toddler. 

The Original Radian 3 Across: Built with the famous Radian slim fit convertible design for a 3-across option only with Diono Radian combinations, without compromising child or passenger comfort. feel safe having your children safe and secure in the backseat.

One Hand Easy Adjust 12 Position Headrest - A safe and comfortable fit for rear-facing, forward-facing, and booster seat modes.

Steel Reinforced Frame - Mechanically engineered, reinforced steel core, made from automotive-grade high-strength steel to shield and protect.



  • Minimum User Weight: 5 lb 
  • Maximum User Weight: 120 lb 
  • Minimum User Weight - Rear Facing: 5 lb 
  • Maximum User Weight - Rear Facing: 50 lb 
  • Maximum User Weight - Rear Facing LATCH: 35 lb 
  • Minimum User Weight - Forward Facing: 22 lb 
  • Maximum User Weight - Forward Facing: 65 lb
  • Maximum User Weight - Forward Facing LATCH: 40 LB 
  • Minimum User Weight - Booster: 40 lb 
  • Maximum User Weight - Booster: 120 lb
  • Maximum User height: 57.1 in
  • Product Height: 28.5 in
  • Product Width: 17 in 
  • Product Depth: 16 in
  • Seat Weight: 28.1 lb


You may also like

Recently viewed