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 / 2.2 kg – 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.
- Safe & Comfortable Newborn Positioning: 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 line to give a cozy, comforting support.
- 10 Years One Car Seat: With 4 ways to travel from birth to booster, the radian® 3RXT adapts as your child grows to offer a custom fit from birth up to 120lb / 54kg.
- The Original 3 Across: Built with our famous radian® slim fit design, to fit 3 across in most vehicles without compromising child or passenger comfort.
- Rear-Facing For Longer: Designed and engineered to keep your child rear facing for even longer up to 50 lb / 22.7kg (approx. 4 years old).
- Steel Core: Mechanically engineered, reinforced steel core, made from automotive grade high strength steel to shield and protect.
- Rear-facing: 5-50 lbs / 2.3-22.7 kg
- Forward-facing: 22-65 lbs / 10-29.5 kg
- Booster mode: 40-120 lbs / 18-54 kg
- Seated torso height: 7.5-16.5″ / 19-42 cm
- Overall maximum height: up to 57″ / 144.8 cm
Order Now and Get Pump Station Perks:
- Free Virtual Consult or Santa Monica Store Car Seat Installation or Gear Assembly
- Product Education & Registration
- Contact-less Curb-Side Pick-Up
For local installation/build-out choose "Local Pickup" at checkout, and we'll call you upon product arrival to confirm your appointment.
NOTE: Special Orders take 2-4 weeks unless noted. All Special Order Sales Are Final.