🚗 Safety, Style, and Space — The Only Car Seat You'll Ever Need!
The Diono Radian 3R is a premium all-in-one convertible car seat designed for ultimate safety and longevity. Featuring a reinforced steel core, it supports children from 5 to 120 lbs across 4 modes, including extended rear-facing up to 50 lbs. Its slim-fit design allows three seats to fit side-by-side without compromising comfort or protection, making it ideal for modern families seeking both space efficiency and top-tier safety.
| Model Number | 50640 |
| Product Dimensions | 40.89 x 42.93 x 72.14 cm; 10.89 kg |
| Item model number | 50640 |
| Minimum Weight Recommendation | 5 Pounds |
| Maximum Weight Recommendation | 54.43 kg |
| Minimum Height Recommendation | 18.1 inches |
| Maximum Height Recommendation | 57.1 Inches |
| Material Type | Alloy Steel Plastic Polypropylene Polystyrene |
| Material composition | 95% Polyester, 5% Spandex |
| Care Instructions | Covers: Machine wash cold, line dry. Shell and Components: Spot clean |
| Number of items | 1 |
| Style | Radian 3R ColorTheJourney Fits 3 Across |
| Number of reclining positions | 1 |
| Batteries required | No |
| Orientation | Convertible Seat |
| Rear-facing minimum child weight | 5 Pounds |
| Rear-facing maximum child weight | 50 Pounds |
| Forward-facing minimum child weight | 22 Pounds |
| Forward-facing maximum child weight | 120 Pounds |
| Harness type | 5-Point |
| Item Weight | 10.9 kg |
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