--- product_id: 602497586 title: "DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster" brand: "diono" price: "€ 2090.96" currency: EUR in_stock: true url: https://www.desertcart.hr/products/602497586-dionoradian-3rxt-special-edition-slim-fit-3-across-all-in store_origin: HR region: Croatia --- # Slim-fit design fits 3 across without compromise 3-in-1 convertible modes for 10 years of use Automotive-grade steel core for ultimate safety DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster **Brand:** diono **Price:** € 2090.96 **Availability:** ✅ In Stock ## Summary > 🚗 Safety Meets Sleek: The 3-Across Gamechanger for Modern Families ## Quick Answers - **What is this?** DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster by diono - **How much does it cost?** € 2090.96 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/602497586-dionoradian-3rxt-special-edition-slim-fit-3-across-all-in) ## Best For - diono enthusiasts ## Why This Product - Trusted diono brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rock-Solid Safety:** Mechanically engineered steel core and anti-rebound bar reduce rotation and enhance crash protection. - • **Space-Savvy Slim Fit:** Innovative slim design lets you fit 3 car seats across, perfect for busy families. - • **Built to Last a Decade:** Grows with your child from 5 to 120 lbs, maximizing value and safety. - • **Triple Mode Versatility:** Seamlessly converts from rear-facing to forward-facing to booster, adapting to every stage. - • **One-Hand Adjustable Comfort:** 12-position headrest with easy one-handed adjustment for personalized support. ## Overview The Diono Radian 3RXT Special Edition is a premium all-in-one convertible car seat engineered with automotive-grade steel for superior safety. Its slim-fit design allows three seats to fit side-by-side, making it ideal for families on the go. With rear-facing, forward-facing, and booster modes, plus a 12-position adjustable headrest, it offers up to 10 years of adaptable comfort and protection for children weighing 5 to 120 pounds. ## Description DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster ## Features - Radian 3RX Car Seat: Equipped with SuperLatch, cupholder, an adjustable headrest, and head and body support grows with your child for up to 10 years of use with a weight limit of 5 to 120 pounds - Technology: Allows for newborn rear-facing, forward-facing harness, and high-back booster mode; Designed for rear-facing travel from 5 to 65 pounds; Includes an anti-rebound bar to reduce rotation - Mechanically Engineered Steel Core: Made from automotive-grade steel; Keeps you secure during travel with Radian slim-fit design for a 3-across option to not compromise a child's comfort and safety - Adjustable Headrest: One-handed easy-adjust, 12-position headrest for a personalized and ultra-comfortable fit; Ensures maximum support and safety for you and your loved ones ## Technical Specifications | Specification | Value | |---------------|-------| | Product Dimensions | 40.64 x 43.18 x 72.39 cm | | Manufacturer reference | 50031-US-01 | | Minimum weight recommendation | 2.27 kg | | Maximum weight recommendation | 65 Pounds, 120 Pounds, 50 Pounds | | Material Type | Alloy Steel | | Orientation | Forward Facing, Rear Facing | | Harness type | 5-Point | ## Product Details - **Brand:** diono - **Installation type:** Latch - **Material:** Alloy Steel - **Orientation:** Forward Facing, Rear Facing - **Minimum weight recommendation:** 29.48 kg, 54.43 kg, 50 Pounds ## Images ![DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster - Image 1](https://m.media-amazon.com/images/I/71RzJZq4FWL.jpg) ![DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster - Image 2](https://m.media-amazon.com/images/I/61k46yAZ5yL.jpg) ![DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster - Image 3](https://m.media-amazon.com/images/I/71BovPVRL8L.jpg) ![DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster - Image 4](https://m.media-amazon.com/images/I/71W2E-FnXxL.jpg) ![DionoRadian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster - Image 5](https://m.media-amazon.com/images/I/71n4ilVcWqL.jpg) ## Frequently Bought Together - Diono Radian 3RXT Special Edition Slim Fit 3 Across All-in-One Convertible Car Seat, Rear-Facing, Forward-Facing and High-Back Booster, Gray Oyster - Diono Angle Adjuster Car Seat Leveler, Car Seat Wedge Cushion, Foam Provides More Legroom for Rear-Facing Car Seats - Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear Facing & Forward Facing, 10 Years 1 Car Seat, Slim Fit 3 Across, Jet Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/602497586-dionoradian-3rxt-special-edition-slim-fit-3-across-all-in](https://www.desertcart.hr/products/602497586-dionoradian-3rxt-special-edition-slim-fit-3-across-all-in) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-16*