The Diono Radian® 3QXT+ Latch Convertible Car Seat is designed for families who seek ultimate protection, comfort, and convenience for their child. Offering up to 10 years of use, from birth through booster, this car seat is built with SafePlus® engineering and features a slim-fit design. The Radian® 3QXT+ provides maximum safety without compromising on comfort, allowing your child to travel in style while ensuring optimal protection. With an extended lifespan and versatility, this seat grows with your child and is FAA-approved, making it the perfect solution for parents who need a reliable, long-lasting car seat for every phase of their child's growth.
The Diono Radian® 3QXT+ Latch Convertible Car Seat features 4 modes in one seat, offering rear-facing, forward-facing, and booster seating options. It includes SafePlus® Rear-Facing Engineering, a steel anti-rebound bar, and 6 layers of side impact protection to provide the highest level of safety for your child. The slim-fit design allows for 3-across seating, ensuring compatibility with most vehicles. The seat is also equipped with a one-hand adjustable 12-position headrest and a foldable design for compact storage, making it perfect for families on the go. Additionally, the Radian® 3QXT+ is FAA Approved for airline use and includes a soft Latch system for easy installation. This seat has been awarded Best Bet Booster by IIHS.
Diono is a trusted brand known for innovative, award-winning car seats, booster seats, strollers, and travel accessories designed for safety, comfort, and convenience. With steel-reinforced frames, slim-fit designs, and convertible versatility, Diono car seats grow with your child while fitting three across in most vehicles. Combining advanced engineering with sleek style, Diono makes every journey safer and easier. Explore Diono at ANB Baby for high-quality, space-saving car seats and travel solutions built for modern families.
Diono Radian® 3QXT+ Latch Convertible Car Seat Features:
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4 Modes in 1 Seat: Rear-facing (4-50 lbs), forward-facing (22-65 lbs), high-back booster (40-120 lbs).
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SafePlus® Engineering: Features rear-facing technology with 3 modes of newborn protection and a steel anti-rebound bar for added safety.
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Side Impact Protection: 6 layers of side impact protection, providing advanced safety.
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Slim-Fit Design: Allows for 3-across seating in most vehicles without compromising on space.
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12-Position Adjustable Headrest: One-hand easy adjustment for the perfect fit as your child grows.
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FAA Approved: Suitable for use on airplanes for travel convenience.
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Compact and Foldable: Easy to store and transport, making it ideal for families on the go.
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Cup Holders: Two cup holders for your child’s drinks, adding convenience during travel.
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Easy Latch Installation: Soft Latch system for secure and easy installation.
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Machine Washable Covers: Provides hassle-free maintenance for parents.
| Product Dimensions (Open): | 28.5" H x 17" W x 16" D |
| Product Dimensions (Folded): | 28.5" H x 17" W x 11.5" D |
| Seat Weight: | 34.2 lbs |
| Number of Head Support Positions: | 12 |
| Cup Holders: | Yes |
| Latch System: | Soft Latch |
| Fits 3-Across: | Yes |
| FAA Approved: | Yes |
| Recommended Use | |
| Minimum User Weight: | 4 lbs |
| Maximum User Weight: | 120 lbs |
| Rear-Facing Weight Range: | 4 lbs – 50 lbs |
| Rear-Facing LATCH Max Weight: | 35 lbs |
| Forward-Facing Weight Range: | 22 lbs – 65 lbs |
| Forward-Facing LATCH Max Weight: | 40 lbs |
| Booster Weight Range: | 40 lbs – 120 lbs |
| Maximum User Height: | 57.1 in (145 cm) |
| Care Instructions: |
Covers: Machine wash cold, line dry. Shell and Components: Spot clean only. Do not submerge in water. Store in a dry, shaded location. |
| Safety Measures: |
Ensure the seat is securely installed before each use. Do not use if parts are broken or missing. Always fasten the harness properly. Adjust headrest and side impact features as needed. Use only within specified weight and height limits. |
| Brand: | Diono |
| Black Jet Manufacturer SKU: | 53000-NA-01 |
| UPC: | 677726530007 |
| Grey Slate Manufacturer SKU: | 53001 |
| UPC: | 677726530014 |
- 1- Radian® 3QXT+ Latch Convertible Car Seat
- 1- Product Manual
- 2- Cup Holders
- 1- Safe Stop®
- 1- Lap Belt Cushion
- 1- Rear-Facing Base
- 1- 2-in-1 Infant Positioning Liner
- 1- Newborn Travel High Wedge
- 1- Newborn Protection Insert
- 1- 2-in-1 Anti-Rebound Panel
- 1- Calf Support
What age group is the Diono Radian® 3QXT+ suitable for?
The Diono Radian® 3QXT+ is suitable from birth to 120 lbs, offering rear-facing, forward-facing, and booster options.
Is the Diono Radian® 3QXT+ FAA approved?
Yes, the Diono Radian® 3QXT+ is FAA-approved for airline use.
What car seat positions does the Diono Radian® 3QXT+ offer?
It offers rear-facing (4–50 lbs), forward-facing (22–65 lbs), and high-back booster (40–120 lbs) seating positions.
What is SafePlus® engineering?
SafePlus® engineering includes advanced materials and safety features, such as rear-facing protection, side impact protection, and a steel anti-rebound bar for added security.
Can the Diono Radian® 3QXT+ be used in 3-across seating?
Yes, it is designed with a slim-fit design that allows for 3-across seating in most vehicles.
How do I adjust the headrest on the Diono Radian® 3QXT+?
The headrest adjusts easily with one hand and offers 12 positions to ensure a perfect fit for your child.
Is the Diono Radian® 3QXT+ easy to install?
Yes, it uses a soft Latch system for easy and secure installation.
Can I wash the Diono Radian® 3QXT+ seat cover?
Yes, the seat cover is machine washable. Wash it in cold water and line dry.
What weight and height limits does the Diono Radian® 3QXT+ have?
It supports rear-facing up to 50 lbs, forward-facing up to 65 lbs, and booster up to 120 lbs.
Does the Diono Radian® 3QXT+ come with cup holders?
Yes, the Diono Radian® 3QXT+ includes two cup holders that are easy to install.
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