285/45R21 tires
The size 285/45R21 means a tire 285 mm wide, with a sidewall 45% as tall as it is wide (about 128 mm), built for 21-inch wheels. Its overall diameter is about 790 mm (31.1 in). We have 23 285/45R21 tires in stock from 23 models, starting at $400.00 per tire.
23 tires in stock in 285/45R21
$400.00In stock
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$906.00Only 2 left
10 more models currently out of stock
Vehicles that use 285/45R21
- Bentley Bentayga 2016–2024
- Audi Q8 2019–2024
- BMW X7 2019–2024
- Audi SQ8 2020–2024
- Lamborghini Urus 2018–2024
- Porsche Cayenne Coupe 2024
- Porsche Cayenne 2024
- BMW Alpina XB7 2021–2024
- Kia EV9 2024
- Mercedes-Benz G63 2019–2023
Original-equipment fitments from our vehicle database. Confirm the size on your door placard before ordering.
Sizes close to 285/45R21
- 255/50R21 788 mm
- 325/40R21 793 mm
- 315/40R21 785 mm
- 275/45R21 781 mm
- 265/45R21 772 mm
- 275/50R21 808 mm
- 295/40R21 769 mm
- 235/50R21 768 mm
Within 3% overall diameter on the same rim. Only change size with a professional’s advice; load index and clearance must still match.
Questions about the 285/45R21
What does the tire size 285/45R21 mean?
The size 285/45R21 means a tire 285 mm wide, with a sidewall 45% as tall as it is wide (about 128 mm), built for 21-inch wheels.
What is the cheapest 285/45R21 tire in stock?
Right now the lowest-priced 285/45R21 tire in stock is the Hankook RA33D at $400.00 per tire. We have 23 285/45R21 tires in stock in total.
Can I use a different size instead of 285/45R21?
Only with professional advice. A replacement size must keep the overall diameter within about 3%, fit your wheel and suspension, and meet or exceed your vehicle’s load index and speed rating.