245/40R21 tires
The size 245/40R21 means a tire 245 mm wide, with a sidewall 40% as tall as it is wide (about 98 mm), built for 21-inch wheels. Its overall diameter is about 729 mm (28.7 in). We have 10 245/40R21 tires in stock from 15 models, starting at $390.00 per tire.
10 tires in stock in 245/40R21
$390.00In stock
$398.00In stock
$469.00Only 1 left
$481.00In stock
$611.00In stock
$615.00Only 3 left
$635.00Only 1 left
$782.00In stock
$785.00Only 3 left
$786.00In stock
5 more models currently out of stock
Vehicles that use 245/40R21
- Volvo XC40 2019–2024
- BMW X3 2018–2024
- Lexus LC 2018–2024
- Volvo V90 Cross Country 2018–2024
- BMW X4 2019–2024
- Genesis G90 2023–2024
- Chevrolet Camaro 2010–2015
Original-equipment fitments from our vehicle database. Confirm the size on your door placard before ordering.
Sizes close to 245/40R21
- 325/30R21 728 mm
- 275/35R21 726 mm
- 285/35R21 733 mm
- 225/45R21 736 mm
- 315/30R21 722 mm
- 255/40R21 737 mm
- 265/35R21 719 mm
- 295/35R21 740 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 245/40R21
What does the tire size 245/40R21 mean?
The size 245/40R21 means a tire 245 mm wide, with a sidewall 40% as tall as it is wide (about 98 mm), built for 21-inch wheels.
What is the cheapest 245/40R21 tire in stock?
Right now the lowest-priced 245/40R21 tire in stock is the Hankook IK01 at $390.00 per tire. We have 10 245/40R21 tires in stock in total.
Can I use a different size instead of 245/40R21?
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.