315/45R21 tires
The size 315/45R21 means a tire 315 mm wide, with a sidewall 45% as tall as it is wide (about 142 mm), built for 21-inch wheels. Its overall diameter is about 817 mm (32.2 in). We have 2 315/45R21 tires in stock from 2 models, starting at $495.00 per tire.
2 tires in stock in 315/45R21
$495.00In stock
$584.00Only 2 left
Sizes close to 315/45R21
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 315/45R21
What does the tire size 315/45R21 mean?
The size 315/45R21 means a tire 315 mm wide, with a sidewall 45% as tall as it is wide (about 142 mm), built for 21-inch wheels.
What is the cheapest 315/45R21 tire in stock?
Right now the lowest-priced 315/45R21 tire in stock is the Pirelli Scorpion Winter at $495.00 per tire. We have 2 315/45R21 tires in stock in total.
Can I use a different size instead of 315/45R21?
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.