315/30R21 tires
The size 315/30R21 means a tire 315 mm wide, with a sidewall 30% as tall as it is wide (about 95 mm), built for 21-inch wheels. Its overall diameter is about 722 mm (28.4 in). We have 6 315/30R21 tires in stock from 7 models, starting at $561.00 per tire.
6 tires in stock in 315/30R21
$561.00In stock
$662.00In stock
$699.00In stock
$801.00Only 2 left
$828.00Only 2 left
$832.00In stock
3 more models currently out of stock
Sizes close to 315/30R21
- 265/35R21 719 mm
- 275/35R21 726 mm
- 325/30R21 728 mm
- 305/30R21 716 mm
- 245/40R21 729 mm
- 255/35R21 712 mm
- 285/35R21 733 mm
- 295/30R21 710 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 315/30R21
What does the tire size 315/30R21 mean?
The size 315/30R21 means a tire 315 mm wide, with a sidewall 30% as tall as it is wide (about 95 mm), built for 21-inch wheels.
What is the cheapest 315/30R21 tire in stock?
Right now the lowest-priced 315/30R21 tire in stock is the Pirelli Cinturato P7 All Season at $561.00 per tire. We have 6 315/30R21 tires in stock in total.
Can I use a different size instead of 315/30R21?
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.