Tire Size Guide
Tire Size Guide
Not sure which size spare tire cover fits your vehicle? Enter your tire code below — it’s printed on the sidewall of your tire and looks like 265/70R17 (metric) or 31x10.50R15 (flotation).
How to read your tire code:
265 / 70 R 17 → 265 = width (mm) • 70 = aspect ratio (%) • R = radial • 17 = rim diameter (in)
31 x 10.50 R 15 → 31 = overall diameter (in) • 10.50 = width (in) • 15 = rim size
265 / 70 R 17 → 265 = width (mm) • 70 = aspect ratio (%) • R = radial • 17 = rim diameter (in)
31 x 10.50 R 15 → 31 = overall diameter (in) • 10.50 = width (in) • 15 = rim size
28"
30"
32"
34"
Common Tire Codes & Recommended Cover Sizes
| Tire Code | Overall Diameter | Cover Size | Common Vehicles |
|---|---|---|---|
| 205/75R15 | 27.1" | 28" | Jeep Wrangler YJ (stock) |
| 215/75R15 | 27.7" | 28" | Jeep Cherokee XJ |
| 225/75R15 | 27.7" | 28" | Jeep Wrangler TJ (stock) |
| 235/75R15 | 28.9" | 28" | Jeep Wrangler YJ/TJ |
| 30x9.50R15 | 30.0" | 30" | Jeep Wrangler (mild lift) |
| 245/75R16 | 30.5" | 30" | Jeep Wrangler JK (stock) |
| 255/70R16 | 30.0" | 30" | Toyota 4Runner, Land Cruiser |
| 265/75R16 | 31.6" | 32" | Ford F-150, RAM 1500 |
| 31x10.50R15 | 31.0" | 32" | Jeep Wrangler (lifted) |
| 265/70R17 | 31.6" | 32" | Jeep Wrangler JL, Ford Bronco |
| 275/65R18 | 32.1" | 32" | Chevy Silverado, GMC Sierra |
| 285/70R17 | 32.7" | 32" | Toyota 4Runner, Tacoma |
| 32x11.50R15 | 32.0" | 32" | Jeep Wrangler (lifted) |
| 275/70R18 | 33.2" | 34" | RAM 1500, Ford F-150 |
| 285/75R17 | 33.8" | 34" | Toyota Tundra, Sequoia |
| 33x12.50R15 | 33.0" | 34" | Jeep Wrangler (lifted) |
| 305/70R17 | 34.0" | 34" | Jeep Wrangler (heavily lifted) |
| 33x12.50R17 | 33.0" | 34" | Jeep Wrangler JL (lifted) |
| 35x12.50R15 | 35.0" | Not available | Extreme off-road builds |
| 35x12.50R17 | 35.0" | Not available | Extreme off-road builds |