Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/60-20 | 35/12.5-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.88 (886) | 35.02 (889.6) | 0.14 (3.6) 0.4% |
| Width inches (mm) | 12.4 (315) | 12.52 (318) | 0.12 (3) 1% |
| Circum. inches (mm) | 109.58 (2783.45) | 110.03 (2794.76) | 0.45 (11.31) 0.4% |
| Sidewall Height inches (mm) | 7.44 (189) | 7.51 (190.8) | 0.07 (1.8) 1% |
| Revolutions per mile (km) | 578.18 (359.27) | 575.84 (357.81) | -2.34 (-1.45) -0.4% |
35/12.5-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.08 mph (32.32 km/h) |
| 25 mph (40.23 km/h) | 25.1 mph (40.4 km/h) |
| 30 mph (48.28 km/h) | 30.12 mph (48.48 km/h) |
| 35 mph (56.33 km/h) | 35.14 mph (56.56 km/h) |
| 40 mph (64.37 km/h) | 40.16 mph (64.64 km/h) |
| 45 mph (72.42 km/h) | 45.18 mph (72.71 km/h) |
| 50 mph (80.47 km/h) | 50.2 mph (80.79 km/h) |
| 55 mph (88.51 km/h) | 55.22 mph (88.87 km/h) |
| 60 mph (96.56 km/h) | 60.24 mph (96.95 km/h) |
| 65 mph (104.61 km/h) | 65.26 mph (105.03 km/h) |
| 70 mph (112.65 km/h) | 70.28 mph (113.11 km/h) |
| 75 mph (120.7 km/h) | 75.3 mph (121.19 km/h) |
| 80 mph (128.75 km/h) | 80.33 mph (129.27 km/h) |
| 85 mph (136.79 km/h) | 85.35 mph (137.35 km/h) |
| 90 mph (144.84 km/h) | 90.37 mph (145.43 km/h) |
| 95 mph (152.89 km/h) | 95.39 mph (153.51 km/h) |
| 100 mph (160.93 km/h) | 100.41 mph (161.59 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1465 | 1702 | 1833 | 1914 | 2002 | 2064 | 2133 | 2214 | 2326 | 2438 | 2563 | 2663 | 2844 | 3043 | 3199 | 3299 | 3355 | 3561 | 3847 | 4471 |
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