Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 335/25-20 | 315/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.59 (675.5) | 28.68 (728.5) | 2.09 (53) 7.8% |
| Width inches (mm) | 13.19 (335) | 12.4 (315) | -0.79 (-20) -6% |
| Circum. inches (mm) | 83.55 (2122.15) | 90.1 (2288.65) | 6.56 (166.5) 7.8% |
| Sidewall Height inches (mm) | 3.3 (83.75) | 4.34 (110.25) | 1.04 (26.5) 31.6% |
| Revolutions per mile (km) | 758.36 (471.22) | 703.18 (436.94) | -55.17 (-34.28) -7.3% |
315/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.57 mph (34.71 km/h) |
| 25 mph (40.23 km/h) | 26.96 mph (43.39 km/h) |
| 30 mph (48.28 km/h) | 32.35 mph (52.07 km/h) |
| 35 mph (56.33 km/h) | 37.75 mph (60.75 km/h) |
| 40 mph (64.37 km/h) | 43.14 mph (69.42 km/h) |
| 45 mph (72.42 km/h) | 48.53 mph (78.1 km/h) |
| 50 mph (80.47 km/h) | 53.92 mph (86.78 km/h) |
| 55 mph (88.51 km/h) | 59.32 mph (95.46 km/h) |
| 60 mph (96.56 km/h) | 64.71 mph (104.14 km/h) |
| 65 mph (104.61 km/h) | 70.1 mph (112.82 km/h) |
| 70 mph (112.65 km/h) | 75.49 mph (121.49 km/h) |
| 75 mph (120.7 km/h) | 80.88 mph (130.17 km/h) |
| 80 mph (128.75 km/h) | 86.28 mph (138.85 km/h) |
| 85 mph (136.79 km/h) | 91.67 mph (147.53 km/h) |
| 90 mph (144.84 km/h) | 97.06 mph (156.21 km/h) |
| 95 mph (152.89 km/h) | 102.45 mph (164.88 km/h) |
| 100 mph (160.93 km/h) | 107.85 mph (173.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1789 | 2079 | 2239 | 2338 | 2444 | 2520 | 2604 | 2703 | 2840 | 2977 | 3130 | 3252 | 3472 | 3716 | 3906 | 4028 | 4097 | 4348 | 4698 | 5460 |
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