Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-18 | 315/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.44 (646.2) | 34.6 (878.9) | 9.16 (232.7) 36% |
| Width inches (mm) | 5.31 (135) | 12.4 (315) | 7.09 (180) 133.3% |
| Circum. inches (mm) | 79.93 (2030.1) | 108.71 (2761.15) | 28.78 (731.05) 36% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 9.3 (236.25) | 5.58 (141.75) 150% |
| Revolutions per mile (km) | 792.74 (492.59) | 582.85 (362.17) | -209.89 (-130.42) -26.5% |
315/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.2 mph (43.78 km/h) |
| 25 mph (40.23 km/h) | 34 mph (54.72 km/h) |
| 30 mph (48.28 km/h) | 40.8 mph (65.67 km/h) |
| 35 mph (56.33 km/h) | 47.6 mph (76.61 km/h) |
| 40 mph (64.37 km/h) | 54.4 mph (87.56 km/h) |
| 45 mph (72.42 km/h) | 61.2 mph (98.5 km/h) |
| 50 mph (80.47 km/h) | 68.01 mph (109.44 km/h) |
| 55 mph (88.51 km/h) | 74.81 mph (120.39 km/h) |
| 60 mph (96.56 km/h) | 81.61 mph (131.33 km/h) |
| 65 mph (104.61 km/h) | 88.41 mph (142.28 km/h) |
| 70 mph (112.65 km/h) | 95.21 mph (153.22 km/h) |
| 75 mph (120.7 km/h) | 102.01 mph (164.17 km/h) |
| 80 mph (128.75 km/h) | 108.81 mph (175.11 km/h) |
| 85 mph (136.79 km/h) | 115.61 mph (186.05 km/h) |
| 90 mph (144.84 km/h) | 122.41 mph (197 km/h) |
| 95 mph (152.89 km/h) | 129.21 mph (207.94 km/h) |
| 100 mph (160.93 km/h) | 136.01 mph (218.89 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1483 | 1723 | 1856 | 1938 | 2026 | 2089 | 2159 | 2241 | 2354 | 2468 | 2594 | 2695 | 2878 | 3080 | 3238 | 3339 | 3396 | 3604 | 3894 | 4525 |
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