Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/75-18 | 295/75-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.6 (929.7) | 35.42 (899.7) | -1.18 (-30) -3.2% |
| Width inches (mm) | 12.4 (315) | 11.61 (295) | -0.79 (-20) -6.3% |
| Circum. inches (mm) | 114.99 (2920.74) | 111.28 (2826.49) | -3.71 (-94.25) -3.2% |
| Sidewall Height inches (mm) | 9.3 (236.25) | 8.71 (221.25) | -0.59 (-15) -6.3% |
| Revolutions per mile (km) | 551.01 (342.38) | 569.38 (353.79) | 18.37 (11.42) 3.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.35 mph (31.15 km/h) |
| 25 mph (40.23 km/h) | 24.19 mph (38.94 km/h) |
| 30 mph (48.28 km/h) | 29.03 mph (46.72 km/h) |
| 35 mph (56.33 km/h) | 33.87 mph (54.51 km/h) |
| 40 mph (64.37 km/h) | 38.71 mph (62.3 km/h) |
| 45 mph (72.42 km/h) | 43.55 mph (70.08 km/h) |
| 50 mph (80.47 km/h) | 48.39 mph (77.87 km/h) |
| 55 mph (88.51 km/h) | 53.23 mph (85.66 km/h) |
| 60 mph (96.56 km/h) | 58.06 mph (93.44 km/h) |
| 65 mph (104.61 km/h) | 62.9 mph (101.23 km/h) |
| 70 mph (112.65 km/h) | 67.74 mph (109.02 km/h) |
| 75 mph (120.7 km/h) | 72.58 mph (116.81 km/h) |
| 80 mph (128.75 km/h) | 77.42 mph (124.59 km/h) |
| 85 mph (136.79 km/h) | 82.26 mph (132.38 km/h) |
| 90 mph (144.84 km/h) | 87.1 mph (140.17 km/h) |
| 95 mph (152.89 km/h) | 91.93 mph (147.95 km/h) |
| 100 mph (160.93 km/h) | 96.77 mph (155.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1449 | 1683 | 1813 | 1893 | 1979 | 2041 | 2109 | 2189 | 2300 | 2411 | 2534 | 2633 | 2812 | 3009 | 3163 | 3262 | 3317 | 3521 | 3804 | 4421 |
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