Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/75-15 | 235/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.6 (853.5) | 28.88 (733.5) | -4.72 (-120) -14.1% |
| Width inches (mm) | 12.4 (315) | 9.25 (235) | -3.15 (-80) -25.4% |
| Circum. inches (mm) | 105.56 (2681.35) | 90.72 (2304.36) | -14.84 (-376.99) -14.1% |
| Sidewall Height inches (mm) | 9.3 (236.25) | 6.94 (176.25) | -2.36 (-60) -25.4% |
| Revolutions per mile (km) | 600.2 (372.95) | 698.39 (433.96) | 98.19 (61.01) 16.4% |
235/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.19 mph (27.66 km/h) |
| 25 mph (40.23 km/h) | 21.49 mph (34.58 km/h) |
| 30 mph (48.28 km/h) | 25.78 mph (41.49 km/h) |
| 35 mph (56.33 km/h) | 30.08 mph (48.41 km/h) |
| 40 mph (64.37 km/h) | 34.38 mph (55.32 km/h) |
| 45 mph (72.42 km/h) | 38.67 mph (62.24 km/h) |
| 50 mph (80.47 km/h) | 42.97 mph (69.15 km/h) |
| 55 mph (88.51 km/h) | 47.27 mph (76.07 km/h) |
| 60 mph (96.56 km/h) | 51.56 mph (82.98 km/h) |
| 65 mph (104.61 km/h) | 55.86 mph (89.9 km/h) |
| 70 mph (112.65 km/h) | 60.16 mph (96.82 km/h) |
| 75 mph (120.7 km/h) | 64.46 mph (103.73 km/h) |
| 80 mph (128.75 km/h) | 68.75 mph (110.65 km/h) |
| 85 mph (136.79 km/h) | 73.05 mph (117.56 km/h) |
| 90 mph (144.84 km/h) | 77.35 mph (124.48 km/h) |
| 95 mph (152.89 km/h) | 81.64 mph (131.39 km/h) |
| 100 mph (160.93 km/h) | 85.94 mph (138.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1777 | 2065 | 2223 | 2322 | 2428 | 2503 | 2586 | 2685 | 2821 | 2957 | 3108 | 3229 | 3449 | 3691 | 3880 | 4001 | 4069 | 4318 | 4666 | 5423 |
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