Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/70-15 | 235/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.3 (668) | 28.88 (733.5) | 2.58 (65.5) 9.8% |
| Width inches (mm) | 8.07 (205) | 9.25 (235) | 1.18 (30) 14.6% |
| Circum. inches (mm) | 82.62 (2098.58) | 90.72 (2304.36) | 8.1 (205.77) 9.8% |
| Sidewall Height inches (mm) | 5.65 (143.5) | 6.94 (176.25) | 1.29 (32.75) 22.8% |
| Revolutions per mile (km) | 766.87 (476.51) | 698.39 (433.96) | -68.48 (-42.55) -8.9% |
235/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.96 mph (35.34 km/h) |
| 25 mph (40.23 km/h) | 27.45 mph (44.18 km/h) |
| 30 mph (48.28 km/h) | 32.94 mph (53.01 km/h) |
| 35 mph (56.33 km/h) | 38.43 mph (61.85 km/h) |
| 40 mph (64.37 km/h) | 43.92 mph (70.69 km/h) |
| 45 mph (72.42 km/h) | 49.41 mph (79.52 km/h) |
| 50 mph (80.47 km/h) | 54.9 mph (88.36 km/h) |
| 55 mph (88.51 km/h) | 60.39 mph (97.19 km/h) |
| 60 mph (96.56 km/h) | 65.88 mph (106.03 km/h) |
| 65 mph (104.61 km/h) | 71.37 mph (114.86 km/h) |
| 70 mph (112.65 km/h) | 76.86 mph (123.7 km/h) |
| 75 mph (120.7 km/h) | 82.35 mph (132.54 km/h) |
| 80 mph (128.75 km/h) | 87.84 mph (141.37 km/h) |
| 85 mph (136.79 km/h) | 93.33 mph (150.21 km/h) |
| 90 mph (144.84 km/h) | 98.82 mph (159.04 km/h) |
| 95 mph (152.89 km/h) | 104.32 mph (167.88 km/h) |
| 100 mph (160.93 km/h) | 109.81 mph (176.71 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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