Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/55-15 | 235/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.18 (639.5) | 28.88 (733.5) | 3.7 (94) 14.7% |
| Width inches (mm) | 9.25 (235) | 9.25 (235) | 0 (0) 0% |
| Circum. inches (mm) | 79.1 (2009.05) | 90.72 (2304.36) | 11.63 (295.31) 14.7% |
| Sidewall Height inches (mm) | 5.09 (129.25) | 6.94 (176.25) | 1.85 (47) 36.4% |
| Revolutions per mile (km) | 801.05 (497.75) | 698.39 (433.96) | -102.66 (-63.79) -12.8% |
235/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.94 mph (36.92 km/h) |
| 25 mph (40.23 km/h) | 28.67 mph (46.15 km/h) |
| 30 mph (48.28 km/h) | 34.41 mph (55.38 km/h) |
| 35 mph (56.33 km/h) | 40.14 mph (64.61 km/h) |
| 40 mph (64.37 km/h) | 45.88 mph (73.84 km/h) |
| 45 mph (72.42 km/h) | 51.61 mph (83.07 km/h) |
| 50 mph (80.47 km/h) | 57.35 mph (92.3 km/h) |
| 55 mph (88.51 km/h) | 63.08 mph (101.52 km/h) |
| 60 mph (96.56 km/h) | 68.82 mph (110.75 km/h) |
| 65 mph (104.61 km/h) | 74.55 mph (119.98 km/h) |
| 70 mph (112.65 km/h) | 80.29 mph (129.21 km/h) |
| 75 mph (120.7 km/h) | 86.02 mph (138.44 km/h) |
| 80 mph (128.75 km/h) | 91.76 mph (147.67 km/h) |
| 85 mph (136.79 km/h) | 97.49 mph (156.9 km/h) |
| 90 mph (144.84 km/h) | 103.23 mph (166.13 km/h) |
| 95 mph (152.89 km/h) | 108.96 mph (175.36 km/h) |
| 100 mph (160.93 km/h) | 114.7 mph (184.59 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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