Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/60-15 | 235/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.63 (651) | 28.88 (733.5) | 3.25 (82.5) 12.7% |
| Width inches (mm) | 8.86 (225) | 9.25 (235) | 0.39 (10) 4.4% |
| Circum. inches (mm) | 80.52 (2045.18) | 90.72 (2304.36) | 10.2 (259.18) 12.7% |
| Sidewall Height inches (mm) | 5.31 (135) | 6.94 (176.25) | 1.62 (41.25) 30.6% |
| Revolutions per mile (km) | 786.9 (488.95) | 698.39 (433.96) | -88.51 (-54.99) -11.2% |
235/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.53 mph (36.27 km/h) |
| 25 mph (40.23 km/h) | 28.17 mph (45.33 km/h) |
| 30 mph (48.28 km/h) | 33.8 mph (54.4 km/h) |
| 35 mph (56.33 km/h) | 39.44 mph (63.47 km/h) |
| 40 mph (64.37 km/h) | 45.07 mph (72.53 km/h) |
| 45 mph (72.42 km/h) | 50.7 mph (81.6 km/h) |
| 50 mph (80.47 km/h) | 56.34 mph (90.66 km/h) |
| 55 mph (88.51 km/h) | 61.97 mph (99.73 km/h) |
| 60 mph (96.56 km/h) | 67.6 mph (108.8 km/h) |
| 65 mph (104.61 km/h) | 73.24 mph (117.86 km/h) |
| 70 mph (112.65 km/h) | 78.87 mph (126.93 km/h) |
| 75 mph (120.7 km/h) | 84.5 mph (136 km/h) |
| 80 mph (128.75 km/h) | 90.14 mph (145.06 km/h) |
| 85 mph (136.79 km/h) | 95.77 mph (154.13 km/h) |
| 90 mph (144.84 km/h) | 101.41 mph (163.2 km/h) |
| 95 mph (152.89 km/h) | 107.04 mph (172.26 km/h) |
| 100 mph (160.93 km/h) | 112.67 mph (181.33 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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