Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/75-15 | 225/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.97 (583.5) | 28.29 (718.5) | 5.31 (135) 23.1% |
| Width inches (mm) | 5.31 (135) | 8.86 (225) | 3.54 (90) 66.7% |
| Circum. inches (mm) | 72.17 (1833.12) | 88.87 (2257.23) | 16.7 (424.12) 23.1% |
| Sidewall Height inches (mm) | 3.99 (101.25) | 6.64 (168.75) | 2.66 (67.5) 66.7% |
| Revolutions per mile (km) | 877.93 (545.52) | 712.97 (443.02) | -164.95 (-102.5) -18.8% |
225/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.63 mph (39.63 km/h) |
| 25 mph (40.23 km/h) | 30.78 mph (49.54 km/h) |
| 30 mph (48.28 km/h) | 36.94 mph (59.45 km/h) |
| 35 mph (56.33 km/h) | 43.1 mph (69.36 km/h) |
| 40 mph (64.37 km/h) | 49.25 mph (79.27 km/h) |
| 45 mph (72.42 km/h) | 55.41 mph (89.18 km/h) |
| 50 mph (80.47 km/h) | 61.57 mph (99.08 km/h) |
| 55 mph (88.51 km/h) | 67.72 mph (108.99 km/h) |
| 60 mph (96.56 km/h) | 73.88 mph (118.9 km/h) |
| 65 mph (104.61 km/h) | 80.04 mph (128.81 km/h) |
| 70 mph (112.65 km/h) | 86.2 mph (138.72 km/h) |
| 75 mph (120.7 km/h) | 92.35 mph (148.63 km/h) |
| 80 mph (128.75 km/h) | 98.51 mph (158.54 km/h) |
| 85 mph (136.79 km/h) | 104.67 mph (168.44 km/h) |
| 90 mph (144.84 km/h) | 110.82 mph (178.35 km/h) |
| 95 mph (152.89 km/h) | 116.98 mph (188.26 km/h) |
| 100 mph (160.93 km/h) | 123.14 mph (198.17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2108 | 2270 | 2370 | 2478 | 2556 | 2640 | 2741 | 2880 | 3019 | 3173 | 3297 | 3521 | 3768 | 3961 | 4084 | 4154 | 4409 | 4764 | 5536 |
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