Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/55-17 | 255/35-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.74 (679.3) | 27.03 (686.5) | 0.28 (7.2) 1.1% |
| Width inches (mm) | 8.86 (225) | 10.04 (255) | 1.18 (30) 13.3% |
| Circum. inches (mm) | 84.02 (2134.08) | 84.91 (2156.7) | 0.89 (22.62) 1.1% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 3.51 (89.25) | -1.36 (-34.5) -27.9% |
| Revolutions per mile (km) | 754.11 (468.58) | 746.21 (463.67) | -7.91 (-4.91) -1% |
255/35-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.21 mph (32.53 km/h) |
| 25 mph (40.23 km/h) | 25.26 mph (40.66 km/h) |
| 30 mph (48.28 km/h) | 30.32 mph (48.79 km/h) |
| 35 mph (56.33 km/h) | 35.37 mph (56.92 km/h) |
| 40 mph (64.37 km/h) | 40.42 mph (65.06 km/h) |
| 45 mph (72.42 km/h) | 45.48 mph (73.19 km/h) |
| 50 mph (80.47 km/h) | 50.53 mph (81.32 km/h) |
| 55 mph (88.51 km/h) | 55.58 mph (89.45 km/h) |
| 60 mph (96.56 km/h) | 60.64 mph (97.58 km/h) |
| 65 mph (104.61 km/h) | 65.69 mph (105.72 km/h) |
| 70 mph (112.65 km/h) | 70.74 mph (113.85 km/h) |
| 75 mph (120.7 km/h) | 75.79 mph (121.98 km/h) |
| 80 mph (128.75 km/h) | 80.85 mph (130.11 km/h) |
| 85 mph (136.79 km/h) | 85.9 mph (138.24 km/h) |
| 90 mph (144.84 km/h) | 90.95 mph (146.38 km/h) |
| 95 mph (152.89 km/h) | 96.01 mph (154.51 km/h) |
| 100 mph (160.93 km/h) | 101.06 mph (162.64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1899 | 2206 | 2376 | 2481 | 2594 | 2675 | 2764 | 2869 | 3014 | 3160 | 3321 | 3450 | 3685 | 3943 | 4145 | 4275 | 4347 | 4614 | 4986 | 5794 |
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