Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/12.5-17 | 255/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.03 (838.84) | 32.06 (814.3) | -0.97 (-24.54) -2.9% |
| Width inches (mm) | 12.52 (318) | 10.04 (255) | -2.48 (-63) -19.8% |
| Circum. inches (mm) | 103.75 (2635.29) | 100.72 (2558.2) | -3.04 (-77.09) -2.9% |
| Sidewall Height inches (mm) | 8.01 (203.52) | 7.53 (191.25) | -0.48 (-12.27) -6% |
| Revolutions per mile (km) | 610.69 (379.46) | 629.09 (390.9) | 18.4 (11.44) 3% |
255/75-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.41 mph (31.25 km/h) |
| 25 mph (40.23 km/h) | 24.27 mph (39.06 km/h) |
| 30 mph (48.28 km/h) | 29.12 mph (46.87 km/h) |
| 35 mph (56.33 km/h) | 33.98 mph (54.68 km/h) |
| 40 mph (64.37 km/h) | 38.83 mph (62.49 km/h) |
| 45 mph (72.42 km/h) | 43.68 mph (70.3 km/h) |
| 50 mph (80.47 km/h) | 48.54 mph (78.11 km/h) |
| 55 mph (88.51 km/h) | 53.39 mph (85.92 km/h) |
| 60 mph (96.56 km/h) | 58.24 mph (93.74 km/h) |
| 65 mph (104.61 km/h) | 63.1 mph (101.55 km/h) |
| 70 mph (112.65 km/h) | 67.95 mph (109.36 km/h) |
| 75 mph (120.7 km/h) | 72.81 mph (117.17 km/h) |
| 80 mph (128.75 km/h) | 77.66 mph (124.98 km/h) |
| 85 mph (136.79 km/h) | 82.51 mph (132.79 km/h) |
| 90 mph (144.84 km/h) | 87.37 mph (140.6 km/h) |
| 95 mph (152.89 km/h) | 92.22 mph (148.42 km/h) |
| 100 mph (160.93 km/h) | 97.07 mph (156.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1601 | 1860 | 2003 | 2091 | 2187 | 2255 | 2330 | 2418 | 2541 | 2664 | 2800 | 2909 | 3106 | 3324 | 3495 | 3604 | 3665 | 3890 | 4203 | 4885 |
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