Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 445/65-22.5 | 33/12.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 45.28 (1150) | 33.03 (838.84) | -12.25 (-311.16) -27.1% |
| Width inches (mm) | 17.52 (445) | 12.52 (318) | -5 (-127) -28.5% |
| Circum. inches (mm) | 142.24 (3612.83) | 103.75 (2635.29) | -38.49 (-977.54) -27.1% |
| Sidewall Height inches (mm) | 11.39 (289.25) | 8.01 (203.52) | -3.38 (-85.73) -29.6% |
| Revolutions per mile (km) | 445.45 (276.79) | 610.69 (379.46) | 165.24 (102.67) 37.1% |
33/12.5-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 14.59 mph (23.48 km/h) |
| 25 mph (40.23 km/h) | 18.24 mph (29.35 km/h) |
| 30 mph (48.28 km/h) | 21.88 mph (35.22 km/h) |
| 35 mph (56.33 km/h) | 25.53 mph (41.09 km/h) |
| 40 mph (64.37 km/h) | 29.18 mph (46.96 km/h) |
| 45 mph (72.42 km/h) | 32.82 mph (52.83 km/h) |
| 50 mph (80.47 km/h) | 36.47 mph (58.69 km/h) |
| 55 mph (88.51 km/h) | 40.12 mph (64.56 km/h) |
| 60 mph (96.56 km/h) | 43.77 mph (70.43 km/h) |
| 65 mph (104.61 km/h) | 47.41 mph (76.3 km/h) |
| 70 mph (112.65 km/h) | 51.06 mph (82.17 km/h) |
| 75 mph (120.7 km/h) | 54.71 mph (88.04 km/h) |
| 80 mph (128.75 km/h) | 58.35 mph (93.91 km/h) |
| 85 mph (136.79 km/h) | 62 mph (99.78 km/h) |
| 90 mph (144.84 km/h) | 65.65 mph (105.65 km/h) |
| 95 mph (152.89 km/h) | 69.3 mph (111.52 km/h) |
| 100 mph (160.93 km/h) | 72.94 mph (117.39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1554 | 1805 | 1944 | 2030 | 2123 | 2189 | 2262 | 2348 | 2467 | 2586 | 2718 | 2824 | 3016 | 3227 | 3393 | 3498 | 3558 | 3776 | 4080 | 4742 |
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