Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/75-17 | 33/12.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.24 (844.3) | 33.03 (838.84) | -0.21 (-5.46) -0.6% |
| Width inches (mm) | 10.83 (275) | 12.52 (318) | 1.69 (43) 15.6% |
| Circum. inches (mm) | 104.43 (2652.45) | 103.75 (2635.29) | -0.68 (-17.15) -0.6% |
| Sidewall Height inches (mm) | 8.12 (206.25) | 8.01 (203.52) | -0.11 (-2.73) -1.3% |
| Revolutions per mile (km) | 606.74 (377.01) | 610.69 (379.46) | 3.95 (2.45) 0.7% |
33/12.5-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.87 mph (31.98 km/h) |
| 25 mph (40.23 km/h) | 24.84 mph (39.97 km/h) |
| 30 mph (48.28 km/h) | 29.81 mph (47.97 km/h) |
| 35 mph (56.33 km/h) | 34.77 mph (55.96 km/h) |
| 40 mph (64.37 km/h) | 39.74 mph (63.96 km/h) |
| 45 mph (72.42 km/h) | 44.71 mph (71.95 km/h) |
| 50 mph (80.47 km/h) | 49.68 mph (79.95 km/h) |
| 55 mph (88.51 km/h) | 54.64 mph (87.94 km/h) |
| 60 mph (96.56 km/h) | 59.61 mph (95.94 km/h) |
| 65 mph (104.61 km/h) | 64.58 mph (103.93 km/h) |
| 70 mph (112.65 km/h) | 69.55 mph (111.93 km/h) |
| 75 mph (120.7 km/h) | 74.51 mph (119.92 km/h) |
| 80 mph (128.75 km/h) | 79.48 mph (127.92 km/h) |
| 85 mph (136.79 km/h) | 84.45 mph (135.91 km/h) |
| 90 mph (144.84 km/h) | 89.42 mph (143.9 km/h) |
| 95 mph (152.89 km/h) | 94.39 mph (151.9 km/h) |
| 100 mph (160.93 km/h) | 99.35 mph (159.89 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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