Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 32/10-17 | 285/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32 (812.8) | 33.83 (859.3) | 1.83 (46.5) 5.7% |
| Width inches (mm) | 10 (254) | 11.22 (285) | 1.22 (31) 12.2% |
| Circum. inches (mm) | 100.53 (2553.49) | 106.28 (2699.57) | 5.75 (146.08) 5.7% |
| Sidewall Height inches (mm) | 7.5 (190.5) | 8.42 (213.75) | 0.92 (23.25) 12.2% |
| Revolutions per mile (km) | 630.25 (391.62) | 596.15 (370.43) | -34.11 (-21.19) -5.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.14 mph (34.03 km/h) |
| 25 mph (40.23 km/h) | 26.43 mph (42.54 km/h) |
| 30 mph (48.28 km/h) | 31.72 mph (51.04 km/h) |
| 35 mph (56.33 km/h) | 37 mph (59.55 km/h) |
| 40 mph (64.37 km/h) | 42.29 mph (68.06 km/h) |
| 45 mph (72.42 km/h) | 47.57 mph (76.56 km/h) |
| 50 mph (80.47 km/h) | 52.86 mph (85.07 km/h) |
| 55 mph (88.51 km/h) | 58.15 mph (93.58 km/h) |
| 60 mph (96.56 km/h) | 63.43 mph (102.09 km/h) |
| 65 mph (104.61 km/h) | 68.72 mph (110.59 km/h) |
| 70 mph (112.65 km/h) | 74 mph (119.1 km/h) |
| 75 mph (120.7 km/h) | 79.29 mph (127.61 km/h) |
| 80 mph (128.75 km/h) | 84.58 mph (136.11 km/h) |
| 85 mph (136.79 km/h) | 89.86 mph (144.62 km/h) |
| 90 mph (144.84 km/h) | 95.15 mph (153.13 km/h) |
| 95 mph (152.89 km/h) | 100.43 mph (161.63 km/h) |
| 100 mph (160.93 km/h) | 105.72 mph (170.14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1517 | 1762 | 1898 | 1982 | 2072 | 2137 | 2208 | 2292 | 2408 | 2524 | 2653 | 2757 | 2944 | 3150 | 3312 | 3415 | 3473 | 3686 | 3983 | 4629 |
Better Fuel Economy Factory Ratios Increased Power
