Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/75-17 | 35/12.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.83 (859.3) | 35.03 (889.72) | 1.2 (30.42) 3.5% |
| Width inches (mm) | 11.22 (285) | 12.52 (318) | 1.3 (33) 11.6% |
| Circum. inches (mm) | 106.28 (2699.57) | 110.04 (2795.14) | 3.76 (95.57) 3.5% |
| Sidewall Height inches (mm) | 8.42 (213.75) | 9.01 (228.96) | 0.6 (15.21) 7.1% |
| Revolutions per mile (km) | 596.15 (370.43) | 575.77 (357.76) | -20.38 (-12.67) -3.4% |
35/12.5-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.71 mph (33.33 km/h) |
| 25 mph (40.23 km/h) | 25.89 mph (41.66 km/h) |
| 30 mph (48.28 km/h) | 31.06 mph (49.99 km/h) |
| 35 mph (56.33 km/h) | 36.24 mph (58.32 km/h) |
| 40 mph (64.37 km/h) | 41.42 mph (66.65 km/h) |
| 45 mph (72.42 km/h) | 46.59 mph (74.98 km/h) |
| 50 mph (80.47 km/h) | 51.77 mph (83.32 km/h) |
| 55 mph (88.51 km/h) | 56.95 mph (91.65 km/h) |
| 60 mph (96.56 km/h) | 62.12 mph (99.98 km/h) |
| 65 mph (104.61 km/h) | 67.3 mph (108.31 km/h) |
| 70 mph (112.65 km/h) | 72.48 mph (116.64 km/h) |
| 75 mph (120.7 km/h) | 77.66 mph (124.97 km/h) |
| 80 mph (128.75 km/h) | 82.83 mph (133.31 km/h) |
| 85 mph (136.79 km/h) | 88.01 mph (141.64 km/h) |
| 90 mph (144.84 km/h) | 93.19 mph (149.97 km/h) |
| 95 mph (152.89 km/h) | 98.36 mph (158.3 km/h) |
| 100 mph (160.93 km/h) | 103.54 mph (166.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1465 | 1702 | 1833 | 1914 | 2001 | 2064 | 2132 | 2213 | 2326 | 2438 | 2563 | 2662 | 2843 | 3043 | 3199 | 3298 | 3354 | 3560 | 3847 | 4470 |
Better Fuel Economy Factory Ratios Increased Power
