Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/85-17 | 35/12.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.73 (831.3) | 35.03 (889.72) | 2.3 (58.42) 7% |
| Width inches (mm) | 9.25 (235) | 12.52 (318) | 3.27 (83) 35.3% |
| Circum. inches (mm) | 102.82 (2611.61) | 110.04 (2795.14) | 7.23 (183.53) 7% |
| Sidewall Height inches (mm) | 7.86 (199.75) | 9.01 (228.96) | 1.15 (29.21) 14.6% |
| Revolutions per mile (km) | 616.23 (382.91) | 575.77 (357.76) | -40.46 (-25.14) -6.6% |
35/12.5-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.41 mph (34.45 km/h) |
| 25 mph (40.23 km/h) | 26.76 mph (43.06 km/h) |
| 30 mph (48.28 km/h) | 32.11 mph (51.67 km/h) |
| 35 mph (56.33 km/h) | 37.46 mph (60.29 km/h) |
| 40 mph (64.37 km/h) | 42.81 mph (68.9 km/h) |
| 45 mph (72.42 km/h) | 48.16 mph (77.51 km/h) |
| 50 mph (80.47 km/h) | 53.51 mph (86.12 km/h) |
| 55 mph (88.51 km/h) | 58.87 mph (94.73 km/h) |
| 60 mph (96.56 km/h) | 64.22 mph (103.35 km/h) |
| 65 mph (104.61 km/h) | 69.57 mph (111.96 km/h) |
| 70 mph (112.65 km/h) | 74.92 mph (120.57 km/h) |
| 75 mph (120.7 km/h) | 80.27 mph (129.18 km/h) |
| 80 mph (128.75 km/h) | 85.62 mph (137.8 km/h) |
| 85 mph (136.79 km/h) | 90.97 mph (146.41 km/h) |
| 90 mph (144.84 km/h) | 96.32 mph (155.02 km/h) |
| 95 mph (152.89 km/h) | 101.68 mph (163.63 km/h) |
| 100 mph (160.93 km/h) | 107.03 mph (172.24 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 |
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