Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 34/12.5-18 | 35/12.5-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.03 (864.24) | 35.02 (889.6) | 1 (25.36) 2.9% |
| Width inches (mm) | 12.52 (318) | 12.52 (318) | 0 (0) 0% |
| Circum. inches (mm) | 106.89 (2715.09) | 110.03 (2794.76) | 3.14 (79.67) 2.9% |
| Sidewall Height inches (mm) | 8.01 (203.52) | 7.51 (190.8) | -0.5 (-12.72) -6.2% |
| Revolutions per mile (km) | 592.74 (368.31) | 575.84 (357.81) | -16.9 (-10.5) -2.9% |
35/12.5-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.59 mph (33.13 km/h) |
| 25 mph (40.23 km/h) | 25.73 mph (41.41 km/h) |
| 30 mph (48.28 km/h) | 30.88 mph (49.7 km/h) |
| 35 mph (56.33 km/h) | 36.03 mph (57.98 km/h) |
| 40 mph (64.37 km/h) | 41.17 mph (66.26 km/h) |
| 45 mph (72.42 km/h) | 46.32 mph (74.55 km/h) |
| 50 mph (80.47 km/h) | 51.47 mph (82.83 km/h) |
| 55 mph (88.51 km/h) | 56.61 mph (91.11 km/h) |
| 60 mph (96.56 km/h) | 61.76 mph (99.39 km/h) |
| 65 mph (104.61 km/h) | 66.91 mph (107.68 km/h) |
| 70 mph (112.65 km/h) | 72.05 mph (115.96 km/h) |
| 75 mph (120.7 km/h) | 77.2 mph (124.24 km/h) |
| 80 mph (128.75 km/h) | 82.35 mph (132.53 km/h) |
| 85 mph (136.79 km/h) | 87.49 mph (140.81 km/h) |
| 90 mph (144.84 km/h) | 92.64 mph (149.09 km/h) |
| 95 mph (152.89 km/h) | 97.79 mph (157.37 km/h) |
| 100 mph (160.93 km/h) | 102.93 mph (165.66 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 | 2002 | 2064 | 2133 | 2214 | 2326 | 2438 | 2563 | 2663 | 2844 | 3043 | 3199 | 3299 | 3355 | 3561 | 3847 | 4471 |
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