Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 160/60-18 | 35/8.5-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.56 (649.2) | 35.01 (889.2) | 9.45 (240) 37% |
| Width inches (mm) | 6.3 (160) | 8.5 (216) | 2.2 (56) 35% |
| Circum. inches (mm) | 80.3 (2039.52) | 109.98 (2793.5) | 29.68 (753.98) 37% |
| Sidewall Height inches (mm) | 3.78 (96) | 8.5 (216) | 4.72 (120) 125% |
| Revolutions per mile (km) | 789.08 (490.31) | 576.1 (357.97) | -212.98 (-132.34) -27% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.39 mph (44.09 km/h) |
| 25 mph (40.23 km/h) | 34.24 mph (55.11 km/h) |
| 30 mph (48.28 km/h) | 41.09 mph (66.13 km/h) |
| 35 mph (56.33 km/h) | 47.94 mph (77.15 km/h) |
| 40 mph (64.37 km/h) | 54.79 mph (88.17 km/h) |
| 45 mph (72.42 km/h) | 61.64 mph (99.19 km/h) |
| 50 mph (80.47 km/h) | 68.48 mph (110.21 km/h) |
| 55 mph (88.51 km/h) | 75.33 mph (121.24 km/h) |
| 60 mph (96.56 km/h) | 82.18 mph (132.26 km/h) |
| 65 mph (104.61 km/h) | 89.03 mph (143.28 km/h) |
| 70 mph (112.65 km/h) | 95.88 mph (154.3 km/h) |
| 75 mph (120.7 km/h) | 102.73 mph (165.32 km/h) |
| 80 mph (128.75 km/h) | 109.57 mph (176.34 km/h) |
| 85 mph (136.79 km/h) | 116.42 mph (187.37 km/h) |
| 90 mph (144.84 km/h) | 123.27 mph (198.39 km/h) |
| 95 mph (152.89 km/h) | 130.12 mph (209.41 km/h) |
| 100 mph (160.93 km/h) | 136.97 mph (220.43 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1466 | 1703 | 1834 | 1915 | 2003 | 2065 | 2134 | 2215 | 2327 | 2439 | 2564 | 2664 | 2845 | 3044 | 3200 | 3300 | 3356 | 3562 | 3849 | 4473 |
Better Fuel Economy Factory Ratios Increased Power
