Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-10 | 155/70-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.13 (486) | 21.54 (547.2) | 2.41 (61.2) 12.6% |
| Width inches (mm) | 5.71 (145) | 6.1 (155) | 0.39 (10) 6.9% |
| Circum. inches (mm) | 60.11 (1526.81) | 67.68 (1719.08) | 7.57 (192.27) 12.6% |
| Sidewall Height inches (mm) | 4.57 (116) | 4.27 (108.5) | -0.3 (-7.5) -6.5% |
| Revolutions per mile (km) | 1054.05 (654.96) | 936.17 (581.71) | -117.89 (-73.25) -11.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.52 mph (36.24 km/h) |
| 25 mph (40.23 km/h) | 28.15 mph (45.3 km/h) |
| 30 mph (48.28 km/h) | 33.78 mph (54.36 km/h) |
| 35 mph (56.33 km/h) | 39.41 mph (63.42 km/h) |
| 40 mph (64.37 km/h) | 45.04 mph (72.48 km/h) |
| 45 mph (72.42 km/h) | 50.67 mph (81.54 km/h) |
| 50 mph (80.47 km/h) | 56.3 mph (90.6 km/h) |
| 55 mph (88.51 km/h) | 61.93 mph (99.66 km/h) |
| 60 mph (96.56 km/h) | 67.56 mph (108.72 km/h) |
| 65 mph (104.61 km/h) | 73.19 mph (117.78 km/h) |
| 70 mph (112.65 km/h) | 78.81 mph (126.84 km/h) |
| 75 mph (120.7 km/h) | 84.44 mph (135.9 km/h) |
| 80 mph (128.75 km/h) | 90.07 mph (144.96 km/h) |
| 85 mph (136.79 km/h) | 95.7 mph (154.02 km/h) |
| 90 mph (144.84 km/h) | 101.33 mph (163.08 km/h) |
| 95 mph (152.89 km/h) | 106.96 mph (172.14 km/h) |
| 100 mph (160.93 km/h) | 112.59 mph (181.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
