Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-10 | 205/65-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.13 (486) | 20.49 (520.5) | 1.36 (34.5) 7.1% |
| Width inches (mm) | 5.71 (145) | 8.07 (205) | 2.36 (60) 41.4% |
| Circum. inches (mm) | 60.11 (1526.81) | 64.38 (1635.2) | 4.27 (108.38) 7.1% |
| Sidewall Height inches (mm) | 4.57 (116) | 5.25 (133.25) | 0.68 (17.25) 14.9% |
| Revolutions per mile (km) | 1054.05 (654.96) | 984.19 (611.55) | -69.87 (-43.41) -6.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.42 mph (34.47 km/h) |
| 25 mph (40.23 km/h) | 26.77 mph (43.09 km/h) |
| 30 mph (48.28 km/h) | 32.13 mph (51.71 km/h) |
| 35 mph (56.33 km/h) | 37.48 mph (60.33 km/h) |
| 40 mph (64.37 km/h) | 42.84 mph (68.94 km/h) |
| 45 mph (72.42 km/h) | 48.19 mph (77.56 km/h) |
| 50 mph (80.47 km/h) | 53.55 mph (86.18 km/h) |
| 55 mph (88.51 km/h) | 58.9 mph (94.8 km/h) |
| 60 mph (96.56 km/h) | 64.26 mph (103.42 km/h) |
| 65 mph (104.61 km/h) | 69.61 mph (112.03 km/h) |
| 70 mph (112.65 km/h) | 74.97 mph (120.65 km/h) |
| 75 mph (120.7 km/h) | 80.32 mph (129.27 km/h) |
| 80 mph (128.75 km/h) | 85.68 mph (137.89 km/h) |
| 85 mph (136.79 km/h) | 91.03 mph (146.51 km/h) |
| 90 mph (144.84 km/h) | 96.39 mph (155.12 km/h) |
| 95 mph (152.89 km/h) | 101.74 mph (163.74 km/h) |
| 100 mph (160.93 km/h) | 107.1 mph (172.36 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
