Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-10 | 165/50-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.13 (486) | 19.5 (495.2) | 0.36 (9.2) 1.9% |
| Width inches (mm) | 5.71 (145) | 6.5 (165) | 0.79 (20) 13.8% |
| Circum. inches (mm) | 60.11 (1526.81) | 61.25 (1555.72) | 1.14 (28.9) 1.9% |
| Sidewall Height inches (mm) | 4.57 (116) | 3.25 (82.5) | -1.32 (-33.5) -28.9% |
| Revolutions per mile (km) | 1054.05 (654.96) | 1034.47 (642.79) | -19.58 (-12.17) -1.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.38 mph (32.8 km/h) |
| 25 mph (40.23 km/h) | 25.47 mph (41 km/h) |
| 30 mph (48.28 km/h) | 30.57 mph (49.19 km/h) |
| 35 mph (56.33 km/h) | 35.66 mph (57.39 km/h) |
| 40 mph (64.37 km/h) | 40.76 mph (65.59 km/h) |
| 45 mph (72.42 km/h) | 45.85 mph (73.79 km/h) |
| 50 mph (80.47 km/h) | 50.95 mph (81.99 km/h) |
| 55 mph (88.51 km/h) | 56.04 mph (90.19 km/h) |
| 60 mph (96.56 km/h) | 61.14 mph (98.39 km/h) |
| 65 mph (104.61 km/h) | 66.23 mph (106.59 km/h) |
| 70 mph (112.65 km/h) | 71.33 mph (114.79 km/h) |
| 75 mph (120.7 km/h) | 76.42 mph (122.99 km/h) |
| 80 mph (128.75 km/h) | 81.51 mph (131.18 km/h) |
| 85 mph (136.79 km/h) | 86.61 mph (139.38 km/h) |
| 90 mph (144.84 km/h) | 91.7 mph (147.58 km/h) |
| 95 mph (152.89 km/h) | 96.8 mph (155.78 km/h) |
| 100 mph (160.93 km/h) | 101.89 mph (163.98 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
