Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/45-10 | 254/50-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 17.97 (456.5) | 20 (508) | 2.03 (51.5) 11.3% |
| Width inches (mm) | 8.86 (225) | 10 (254) | 1.14 (29) 12.9% |
| Circum. inches (mm) | 56.46 (1434.14) | 62.83 (1595.93) | 6.37 (161.79) 11.3% |
| Sidewall Height inches (mm) | 3.99 (101.25) | 5 (127) | 1.01 (25.75) 25.4% |
| Revolutions per mile (km) | 1122.17 (697.28) | 1008.41 (626.59) | -113.76 (-70.69) -10.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.26 mph (35.82 km/h) |
| 25 mph (40.23 km/h) | 27.82 mph (44.77 km/h) |
| 30 mph (48.28 km/h) | 33.38 mph (53.73 km/h) |
| 35 mph (56.33 km/h) | 38.95 mph (62.68 km/h) |
| 40 mph (64.37 km/h) | 44.51 mph (71.64 km/h) |
| 45 mph (72.42 km/h) | 50.08 mph (80.59 km/h) |
| 50 mph (80.47 km/h) | 55.64 mph (89.55 km/h) |
| 55 mph (88.51 km/h) | 61.2 mph (98.5 km/h) |
| 60 mph (96.56 km/h) | 66.77 mph (107.45 km/h) |
| 65 mph (104.61 km/h) | 72.33 mph (116.41 km/h) |
| 70 mph (112.65 km/h) | 77.9 mph (125.36 km/h) |
| 75 mph (120.7 km/h) | 83.46 mph (134.32 km/h) |
| 80 mph (128.75 km/h) | 89.03 mph (143.27 km/h) |
| 85 mph (136.79 km/h) | 94.59 mph (152.23 km/h) |
| 90 mph (144.84 km/h) | 100.15 mph (161.18 km/h) |
| 95 mph (152.89 km/h) | 105.72 mph (170.14 km/h) |
| 100 mph (160.93 km/h) | 111.28 mph (179.09 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
