Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-10 | 175/75-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 17.09 (434) | 20.33 (516.5) | 3.25 (82.5) 19% |
| Width inches (mm) | 8.86 (225) | 6.89 (175) | -1.97 (-50) -22.2% |
| Circum. inches (mm) | 53.68 (1363.45) | 63.88 (1622.63) | 10.2 (259.18) 19% |
| Sidewall Height inches (mm) | 3.54 (90) | 5.17 (131.25) | 1.62 (41.25) 45.8% |
| Revolutions per mile (km) | 1180.35 (733.43) | 991.81 (616.28) | -188.54 (-117.15) -16% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.8 mph (38.31 km/h) |
| 25 mph (40.23 km/h) | 29.75 mph (47.88 km/h) |
| 30 mph (48.28 km/h) | 35.7 mph (57.46 km/h) |
| 35 mph (56.33 km/h) | 41.65 mph (67.03 km/h) |
| 40 mph (64.37 km/h) | 47.6 mph (76.61 km/h) |
| 45 mph (72.42 km/h) | 53.55 mph (86.19 km/h) |
| 50 mph (80.47 km/h) | 59.5 mph (95.76 km/h) |
| 55 mph (88.51 km/h) | 65.46 mph (105.34 km/h) |
| 60 mph (96.56 km/h) | 71.41 mph (114.92 km/h) |
| 65 mph (104.61 km/h) | 77.36 mph (124.49 km/h) |
| 70 mph (112.65 km/h) | 83.31 mph (134.07 km/h) |
| 75 mph (120.7 km/h) | 89.26 mph (143.65 km/h) |
| 80 mph (128.75 km/h) | 95.21 mph (153.22 km/h) |
| 85 mph (136.79 km/h) | 101.16 mph (162.8 km/h) |
| 90 mph (144.84 km/h) | 107.11 mph (172.37 km/h) |
| 95 mph (152.89 km/h) | 113.06 mph (181.95 km/h) |
| 100 mph (160.93 km/h) | 119.01 mph (191.53 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
