Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 38/15.5-20 | 295/75-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 37.99 (965.04) | 39.92 (1014) | 1.93 (48.96) 5.1% |
| Width inches (mm) | 15.51 (394) | 11.61 (295) | -3.9 (-99) -25.1% |
| Circum. inches (mm) | 119.36 (3031.76) | 125.42 (3185.57) | 6.06 (153.81) 5.1% |
| Sidewall Height inches (mm) | 9 (228.52) | 8.71 (221.25) | -0.29 (-7.27) -3.2% |
| Revolutions per mile (km) | 530.83 (329.84) | 505.2 (313.91) | -25.63 (-15.93) -4.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.01 mph (33.82 km/h) |
| 25 mph (40.23 km/h) | 26.27 mph (42.27 km/h) |
| 30 mph (48.28 km/h) | 31.52 mph (50.73 km/h) |
| 35 mph (56.33 km/h) | 36.78 mph (59.18 km/h) |
| 40 mph (64.37 km/h) | 42.03 mph (67.64 km/h) |
| 45 mph (72.42 km/h) | 47.28 mph (76.09 km/h) |
| 50 mph (80.47 km/h) | 52.54 mph (84.55 km/h) |
| 55 mph (88.51 km/h) | 57.79 mph (93 km/h) |
| 60 mph (96.56 km/h) | 63.04 mph (101.46 km/h) |
| 65 mph (104.61 km/h) | 68.3 mph (109.91 km/h) |
| 70 mph (112.65 km/h) | 73.55 mph (118.37 km/h) |
| 75 mph (120.7 km/h) | 78.81 mph (126.82 km/h) |
| 80 mph (128.75 km/h) | 84.06 mph (135.28 km/h) |
| 85 mph (136.79 km/h) | 89.31 mph (143.73 km/h) |
| 90 mph (144.84 km/h) | 94.57 mph (152.19 km/h) |
| 95 mph (152.89 km/h) | 99.82 mph (160.64 km/h) |
| 100 mph (160.93 km/h) | 105.07 mph (169.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1286 | 1494 | 1608 | 1680 | 1756 | 1811 | 1871 | 1942 | 2041 | 2139 | 2248 | 2336 | 2495 | 2670 | 2807 | 2894 | 2943 | 3124 | 3375 | 3923 |
Better Fuel Economy Factory Ratios Increased Power
