Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/70-22.5 | 295/80-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 39.31 (998.5) | 41.08 (1043.5) | 1.77 (45) 4.5% |
| Width inches (mm) | 12.01 (305) | 11.61 (295) | -0.39 (-10) -3.3% |
| Circum. inches (mm) | 123.5 (3136.88) | 129.07 (3278.25) | 5.57 (141.37) 4.5% |
| Sidewall Height inches (mm) | 8.41 (213.5) | 9.29 (236) | 0.89 (22.5) 10.5% |
| Revolutions per mile (km) | 513.04 (318.79) | 490.92 (305.04) | -22.12 (-13.75) -4.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.9 mph (33.64 km/h) |
| 25 mph (40.23 km/h) | 26.13 mph (42.05 km/h) |
| 30 mph (48.28 km/h) | 31.35 mph (50.46 km/h) |
| 35 mph (56.33 km/h) | 36.58 mph (58.87 km/h) |
| 40 mph (64.37 km/h) | 41.8 mph (67.28 km/h) |
| 45 mph (72.42 km/h) | 47.03 mph (75.68 km/h) |
| 50 mph (80.47 km/h) | 52.25 mph (84.09 km/h) |
| 55 mph (88.51 km/h) | 57.48 mph (92.5 km/h) |
| 60 mph (96.56 km/h) | 62.7 mph (100.91 km/h) |
| 65 mph (104.61 km/h) | 67.93 mph (109.32 km/h) |
| 70 mph (112.65 km/h) | 73.15 mph (117.73 km/h) |
| 75 mph (120.7 km/h) | 78.38 mph (126.14 km/h) |
| 80 mph (128.75 km/h) | 83.61 mph (134.55 km/h) |
| 85 mph (136.79 km/h) | 88.83 mph (142.96 km/h) |
| 90 mph (144.84 km/h) | 94.06 mph (151.37 km/h) |
| 95 mph (152.89 km/h) | 99.28 mph (159.78 km/h) |
| 100 mph (160.93 km/h) | 104.51 mph (168.19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1249 | 1451 | 1563 | 1632 | 1706 | 1760 | 1818 | 1887 | 1983 | 2079 | 2185 | 2270 | 2424 | 2594 | 2727 | 2812 | 2860 | 3035 | 3280 | 3812 |
Better Fuel Economy Factory Ratios Increased Power
