Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/80-22.5 | 275/70-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.34 (1075.5) | 37.66 (956.5) | -4.69 (-119) -11.1% |
| Width inches (mm) | 12.4 (315) | 10.83 (275) | -1.57 (-40) -12.7% |
| Circum. inches (mm) | 133.02 (3378.78) | 118.3 (3004.93) | -14.72 (-373.85) -11.1% |
| Sidewall Height inches (mm) | 9.92 (252) | 7.58 (192.5) | -2.34 (-59.5) -23.6% |
| Revolutions per mile (km) | 476.31 (295.96) | 535.57 (332.79) | 59.26 (36.82) 12.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.79 mph (28.63 km/h) |
| 25 mph (40.23 km/h) | 22.23 mph (35.78 km/h) |
| 30 mph (48.28 km/h) | 26.68 mph (42.94 km/h) |
| 35 mph (56.33 km/h) | 31.13 mph (50.09 km/h) |
| 40 mph (64.37 km/h) | 35.57 mph (57.25 km/h) |
| 45 mph (72.42 km/h) | 40.02 mph (64.41 km/h) |
| 50 mph (80.47 km/h) | 44.47 mph (71.56 km/h) |
| 55 mph (88.51 km/h) | 48.91 mph (78.72 km/h) |
| 60 mph (96.56 km/h) | 53.36 mph (85.88 km/h) |
| 65 mph (104.61 km/h) | 57.81 mph (93.03 km/h) |
| 70 mph (112.65 km/h) | 62.25 mph (100.19 km/h) |
| 75 mph (120.7 km/h) | 66.7 mph (107.35 km/h) |
| 80 mph (128.75 km/h) | 71.15 mph (114.5 km/h) |
| 85 mph (136.79 km/h) | 75.6 mph (121.66 km/h) |
| 90 mph (144.84 km/h) | 80.04 mph (128.82 km/h) |
| 95 mph (152.89 km/h) | 84.49 mph (135.97 km/h) |
| 100 mph (160.93 km/h) | 88.94 mph (143.13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1363 | 1583 | 1705 | 1780 | 1862 | 1920 | 1983 | 2059 | 2163 | 2268 | 2384 | 2476 | 2645 | 2830 | 2975 | 3068 | 3120 | 3312 | 3578 | 4158 |
Better Fuel Economy Factory Ratios Increased Power
