Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/75-22.5 | 315/80-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 38.74 (984) | 42.34 (1075.5) | 3.6 (91.5) 9.3% |
| Width inches (mm) | 10.83 (275) | 12.4 (315) | 1.57 (40) 14.5% |
| Circum. inches (mm) | 121.71 (3091.33) | 133.02 (3378.78) | 11.32 (287.46) 9.3% |
| Sidewall Height inches (mm) | 8.12 (206.25) | 9.92 (252) | 1.8 (45.75) 22.2% |
| Revolutions per mile (km) | 520.6 (323.49) | 476.31 (295.96) | -44.29 (-27.52) -8.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.86 mph (35.18 km/h) |
| 25 mph (40.23 km/h) | 27.32 mph (43.97 km/h) |
| 30 mph (48.28 km/h) | 32.79 mph (52.77 km/h) |
| 35 mph (56.33 km/h) | 38.25 mph (61.56 km/h) |
| 40 mph (64.37 km/h) | 43.72 mph (70.36 km/h) |
| 45 mph (72.42 km/h) | 49.18 mph (79.15 km/h) |
| 50 mph (80.47 km/h) | 54.65 mph (87.95 km/h) |
| 55 mph (88.51 km/h) | 60.11 mph (96.74 km/h) |
| 60 mph (96.56 km/h) | 65.58 mph (105.54 km/h) |
| 65 mph (104.61 km/h) | 71.04 mph (114.33 km/h) |
| 70 mph (112.65 km/h) | 76.51 mph (123.13 km/h) |
| 75 mph (120.7 km/h) | 81.97 mph (131.92 km/h) |
| 80 mph (128.75 km/h) | 87.44 mph (140.72 km/h) |
| 85 mph (136.79 km/h) | 92.9 mph (149.51 km/h) |
| 90 mph (144.84 km/h) | 98.37 mph (158.31 km/h) |
| 95 mph (152.89 km/h) | 103.83 mph (167.1 km/h) |
| 100 mph (160.93 km/h) | 109.3 mph (175.9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1212 | 1408 | 1516 | 1583 | 1656 | 1707 | 1764 | 1831 | 1924 | 2017 | 2120 | 2202 | 2352 | 2517 | 2646 | 2729 | 2775 | 2945 | 3182 | 3698 |
Better Fuel Economy Factory Ratios Increased Power
