Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/80-22.5 | 365/70-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.34 (1075.5) | 42.62 (1082.5) | 0.28 (7) 0.7% |
| Width inches (mm) | 12.4 (315) | 14.37 (365) | 1.97 (50) 15.9% |
| Circum. inches (mm) | 133.02 (3378.78) | 133.89 (3400.77) | 0.87 (21.99) 0.7% |
| Sidewall Height inches (mm) | 9.92 (252) | 10.06 (255.5) | 0.14 (3.5) 1.4% |
| Revolutions per mile (km) | 476.31 (295.96) | 473.23 (294.05) | -3.08 (-1.91) -0.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.13 mph (32.4 km/h) |
| 25 mph (40.23 km/h) | 25.16 mph (40.5 km/h) |
| 30 mph (48.28 km/h) | 30.2 mph (48.59 km/h) |
| 35 mph (56.33 km/h) | 35.23 mph (56.69 km/h) |
| 40 mph (64.37 km/h) | 40.26 mph (64.79 km/h) |
| 45 mph (72.42 km/h) | 45.29 mph (72.89 km/h) |
| 50 mph (80.47 km/h) | 50.33 mph (80.99 km/h) |
| 55 mph (88.51 km/h) | 55.36 mph (89.09 km/h) |
| 60 mph (96.56 km/h) | 60.39 mph (97.19 km/h) |
| 65 mph (104.61 km/h) | 65.42 mph (105.29 km/h) |
| 70 mph (112.65 km/h) | 70.46 mph (113.39 km/h) |
| 75 mph (120.7 km/h) | 75.49 mph (121.49 km/h) |
| 80 mph (128.75 km/h) | 80.52 mph (129.59 km/h) |
| 85 mph (136.79 km/h) | 85.55 mph (137.68 km/h) |
| 90 mph (144.84 km/h) | 90.59 mph (145.78 km/h) |
| 95 mph (152.89 km/h) | 95.62 mph (153.88 km/h) |
| 100 mph (160.93 km/h) | 100.65 mph (161.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1204 | 1399 | 1507 | 1573 | 1645 | 1696 | 1753 | 1819 | 1911 | 2004 | 2106 | 2188 | 2337 | 2501 | 2629 | 2711 | 2757 | 2926 | 3162 | 3674 |
Better Fuel Economy Factory Ratios Increased Power
