Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/70-22.5 | 315/75-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.62 (1082.5) | 41.1 (1044) | -1.52 (-38.5) -3.6% |
| Width inches (mm) | 14.37 (365) | 12.4 (315) | -1.97 (-50) -13.7% |
| Circum. inches (mm) | 133.89 (3400.77) | 129.13 (3279.82) | -4.76 (-120.95) -3.6% |
| Sidewall Height inches (mm) | 10.06 (255.5) | 9.3 (236.25) | -0.76 (-19.25) -7.5% |
| Revolutions per mile (km) | 473.23 (294.05) | 490.68 (304.89) | 17.45 (10.84) 3.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.29 mph (31.04 km/h) |
| 25 mph (40.23 km/h) | 24.11 mph (38.8 km/h) |
| 30 mph (48.28 km/h) | 28.93 mph (46.56 km/h) |
| 35 mph (56.33 km/h) | 33.76 mph (54.32 km/h) |
| 40 mph (64.37 km/h) | 38.58 mph (62.08 km/h) |
| 45 mph (72.42 km/h) | 43.4 mph (69.84 km/h) |
| 50 mph (80.47 km/h) | 48.22 mph (77.61 km/h) |
| 55 mph (88.51 km/h) | 53.04 mph (85.37 km/h) |
| 60 mph (96.56 km/h) | 57.87 mph (93.13 km/h) |
| 65 mph (104.61 km/h) | 62.69 mph (100.89 km/h) |
| 70 mph (112.65 km/h) | 67.51 mph (108.65 km/h) |
| 75 mph (120.7 km/h) | 72.33 mph (116.41 km/h) |
| 80 mph (128.75 km/h) | 77.15 mph (124.17 km/h) |
| 85 mph (136.79 km/h) | 81.98 mph (131.93 km/h) |
| 90 mph (144.84 km/h) | 86.8 mph (139.69 km/h) |
| 95 mph (152.89 km/h) | 91.62 mph (147.45 km/h) |
| 100 mph (160.93 km/h) | 96.44 mph (155.21 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 | 1562 | 1631 | 1706 | 1759 | 1817 | 1886 | 1982 | 2078 | 2184 | 2269 | 2423 | 2593 | 2726 | 2811 | 2859 | 3034 | 3278 | 3810 |
Better Fuel Economy Factory Ratios Increased Power
