Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/70-22.5 | 385/60-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 42.62 (1082.5) | 40.69 (1033.5) | -1.93 (-49) -4.5% |
| Width inches (mm) | 14.37 (365) | 15.16 (385) | 0.79 (20) 5.5% |
| Circum. inches (mm) | 133.89 (3400.77) | 127.83 (3246.84) | -6.06 (-153.94) -4.5% |
| Sidewall Height inches (mm) | 10.06 (255.5) | 9.09 (231) | -0.96 (-24.5) -9.6% |
| Revolutions per mile (km) | 473.23 (294.05) | 495.67 (307.99) | 22.44 (13.94) 4.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.09 mph (30.73 km/h) |
| 25 mph (40.23 km/h) | 23.87 mph (38.41 km/h) |
| 30 mph (48.28 km/h) | 28.64 mph (46.09 km/h) |
| 35 mph (56.33 km/h) | 33.42 mph (53.78 km/h) |
| 40 mph (64.37 km/h) | 38.19 mph (61.46 km/h) |
| 45 mph (72.42 km/h) | 42.96 mph (69.14 km/h) |
| 50 mph (80.47 km/h) | 47.74 mph (76.82 km/h) |
| 55 mph (88.51 km/h) | 52.51 mph (84.51 km/h) |
| 60 mph (96.56 km/h) | 57.28 mph (92.19 km/h) |
| 65 mph (104.61 km/h) | 62.06 mph (99.87 km/h) |
| 70 mph (112.65 km/h) | 66.83 mph (107.55 km/h) |
| 75 mph (120.7 km/h) | 71.61 mph (115.24 km/h) |
| 80 mph (128.75 km/h) | 76.38 mph (122.92 km/h) |
| 85 mph (136.79 km/h) | 81.15 mph (130.6 km/h) |
| 90 mph (144.84 km/h) | 85.93 mph (138.28 km/h) |
| 95 mph (152.89 km/h) | 90.7 mph (145.97 km/h) |
| 100 mph (160.93 km/h) | 95.47 mph (153.65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1261 | 1465 | 1578 | 1648 | 1723 | 1777 | 1836 | 1905 | 2002 | 2099 | 2206 | 2292 | 2448 | 2619 | 2754 | 2839 | 2888 | 3065 | 3312 | 3849 |
Better Fuel Economy Factory Ratios Increased Power
