Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 285/70-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 37.71 (957.8) | 9.72 (246.9) 34.7% |
| Width inches (mm) | 13.98 (355) | 11.22 (285) | -2.76 (-70) -19.7% |
| Circum. inches (mm) | 87.93 (2233.36) | 118.47 (3009.02) | 30.54 (775.66) 34.7% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 7.85 (199.5) | 4.36 (110.75) 124.8% |
| Revolutions per mile (km) | 720.59 (447.76) | 534.84 (332.33) | -185.75 (-115.42) -25.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.95 mph (43.37 km/h) |
| 25 mph (40.23 km/h) | 33.68 mph (54.21 km/h) |
| 30 mph (48.28 km/h) | 40.42 mph (65.05 km/h) |
| 35 mph (56.33 km/h) | 47.16 mph (75.89 km/h) |
| 40 mph (64.37 km/h) | 53.89 mph (86.73 km/h) |
| 45 mph (72.42 km/h) | 60.63 mph (97.57 km/h) |
| 50 mph (80.47 km/h) | 67.37 mph (108.41 km/h) |
| 55 mph (88.51 km/h) | 74.1 mph (119.26 km/h) |
| 60 mph (96.56 km/h) | 80.84 mph (130.1 km/h) |
| 65 mph (104.61 km/h) | 87.57 mph (140.94 km/h) |
| 70 mph (112.65 km/h) | 94.31 mph (151.78 km/h) |
| 75 mph (120.7 km/h) | 101.05 mph (162.62 km/h) |
| 80 mph (128.75 km/h) | 107.78 mph (173.46 km/h) |
| 85 mph (136.79 km/h) | 114.52 mph (184.3 km/h) |
| 90 mph (144.84 km/h) | 121.26 mph (195.15 km/h) |
| 95 mph (152.89 km/h) | 127.99 mph (205.99 km/h) |
| 100 mph (160.93 km/h) | 134.73 mph (216.83 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1361 | 1581 | 1703 | 1778 | 1859 | 1917 | 1981 | 2056 | 2160 | 2265 | 2380 | 2473 | 2641 | 2826 | 2971 | 3064 | 3116 | 3307 | 3574 | 4153 |
Better Fuel Economy Factory Ratios Increased Power
