Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/45-22 | 285/50-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.81 (833.3) | 33.22 (843.8) | 0.41 (10.5) 1.3% |
| Width inches (mm) | 12.01 (305) | 11.22 (285) | -0.79 (-20) -6.6% |
| Circum. inches (mm) | 103.07 (2617.89) | 104.37 (2650.88) | 1.3 (32.99) 1.3% |
| Sidewall Height inches (mm) | 5.4 (137.25) | 5.61 (142.5) | 0.21 (5.25) 3.8% |
| Revolutions per mile (km) | 614.75 (381.99) | 607.1 (377.23) | -7.65 (-4.75) -1.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.25 mph (32.59 km/h) |
| 25 mph (40.23 km/h) | 25.32 mph (40.74 km/h) |
| 30 mph (48.28 km/h) | 30.38 mph (48.89 km/h) |
| 35 mph (56.33 km/h) | 35.44 mph (57.04 km/h) |
| 40 mph (64.37 km/h) | 40.5 mph (65.19 km/h) |
| 45 mph (72.42 km/h) | 45.57 mph (73.33 km/h) |
| 50 mph (80.47 km/h) | 50.63 mph (81.48 km/h) |
| 55 mph (88.51 km/h) | 55.69 mph (89.63 km/h) |
| 60 mph (96.56 km/h) | 60.76 mph (97.78 km/h) |
| 65 mph (104.61 km/h) | 65.82 mph (105.93 km/h) |
| 70 mph (112.65 km/h) | 70.88 mph (114.07 km/h) |
| 75 mph (120.7 km/h) | 75.95 mph (122.22 km/h) |
| 80 mph (128.75 km/h) | 81.01 mph (130.37 km/h) |
| 85 mph (136.79 km/h) | 86.07 mph (138.52 km/h) |
| 90 mph (144.84 km/h) | 91.13 mph (146.67 km/h) |
| 95 mph (152.89 km/h) | 96.2 mph (154.81 km/h) |
| 100 mph (160.93 km/h) | 101.26 mph (162.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1545 | 1795 | 1933 | 2018 | 2110 | 2176 | 2248 | 2334 | 2452 | 2571 | 2702 | 2807 | 2998 | 3208 | 3373 | 3478 | 3537 | 3754 | 4056 | 4714 |
Better Fuel Economy Factory Ratios Increased Power
