Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/40-22 | 285/30-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.66 (778.8) | 30.73 (780.6) | 0.07 (1.8) 0.2% |
| Width inches (mm) | 10.83 (275) | 11.22 (285) | 0.39 (10) 3.6% |
| Circum. inches (mm) | 96.33 (2446.67) | 96.55 (2452.33) | 0.22 (5.65) 0.2% |
| Sidewall Height inches (mm) | 4.33 (110) | 3.37 (85.5) | -0.96 (-24.5) -22.3% |
| Revolutions per mile (km) | 657.77 (408.72) | 656.25 (407.78) | -1.52 (-0.94) -0.2% |
285/30-24 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.05 mph (32.26 km/h) |
| 25 mph (40.23 km/h) | 25.06 mph (40.33 km/h) |
| 30 mph (48.28 km/h) | 30.07 mph (48.39 km/h) |
| 35 mph (56.33 km/h) | 35.08 mph (56.46 km/h) |
| 40 mph (64.37 km/h) | 40.09 mph (64.52 km/h) |
| 45 mph (72.42 km/h) | 45.1 mph (72.59 km/h) |
| 50 mph (80.47 km/h) | 50.12 mph (80.65 km/h) |
| 55 mph (88.51 km/h) | 55.13 mph (88.72 km/h) |
| 60 mph (96.56 km/h) | 60.14 mph (96.78 km/h) |
| 65 mph (104.61 km/h) | 65.15 mph (104.85 km/h) |
| 70 mph (112.65 km/h) | 70.16 mph (112.91 km/h) |
| 75 mph (120.7 km/h) | 75.17 mph (120.98 km/h) |
| 80 mph (128.75 km/h) | 80.18 mph (129.05 km/h) |
| 85 mph (136.79 km/h) | 85.2 mph (137.11 km/h) |
| 90 mph (144.84 km/h) | 90.21 mph (145.18 km/h) |
| 95 mph (152.89 km/h) | 95.22 mph (153.24 km/h) |
| 100 mph (160.93 km/h) | 100.23 mph (161.31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1670 | 1940 | 2089 | 2182 | 2281 | 2352 | 2430 | 2523 | 2651 | 2779 | 2921 | 3034 | 3241 | 3468 | 3646 | 3759 | 3823 | 4058 | 4385 | 5095 |
Better Fuel Economy Factory Ratios Increased Power
