Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/30-22 | 225/50-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.02 (711.8) | 28.86 (733) | 0.83 (21.2) 3% |
| Width inches (mm) | 10.04 (255) | 8.86 (225) | -1.18 (-30) -11.8% |
| Circum. inches (mm) | 88.04 (2236.19) | 90.66 (2302.79) | 2.62 (66.6) 3% |
| Sidewall Height inches (mm) | 3.01 (76.5) | 4.43 (112.5) | 1.42 (36) 47.1% |
| Revolutions per mile (km) | 719.68 (447.19) | 698.87 (434.26) | -20.81 (-12.93) -2.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.6 mph (33.15 km/h) |
| 25 mph (40.23 km/h) | 25.74 mph (41.43 km/h) |
| 30 mph (48.28 km/h) | 30.89 mph (49.72 km/h) |
| 35 mph (56.33 km/h) | 36.04 mph (58 km/h) |
| 40 mph (64.37 km/h) | 41.19 mph (66.29 km/h) |
| 45 mph (72.42 km/h) | 46.34 mph (74.58 km/h) |
| 50 mph (80.47 km/h) | 51.49 mph (82.86 km/h) |
| 55 mph (88.51 km/h) | 56.64 mph (91.15 km/h) |
| 60 mph (96.56 km/h) | 61.79 mph (99.44 km/h) |
| 65 mph (104.61 km/h) | 66.94 mph (107.72 km/h) |
| 70 mph (112.65 km/h) | 72.08 mph (116.01 km/h) |
| 75 mph (120.7 km/h) | 77.23 mph (124.3 km/h) |
| 80 mph (128.75 km/h) | 82.38 mph (132.58 km/h) |
| 85 mph (136.79 km/h) | 87.53 mph (140.87 km/h) |
| 90 mph (144.84 km/h) | 92.68 mph (149.16 km/h) |
| 95 mph (152.89 km/h) | 97.83 mph (157.44 km/h) |
| 100 mph (160.93 km/h) | 102.98 mph (165.73 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1778 | 2066 | 2225 | 2323 | 2429 | 2505 | 2588 | 2687 | 2823 | 2959 | 3110 | 3232 | 3451 | 3693 | 3882 | 4003 | 4072 | 4321 | 4669 | 5426 |
Better Fuel Economy Factory Ratios Increased Power
