Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/75-22.5 | 385/65-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 38.74 (984) | 42.2 (1072) | 3.46 (88) 8.9% |
| Width inches (mm) | 10.83 (275) | 15.16 (385) | 4.33 (110) 40% |
| Circum. inches (mm) | 121.71 (3091.33) | 132.59 (3367.79) | 10.88 (276.46) 8.9% |
| Sidewall Height inches (mm) | 8.12 (206.25) | 9.85 (250.25) | 1.73 (44) 21.3% |
| Revolutions per mile (km) | 520.6 (323.49) | 477.86 (296.93) | -42.74 (-26.55) -8.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.79 mph (35.07 km/h) |
| 25 mph (40.23 km/h) | 27.24 mph (43.83 km/h) |
| 30 mph (48.28 km/h) | 32.68 mph (52.6 km/h) |
| 35 mph (56.33 km/h) | 38.13 mph (61.36 km/h) |
| 40 mph (64.37 km/h) | 43.58 mph (70.13 km/h) |
| 45 mph (72.42 km/h) | 49.02 mph (78.9 km/h) |
| 50 mph (80.47 km/h) | 54.47 mph (87.66 km/h) |
| 55 mph (88.51 km/h) | 59.92 mph (96.43 km/h) |
| 60 mph (96.56 km/h) | 65.37 mph (105.2 km/h) |
| 65 mph (104.61 km/h) | 70.81 mph (113.96 km/h) |
| 70 mph (112.65 km/h) | 76.26 mph (122.73 km/h) |
| 75 mph (120.7 km/h) | 81.71 mph (131.5 km/h) |
| 80 mph (128.75 km/h) | 87.15 mph (140.26 km/h) |
| 85 mph (136.79 km/h) | 92.6 mph (149.03 km/h) |
| 90 mph (144.84 km/h) | 98.05 mph (157.79 km/h) |
| 95 mph (152.89 km/h) | 103.5 mph (166.56 km/h) |
| 100 mph (160.93 km/h) | 108.94 mph (175.33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1216 | 1413 | 1521 | 1589 | 1661 | 1713 | 1770 | 1837 | 1930 | 2023 | 2127 | 2210 | 2360 | 2525 | 2655 | 2737 | 2784 | 2955 | 3193 | 3710 |
Better Fuel Economy Factory Ratios Increased Power
