Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/70-22.5 | 275/80-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.56 (928.5) | 39.82 (1011.5) | 3.27 (83) 8.9% |
| Width inches (mm) | 10.04 (255) | 10.83 (275) | 0.79 (20) 7.8% |
| Circum. inches (mm) | 114.84 (2916.97) | 125.11 (3177.72) | 10.27 (260.75) 8.9% |
| Sidewall Height inches (mm) | 7.03 (178.5) | 8.66 (220) | 1.63 (41.5) 23.2% |
| Revolutions per mile (km) | 551.72 (342.82) | 506.45 (314.69) | -45.27 (-28.13) -8.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.79 mph (35.06 km/h) |
| 25 mph (40.23 km/h) | 27.23 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 (78.89 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) | 65.36 mph (105.19 km/h) |
| 65 mph (104.61 km/h) | 70.81 mph (113.96 km/h) |
| 70 mph (112.65 km/h) | 76.26 mph (122.72 km/h) |
| 75 mph (120.7 km/h) | 81.7 mph (131.49 km/h) |
| 80 mph (128.75 km/h) | 87.15 mph (140.26 km/h) |
| 85 mph (136.79 km/h) | 92.6 mph (149.02 km/h) |
| 90 mph (144.84 km/h) | 98.05 mph (157.79 km/h) |
| 95 mph (152.89 km/h) | 103.49 mph (166.55 km/h) |
| 100 mph (160.93 km/h) | 108.94 mph (175.32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1289 | 1497 | 1612 | 1684 | 1760 | 1815 | 1876 | 1947 | 2046 | 2144 | 2254 | 2342 | 2501 | 2676 | 2813 | 2901 | 2951 | 3132 | 3384 | 3932 |
Better Fuel Economy Factory Ratios Increased Power
