Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/80-22.5 | 315/80-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 39.82 (1011.5) | 42.34 (1075.5) | 2.52 (64) 6.3% |
| Width inches (mm) | 10.83 (275) | 12.4 (315) | 1.57 (40) 14.5% |
| Circum. inches (mm) | 125.11 (3177.72) | 133.02 (3378.78) | 7.92 (201.06) 6.3% |
| Sidewall Height inches (mm) | 8.66 (220) | 9.92 (252) | 1.26 (32) 14.5% |
| Revolutions per mile (km) | 506.45 (314.69) | 476.31 (295.96) | -30.14 (-18.73) -6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.27 mph (34.22 km/h) |
| 25 mph (40.23 km/h) | 26.58 mph (42.78 km/h) |
| 30 mph (48.28 km/h) | 31.9 mph (51.34 km/h) |
| 35 mph (56.33 km/h) | 37.21 mph (59.89 km/h) |
| 40 mph (64.37 km/h) | 42.53 mph (68.45 km/h) |
| 45 mph (72.42 km/h) | 47.85 mph (77 km/h) |
| 50 mph (80.47 km/h) | 53.16 mph (85.56 km/h) |
| 55 mph (88.51 km/h) | 58.48 mph (94.11 km/h) |
| 60 mph (96.56 km/h) | 63.8 mph (102.67 km/h) |
| 65 mph (104.61 km/h) | 69.11 mph (111.23 km/h) |
| 70 mph (112.65 km/h) | 74.43 mph (119.78 km/h) |
| 75 mph (120.7 km/h) | 79.75 mph (128.34 km/h) |
| 80 mph (128.75 km/h) | 85.06 mph (136.89 km/h) |
| 85 mph (136.79 km/h) | 90.38 mph (145.45 km/h) |
| 90 mph (144.84 km/h) | 95.69 mph (154.01 km/h) |
| 95 mph (152.89 km/h) | 101.01 mph (162.56 km/h) |
| 100 mph (160.93 km/h) | 106.33 mph (171.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1212 | 1408 | 1516 | 1583 | 1656 | 1707 | 1764 | 1831 | 1924 | 2017 | 2120 | 2202 | 2352 | 2517 | 2646 | 2729 | 2775 | 2945 | 3182 | 3698 |
Better Fuel Economy Factory Ratios Increased Power
