Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 210/40-18 | 255/55-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.61 (625.2) | 33.04 (839.3) | 8.43 (214.1) 34.2% |
| Width inches (mm) | 8.27 (210) | 10.04 (255) | 1.77 (45) 21.4% |
| Circum. inches (mm) | 77.33 (1964.12) | 103.81 (2636.74) | 26.48 (672.61) 34.2% |
| Sidewall Height inches (mm) | 3.31 (84) | 5.52 (140.25) | 2.21 (56.25) 67% |
| Revolutions per mile (km) | 819.37 (509.13) | 610.35 (379.26) | -209.02 (-129.88) -25.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.85 mph (43.21 km/h) |
| 25 mph (40.23 km/h) | 33.56 mph (54.01 km/h) |
| 30 mph (48.28 km/h) | 40.27 mph (64.81 km/h) |
| 35 mph (56.33 km/h) | 46.99 mph (75.62 km/h) |
| 40 mph (64.37 km/h) | 53.7 mph (86.42 km/h) |
| 45 mph (72.42 km/h) | 60.41 mph (97.22 km/h) |
| 50 mph (80.47 km/h) | 67.12 mph (108.02 km/h) |
| 55 mph (88.51 km/h) | 73.83 mph (118.83 km/h) |
| 60 mph (96.56 km/h) | 80.55 mph (129.63 km/h) |
| 65 mph (104.61 km/h) | 87.26 mph (140.43 km/h) |
| 70 mph (112.65 km/h) | 93.97 mph (151.23 km/h) |
| 75 mph (120.7 km/h) | 100.68 mph (162.04 km/h) |
| 80 mph (128.75 km/h) | 107.4 mph (172.84 km/h) |
| 85 mph (136.79 km/h) | 114.11 mph (183.64 km/h) |
| 90 mph (144.84 km/h) | 120.82 mph (194.44 km/h) |
| 95 mph (152.89 km/h) | 127.53 mph (205.24 km/h) |
| 100 mph (160.93 km/h) | 134.25 mph (216.05 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1553 | 1804 | 1943 | 2029 | 2122 | 2188 | 2260 | 2346 | 2465 | 2584 | 2717 | 2822 | 3014 | 3225 | 3391 | 3496 | 3556 | 3774 | 4078 | 4739 |
Better Fuel Economy Factory Ratios Increased Power
