Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 270/55-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 27.69 (703.4) | 1.3 (33) 4.9% |
| Width inches (mm) | 9.45 (240) | 10.63 (270) | 1.18 (30) 12.5% |
| Circum. inches (mm) | 82.92 (2106.12) | 87 (2209.8) | 4.08 (103.67) 4.9% |
| Sidewall Height inches (mm) | 5.2 (132) | 5.85 (148.5) | 0.65 (16.5) 12.5% |
| Revolutions per mile (km) | 764.13 (474.81) | 728.28 (452.53) | -35.85 (-22.28) -4.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.98 mph (33.77 km/h) |
| 25 mph (40.23 km/h) | 26.23 mph (42.21 km/h) |
| 30 mph (48.28 km/h) | 31.48 mph (50.66 km/h) |
| 35 mph (56.33 km/h) | 36.72 mph (59.1 km/h) |
| 40 mph (64.37 km/h) | 41.97 mph (67.54 km/h) |
| 45 mph (72.42 km/h) | 47.22 mph (75.99 km/h) |
| 50 mph (80.47 km/h) | 52.46 mph (84.43 km/h) |
| 55 mph (88.51 km/h) | 57.71 mph (92.87 km/h) |
| 60 mph (96.56 km/h) | 62.95 mph (101.31 km/h) |
| 65 mph (104.61 km/h) | 68.2 mph (109.76 km/h) |
| 70 mph (112.65 km/h) | 73.45 mph (118.2 km/h) |
| 75 mph (120.7 km/h) | 78.69 mph (126.64 km/h) |
| 80 mph (128.75 km/h) | 83.94 mph (135.09 km/h) |
| 85 mph (136.79 km/h) | 89.18 mph (143.53 km/h) |
| 90 mph (144.84 km/h) | 94.43 mph (151.97 km/h) |
| 95 mph (152.89 km/h) | 99.68 mph (160.41 km/h) |
| 100 mph (160.93 km/h) | 104.92 mph (168.86 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1853 | 2153 | 2319 | 2421 | 2532 | 2610 | 2697 | 2800 | 2942 | 3084 | 3241 | 3368 | 3596 | 3849 | 4046 | 4172 | 4243 | 4503 | 4866 | 5655 |
Better Fuel Economy Factory Ratios Increased Power
