Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/40-10 | 255/55-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.03 (458) | 21.04 (534.5) | 3.01 (76.5) 16.7% |
| Width inches (mm) | 10.04 (255) | 10.04 (255) | 0 (0) 0% |
| Circum. inches (mm) | 56.65 (1438.85) | 66.11 (1679.18) | 9.46 (240.33) 16.7% |
| Sidewall Height inches (mm) | 4.02 (102) | 5.52 (140.25) | 1.51 (38.25) 37.5% |
| Revolutions per mile (km) | 1118.49 (695) | 958.41 (595.53) | -160.08 (-99.47) -14.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.34 mph (37.56 km/h) |
| 25 mph (40.23 km/h) | 29.18 mph (46.95 km/h) |
| 30 mph (48.28 km/h) | 35.01 mph (56.34 km/h) |
| 35 mph (56.33 km/h) | 40.85 mph (65.74 km/h) |
| 40 mph (64.37 km/h) | 46.68 mph (75.13 km/h) |
| 45 mph (72.42 km/h) | 52.52 mph (84.52 km/h) |
| 50 mph (80.47 km/h) | 58.35 mph (93.91 km/h) |
| 55 mph (88.51 km/h) | 64.19 mph (103.3 km/h) |
| 60 mph (96.56 km/h) | 70.02 mph (112.69 km/h) |
| 65 mph (104.61 km/h) | 75.86 mph (122.08 km/h) |
| 70 mph (112.65 km/h) | 81.69 mph (131.47 km/h) |
| 75 mph (120.7 km/h) | 87.53 mph (140.86 km/h) |
| 80 mph (128.75 km/h) | 93.36 mph (150.25 km/h) |
| 85 mph (136.79 km/h) | 99.2 mph (159.64 km/h) |
| 90 mph (144.84 km/h) | 105.03 mph (169.03 km/h) |
| 95 mph (152.89 km/h) | 110.87 mph (178.42 km/h) |
| 100 mph (160.93 km/h) | 116.7 mph (187.82 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
