Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/40-10 | 265/50-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.03 (458) | 20.43 (519) | 2.4 (61) 13.3% |
| Width inches (mm) | 10.04 (255) | 10.43 (265) | 0.39 (10) 3.9% |
| Circum. inches (mm) | 56.65 (1438.85) | 64.19 (1630.49) | 7.54 (191.64) 13.3% |
| Sidewall Height inches (mm) | 4.02 (102) | 5.22 (132.5) | 1.2 (30.5) 29.9% |
| Revolutions per mile (km) | 1118.49 (695) | 987.03 (613.31) | -131.46 (-81.69) -11.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.66 mph (36.47 km/h) |
| 25 mph (40.23 km/h) | 28.33 mph (45.59 km/h) |
| 30 mph (48.28 km/h) | 34 mph (54.71 km/h) |
| 35 mph (56.33 km/h) | 39.66 mph (63.83 km/h) |
| 40 mph (64.37 km/h) | 45.33 mph (72.95 km/h) |
| 45 mph (72.42 km/h) | 50.99 mph (82.07 km/h) |
| 50 mph (80.47 km/h) | 56.66 mph (91.18 km/h) |
| 55 mph (88.51 km/h) | 62.33 mph (100.3 km/h) |
| 60 mph (96.56 km/h) | 67.99 mph (109.42 km/h) |
| 65 mph (104.61 km/h) | 73.66 mph (118.54 km/h) |
| 70 mph (112.65 km/h) | 79.32 mph (127.66 km/h) |
| 75 mph (120.7 km/h) | 84.99 mph (136.78 km/h) |
| 80 mph (128.75 km/h) | 90.66 mph (145.9 km/h) |
| 85 mph (136.79 km/h) | 96.32 mph (155.01 km/h) |
| 90 mph (144.84 km/h) | 101.99 mph (164.13 km/h) |
| 95 mph (152.89 km/h) | 107.65 mph (173.25 km/h) |
| 100 mph (160.93 km/h) | 113.32 mph (182.37 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
