Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 250/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 31.75 (806.4) | 5.35 (136) 20.3% |
| Width inches (mm) | 9.45 (240) | 9.84 (250) | 0.39 (10) 4.2% |
| Circum. inches (mm) | 82.92 (2106.12) | 99.74 (2533.38) | 16.82 (427.26) 20.3% |
| Sidewall Height inches (mm) | 5.2 (132) | 7.87 (200) | 2.68 (68) 51.5% |
| Revolutions per mile (km) | 764.13 (474.81) | 635.26 (394.73) | -128.87 (-80.08) -16.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.06 mph (38.72 km/h) |
| 25 mph (40.23 km/h) | 30.07 mph (48.4 km/h) |
| 30 mph (48.28 km/h) | 36.09 mph (58.07 km/h) |
| 35 mph (56.33 km/h) | 42.1 mph (67.75 km/h) |
| 40 mph (64.37 km/h) | 48.11 mph (77.43 km/h) |
| 45 mph (72.42 km/h) | 54.13 mph (87.11 km/h) |
| 50 mph (80.47 km/h) | 60.14 mph (96.79 km/h) |
| 55 mph (88.51 km/h) | 66.16 mph (106.47 km/h) |
| 60 mph (96.56 km/h) | 72.17 mph (116.15 km/h) |
| 65 mph (104.61 km/h) | 78.19 mph (125.83 km/h) |
| 70 mph (112.65 km/h) | 84.2 mph (135.51 km/h) |
| 75 mph (120.7 km/h) | 90.21 mph (145.19 km/h) |
| 80 mph (128.75 km/h) | 96.23 mph (154.87 km/h) |
| 85 mph (136.79 km/h) | 102.24 mph (164.55 km/h) |
| 90 mph (144.84 km/h) | 108.26 mph (174.22 km/h) |
| 95 mph (152.89 km/h) | 114.27 mph (183.9 km/h) |
| 100 mph (160.93 km/h) | 120.29 mph (193.58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1617 | 1878 | 2022 | 2112 | 2208 | 2277 | 2353 | 2442 | 2566 | 2690 | 2827 | 2937 | 3137 | 3357 | 3529 | 3639 | 3701 | 3928 | 4244 | 4932 |
Better Fuel Economy Factory Ratios Increased Power
