Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 250/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 28.78 (731) | 2.39 (60.6) 9% |
| Width inches (mm) | 9.45 (240) | 9.84 (250) | 0.39 (10) 4.2% |
| Circum. inches (mm) | 82.92 (2106.12) | 90.41 (2296.5) | 7.5 (190.38) 9% |
| Sidewall Height inches (mm) | 5.2 (132) | 6.89 (175) | 1.69 (43) 32.6% |
| Revolutions per mile (km) | 764.13 (474.81) | 700.78 (435.44) | -63.35 (-39.36) -8.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.81 mph (35.1 km/h) |
| 25 mph (40.23 km/h) | 27.26 mph (43.87 km/h) |
| 30 mph (48.28 km/h) | 32.71 mph (52.64 km/h) |
| 35 mph (56.33 km/h) | 38.16 mph (61.42 km/h) |
| 40 mph (64.37 km/h) | 43.62 mph (70.19 km/h) |
| 45 mph (72.42 km/h) | 49.07 mph (78.97 km/h) |
| 50 mph (80.47 km/h) | 54.52 mph (87.74 km/h) |
| 55 mph (88.51 km/h) | 59.97 mph (96.52 km/h) |
| 60 mph (96.56 km/h) | 65.42 mph (105.29 km/h) |
| 65 mph (104.61 km/h) | 70.88 mph (114.06 km/h) |
| 70 mph (112.65 km/h) | 76.33 mph (122.84 km/h) |
| 75 mph (120.7 km/h) | 81.78 mph (131.61 km/h) |
| 80 mph (128.75 km/h) | 87.23 mph (140.39 km/h) |
| 85 mph (136.79 km/h) | 92.68 mph (149.16 km/h) |
| 90 mph (144.84 km/h) | 98.14 mph (157.93 km/h) |
| 95 mph (152.89 km/h) | 103.59 mph (166.71 km/h) |
| 100 mph (160.93 km/h) | 109.04 mph (175.48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1783 | 2072 | 2231 | 2330 | 2436 | 2512 | 2595 | 2694 | 2831 | 2967 | 3119 | 3240 | 3460 | 3703 | 3893 | 4014 | 4083 | 4333 | 4682 | 5441 |
Better Fuel Economy Factory Ratios Increased Power
