Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 250/70-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 30.78 (781.8) | 4.39 (111.4) 16.6% |
| Width inches (mm) | 9.45 (240) | 9.84 (250) | 0.39 (10) 4.2% |
| Circum. inches (mm) | 82.92 (2106.12) | 96.7 (2456.1) | 13.78 (349.97) 16.6% |
| Sidewall Height inches (mm) | 5.2 (132) | 6.89 (175) | 1.69 (43) 32.6% |
| Revolutions per mile (km) | 764.13 (474.81) | 655.24 (407.15) | -108.88 (-67.66) -14.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.32 mph (37.54 km/h) |
| 25 mph (40.23 km/h) | 29.15 mph (46.92 km/h) |
| 30 mph (48.28 km/h) | 34.99 mph (56.3 km/h) |
| 35 mph (56.33 km/h) | 40.82 mph (65.69 km/h) |
| 40 mph (64.37 km/h) | 46.65 mph (75.07 km/h) |
| 45 mph (72.42 km/h) | 52.48 mph (84.45 km/h) |
| 50 mph (80.47 km/h) | 58.31 mph (93.84 km/h) |
| 55 mph (88.51 km/h) | 64.14 mph (103.22 km/h) |
| 60 mph (96.56 km/h) | 69.97 mph (112.61 km/h) |
| 65 mph (104.61 km/h) | 75.8 mph (121.99 km/h) |
| 70 mph (112.65 km/h) | 81.63 mph (131.37 km/h) |
| 75 mph (120.7 km/h) | 87.46 mph (140.76 km/h) |
| 80 mph (128.75 km/h) | 93.29 mph (150.14 km/h) |
| 85 mph (136.79 km/h) | 99.12 mph (159.53 km/h) |
| 90 mph (144.84 km/h) | 104.96 mph (168.91 km/h) |
| 95 mph (152.89 km/h) | 110.79 mph (178.29 km/h) |
| 100 mph (160.93 km/h) | 116.62 mph (187.68 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1667 | 1937 | 2086 | 2178 | 2278 | 2349 | 2427 | 2519 | 2647 | 2774 | 2916 | 3030 | 3236 | 3463 | 3640 | 3754 | 3817 | 4052 | 4378 | 5088 |
Better Fuel Economy Factory Ratios Increased Power
