Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 240/30-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 21.67 (550.4) | -4.72 (-120) -17.9% |
| Width inches (mm) | 9.45 (240) | 9.45 (240) | 0 (0) 0% |
| Circum. inches (mm) | 82.92 (2106.12) | 68.08 (1729.13) | -14.84 (-376.99) -17.9% |
| Sidewall Height inches (mm) | 5.2 (132) | 2.83 (72) | -2.36 (-60) -45.5% |
| Revolutions per mile (km) | 764.13 (474.81) | 930.72 (578.32) | 166.6 (103.52) 21.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 16.42 mph (26.43 km/h) |
| 25 mph (40.23 km/h) | 20.53 mph (33.03 km/h) |
| 30 mph (48.28 km/h) | 24.63 mph (39.64 km/h) |
| 35 mph (56.33 km/h) | 28.74 mph (46.24 km/h) |
| 40 mph (64.37 km/h) | 32.84 mph (52.85 km/h) |
| 45 mph (72.42 km/h) | 36.95 mph (59.46 km/h) |
| 50 mph (80.47 km/h) | 41.05 mph (66.06 km/h) |
| 55 mph (88.51 km/h) | 45.16 mph (72.67 km/h) |
| 60 mph (96.56 km/h) | 49.26 mph (79.28 km/h) |
| 65 mph (104.61 km/h) | 53.37 mph (85.88 km/h) |
| 70 mph (112.65 km/h) | 57.47 mph (92.49 km/h) |
| 75 mph (120.7 km/h) | 61.58 mph (99.1 km/h) |
| 80 mph (128.75 km/h) | 65.68 mph (105.7 km/h) |
| 85 mph (136.79 km/h) | 69.79 mph (112.31 km/h) |
| 90 mph (144.84 km/h) | 73.89 mph (118.92 km/h) |
| 95 mph (152.89 km/h) | 78 mph (125.52 km/h) |
| 100 mph (160.93 km/h) | 82.1 mph (132.13 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
