Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 240/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 31.12 (790.4) | 4.72 (120) 17.9% |
| Width inches (mm) | 9.45 (240) | 9.45 (240) | 0 (0) 0% |
| Circum. inches (mm) | 82.92 (2106.12) | 97.76 (2483.11) | 14.84 (376.99) 17.9% |
| Sidewall Height inches (mm) | 5.2 (132) | 7.56 (192) | 2.36 (60) 45.5% |
| Revolutions per mile (km) | 764.13 (474.81) | 648.12 (402.72) | -116.01 (-72.09) -15.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.58 mph (37.95 km/h) |
| 25 mph (40.23 km/h) | 29.47 mph (47.44 km/h) |
| 30 mph (48.28 km/h) | 35.37 mph (56.92 km/h) |
| 35 mph (56.33 km/h) | 41.26 mph (66.41 km/h) |
| 40 mph (64.37 km/h) | 47.16 mph (75.9 km/h) |
| 45 mph (72.42 km/h) | 53.05 mph (85.38 km/h) |
| 50 mph (80.47 km/h) | 58.95 mph (94.87 km/h) |
| 55 mph (88.51 km/h) | 64.84 mph (104.36 km/h) |
| 60 mph (96.56 km/h) | 70.74 mph (113.84 km/h) |
| 65 mph (104.61 km/h) | 76.63 mph (123.33 km/h) |
| 70 mph (112.65 km/h) | 82.53 mph (132.82 km/h) |
| 75 mph (120.7 km/h) | 88.42 mph (142.31 km/h) |
| 80 mph (128.75 km/h) | 94.32 mph (151.79 km/h) |
| 85 mph (136.79 km/h) | 100.21 mph (161.28 km/h) |
| 90 mph (144.84 km/h) | 106.11 mph (170.77 km/h) |
| 95 mph (152.89 km/h) | 112 mph (180.25 km/h) |
| 100 mph (160.93 km/h) | 117.9 mph (189.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1649 | 1916 | 2063 | 2155 | 2253 | 2323 | 2400 | 2492 | 2618 | 2744 | 2885 | 2997 | 3200 | 3425 | 3600 | 3713 | 3776 | 4008 | 4330 | 5032 |
Better Fuel Economy Factory Ratios Increased Power
