Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 240/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 29.17 (741) | 2.78 (70.6) 10.5% |
| Width inches (mm) | 9.45 (240) | 9.45 (240) | 0 (0) 0% |
| Circum. inches (mm) | 82.92 (2106.12) | 91.65 (2327.92) | 8.73 (221.8) 10.5% |
| Sidewall Height inches (mm) | 5.2 (132) | 7.09 (180) | 1.89 (48) 36.4% |
| Revolutions per mile (km) | 764.13 (474.81) | 691.32 (429.57) | -72.8 (-45.24) -9.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.11 mph (35.58 km/h) |
| 25 mph (40.23 km/h) | 27.63 mph (44.47 km/h) |
| 30 mph (48.28 km/h) | 33.16 mph (53.36 km/h) |
| 35 mph (56.33 km/h) | 38.69 mph (62.26 km/h) |
| 40 mph (64.37 km/h) | 44.21 mph (71.15 km/h) |
| 45 mph (72.42 km/h) | 49.74 mph (80.05 km/h) |
| 50 mph (80.47 km/h) | 55.27 mph (88.94 km/h) |
| 55 mph (88.51 km/h) | 60.79 mph (97.84 km/h) |
| 60 mph (96.56 km/h) | 66.32 mph (106.73 km/h) |
| 65 mph (104.61 km/h) | 71.85 mph (115.62 km/h) |
| 70 mph (112.65 km/h) | 77.37 mph (124.52 km/h) |
| 75 mph (120.7 km/h) | 82.9 mph (133.41 km/h) |
| 80 mph (128.75 km/h) | 88.42 mph (142.31 km/h) |
| 85 mph (136.79 km/h) | 93.95 mph (151.2 km/h) |
| 90 mph (144.84 km/h) | 99.48 mph (160.09 km/h) |
| 95 mph (152.89 km/h) | 105 mph (168.99 km/h) |
| 100 mph (160.93 km/h) | 110.53 mph (177.88 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1759 | 2044 | 2201 | 2298 | 2403 | 2478 | 2560 | 2658 | 2792 | 2927 | 3077 | 3197 | 3414 | 3653 | 3840 | 3960 | 4028 | 4275 | 4619 | 5368 |
Better Fuel Economy Factory Ratios Increased Power
