Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 240/55-16 | 360/45-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.39 (670.4) | 27.76 (705) | 1.36 (34.6) 5.2% |
| Width inches (mm) | 9.45 (240) | 14.17 (360) | 4.72 (120) 50% |
| Circum. inches (mm) | 82.92 (2106.12) | 87.2 (2214.82) | 4.28 (108.7) 5.2% |
| Sidewall Height inches (mm) | 5.2 (132) | 6.38 (162) | 1.18 (30) 22.7% |
| Revolutions per mile (km) | 764.13 (474.81) | 726.62 (451.5) | -37.5 (-23.3) -4.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.03 mph (33.85 km/h) |
| 25 mph (40.23 km/h) | 26.29 mph (42.31 km/h) |
| 30 mph (48.28 km/h) | 31.55 mph (50.77 km/h) |
| 35 mph (56.33 km/h) | 36.81 mph (59.23 km/h) |
| 40 mph (64.37 km/h) | 42.06 mph (67.7 km/h) |
| 45 mph (72.42 km/h) | 47.32 mph (76.16 km/h) |
| 50 mph (80.47 km/h) | 52.58 mph (84.62 km/h) |
| 55 mph (88.51 km/h) | 57.84 mph (93.08 km/h) |
| 60 mph (96.56 km/h) | 63.1 mph (101.54 km/h) |
| 65 mph (104.61 km/h) | 68.35 mph (110.01 km/h) |
| 70 mph (112.65 km/h) | 73.61 mph (118.47 km/h) |
| 75 mph (120.7 km/h) | 78.87 mph (126.93 km/h) |
| 80 mph (128.75 km/h) | 84.13 mph (135.39 km/h) |
| 85 mph (136.79 km/h) | 89.39 mph (143.85 km/h) |
| 90 mph (144.84 km/h) | 94.64 mph (152.32 km/h) |
| 95 mph (152.89 km/h) | 99.9 mph (160.78 km/h) |
| 100 mph (160.93 km/h) | 105.16 mph (169.24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1849 | 2148 | 2313 | 2416 | 2526 | 2605 | 2691 | 2793 | 2935 | 3077 | 3234 | 3360 | 3588 | 3840 | 4037 | 4162 | 4233 | 4493 | 4855 | 5642 |
Better Fuel Economy Factory Ratios Increased Power
