Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/75-14 | 165/45-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.74 (603.1) | 23.85 (605.7) | 0.1 (2.6) 0.4% |
| Width inches (mm) | 6.5 (165) | 6.5 (165) | 0 (0) 0% |
| Circum. inches (mm) | 74.59 (1894.69) | 74.92 (1902.86) | 0.32 (8.17) 0.4% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 2.92 (74.25) | -1.95 (-49.5) -40% |
| Revolutions per mile (km) | 849.39 (527.79) | 845.75 (525.52) | -3.65 (-2.27) -0.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.09 mph (32.33 km/h) |
| 25 mph (40.23 km/h) | 25.11 mph (40.41 km/h) |
| 30 mph (48.28 km/h) | 30.13 mph (48.49 km/h) |
| 35 mph (56.33 km/h) | 35.15 mph (56.57 km/h) |
| 40 mph (64.37 km/h) | 40.17 mph (64.65 km/h) |
| 45 mph (72.42 km/h) | 45.19 mph (72.73 km/h) |
| 50 mph (80.47 km/h) | 50.22 mph (80.81 km/h) |
| 55 mph (88.51 km/h) | 55.24 mph (88.9 km/h) |
| 60 mph (96.56 km/h) | 60.26 mph (96.98 km/h) |
| 65 mph (104.61 km/h) | 65.28 mph (105.06 km/h) |
| 70 mph (112.65 km/h) | 70.3 mph (113.14 km/h) |
| 75 mph (120.7 km/h) | 75.32 mph (121.22 km/h) |
| 80 mph (128.75 km/h) | 80.34 mph (129.3 km/h) |
| 85 mph (136.79 km/h) | 85.37 mph (137.38 km/h) |
| 90 mph (144.84 km/h) | 90.39 mph (145.47 km/h) |
| 95 mph (152.89 km/h) | 95.41 mph (153.55 km/h) |
| 100 mph (160.93 km/h) | 100.43 mph (161.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2152 | 2500 | 2693 | 2812 | 2940 | 3031 | 3132 | 3251 | 3416 | 3581 | 3764 | 3911 | 4176 | 4469 | 4698 | 4845 | 4927 | 5230 | 5651 | 6567 |
Better Fuel Economy Factory Ratios Increased Power
