Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/65-14 | 165/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.93 (557.1) | 22.15 (562.5) | 0.21 (5.4) 1% |
| Width inches (mm) | 6.1 (155) | 6.5 (165) | 0.39 (10) 6.5% |
| Circum. inches (mm) | 68.9 (1750.18) | 69.57 (1767.15) | 0.67 (16.96) 1% |
| Sidewall Height inches (mm) | 3.97 (100.75) | 3.57 (90.75) | -0.39 (-10) -9.9% |
| Revolutions per mile (km) | 919.53 (571.37) | 910.7 (565.88) | -8.83 (-5.49) -1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.19 mph (32.5 km/h) |
| 25 mph (40.23 km/h) | 25.24 mph (40.62 km/h) |
| 30 mph (48.28 km/h) | 30.29 mph (48.75 km/h) |
| 35 mph (56.33 km/h) | 35.34 mph (56.87 km/h) |
| 40 mph (64.37 km/h) | 40.39 mph (65 km/h) |
| 45 mph (72.42 km/h) | 45.44 mph (73.12 km/h) |
| 50 mph (80.47 km/h) | 50.48 mph (81.25 km/h) |
| 55 mph (88.51 km/h) | 55.53 mph (89.37 km/h) |
| 60 mph (96.56 km/h) | 60.58 mph (97.5 km/h) |
| 65 mph (104.61 km/h) | 65.63 mph (105.62 km/h) |
| 70 mph (112.65 km/h) | 70.68 mph (113.75 km/h) |
| 75 mph (120.7 km/h) | 75.73 mph (121.87 km/h) |
| 80 mph (128.75 km/h) | 80.78 mph (130 km/h) |
| 85 mph (136.79 km/h) | 85.82 mph (138.12 km/h) |
| 90 mph (144.84 km/h) | 90.87 mph (146.25 km/h) |
| 95 mph (152.89 km/h) | 95.92 mph (154.37 km/h) |
| 100 mph (160.93 km/h) | 100.97 mph (162.49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2318 | 2692 | 2899 | 3028 | 3166 | 3264 | 3373 | 3501 | 3679 | 3856 | 4053 | 4211 | 4497 | 4813 | 5059 | 5217 | 5306 | 5631 | 6085 | 7071 |
Better Fuel Economy Factory Ratios Increased Power
