Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/60-12 | 155/55-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.8 (502.8) | 20.71 (526.1) | 0.92 (23.3) 4.6% |
| Width inches (mm) | 6.5 (165) | 6.1 (155) | -0.39 (-10) -6.1% |
| Circum. inches (mm) | 62.19 (1579.59) | 65.07 (1652.79) | 2.88 (73.2) 4.6% |
| Sidewall Height inches (mm) | 3.9 (99) | 3.36 (85.25) | -0.54 (-13.75) -13.9% |
| Revolutions per mile (km) | 1018.83 (633.07) | 973.71 (605.04) | -45.12 (-28.04) -4.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.93 mph (33.68 km/h) |
| 25 mph (40.23 km/h) | 26.16 mph (42.1 km/h) |
| 30 mph (48.28 km/h) | 31.39 mph (50.52 km/h) |
| 35 mph (56.33 km/h) | 36.62 mph (58.94 km/h) |
| 40 mph (64.37 km/h) | 41.85 mph (67.36 km/h) |
| 45 mph (72.42 km/h) | 47.09 mph (75.78 km/h) |
| 50 mph (80.47 km/h) | 52.32 mph (84.2 km/h) |
| 55 mph (88.51 km/h) | 57.55 mph (92.62 km/h) |
| 60 mph (96.56 km/h) | 62.78 mph (101.04 km/h) |
| 65 mph (104.61 km/h) | 68.01 mph (109.46 km/h) |
| 70 mph (112.65 km/h) | 73.24 mph (117.87 km/h) |
| 75 mph (120.7 km/h) | 78.48 mph (126.29 km/h) |
| 80 mph (128.75 km/h) | 83.71 mph (134.71 km/h) |
| 85 mph (136.79 km/h) | 88.94 mph (143.13 km/h) |
| 90 mph (144.84 km/h) | 94.17 mph (151.55 km/h) |
| 95 mph (152.89 km/h) | 99.4 mph (159.97 km/h) |
| 100 mph (160.93 km/h) | 104.63 mph (168.39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
