Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/55-12 | 275/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.15 (486.3) | 30.07 (763.9) | 10.93 (277.6) 57.1% |
| Width inches (mm) | 6.5 (165) | 10.83 (275) | 4.33 (110) 66.7% |
| Circum. inches (mm) | 60.15 (1527.76) | 94.48 (2399.86) | 34.33 (872.11) 57.1% |
| Sidewall Height inches (mm) | 3.57 (90.75) | 7.04 (178.75) | 3.46 (88) 97% |
| Revolutions per mile (km) | 1053.4 (654.55) | 670.6 (416.69) | -382.81 (-237.86) -36.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 31.42 mph (50.56 km/h) |
| 25 mph (40.23 km/h) | 39.27 mph (63.2 km/h) |
| 30 mph (48.28 km/h) | 47.13 mph (75.84 km/h) |
| 35 mph (56.33 km/h) | 54.98 mph (88.48 km/h) |
| 40 mph (64.37 km/h) | 62.83 mph (101.12 km/h) |
| 45 mph (72.42 km/h) | 70.69 mph (113.76 km/h) |
| 50 mph (80.47 km/h) | 78.54 mph (126.4 km/h) |
| 55 mph (88.51 km/h) | 86.4 mph (139.04 km/h) |
| 60 mph (96.56 km/h) | 94.25 mph (151.68 km/h) |
| 65 mph (104.61 km/h) | 102.1 mph (164.32 km/h) |
| 70 mph (112.65 km/h) | 109.96 mph (176.96 km/h) |
| 75 mph (120.7 km/h) | 117.81 mph (189.6 km/h) |
| 80 mph (128.75 km/h) | 125.67 mph (202.24 km/h) |
| 85 mph (136.79 km/h) | 133.52 mph (214.88 km/h) |
| 90 mph (144.84 km/h) | 141.38 mph (227.52 km/h) |
| 95 mph (152.89 km/h) | 149.23 mph (240.16 km/h) |
| 100 mph (160.93 km/h) | 157.08 mph (252.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1707 | 1982 | 2135 | 2229 | 2331 | 2404 | 2484 | 2578 | 2709 | 2839 | 2985 | 3101 | 3311 | 3544 | 3725 | 3842 | 3907 | 4147 | 4481 | 5207 |
Better Fuel Economy Factory Ratios Increased Power
