Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/55-17 | 205/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.31 (668.3) | 24.26 (616.3) | -2.05 (-52) -7.8% |
| Width inches (mm) | 8.46 (215) | 8.07 (205) | -0.39 (-10) -4.7% |
| Circum. inches (mm) | 82.66 (2099.53) | 76.23 (1936.16) | -6.43 (-163.36) -7.8% |
| Sidewall Height inches (mm) | 4.66 (118.25) | 3.63 (92.25) | -1.02 (-26) -22% |
| Revolutions per mile (km) | 766.53 (476.3) | 831.2 (516.48) | 64.68 (40.19) 8.4% |
205/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.44 mph (29.68 km/h) |
| 25 mph (40.23 km/h) | 23.05 mph (37.1 km/h) |
| 30 mph (48.28 km/h) | 27.67 mph (44.52 km/h) |
| 35 mph (56.33 km/h) | 32.28 mph (51.94 km/h) |
| 40 mph (64.37 km/h) | 36.89 mph (59.36 km/h) |
| 45 mph (72.42 km/h) | 41.5 mph (66.79 km/h) |
| 50 mph (80.47 km/h) | 46.11 mph (74.21 km/h) |
| 55 mph (88.51 km/h) | 50.72 mph (81.63 km/h) |
| 60 mph (96.56 km/h) | 55.33 mph (89.05 km/h) |
| 65 mph (104.61 km/h) | 59.94 mph (96.47 km/h) |
| 70 mph (112.65 km/h) | 64.55 mph (103.89 km/h) |
| 75 mph (120.7 km/h) | 69.16 mph (111.31 km/h) |
| 80 mph (128.75 km/h) | 73.78 mph (118.73 km/h) |
| 85 mph (136.79 km/h) | 78.39 mph (126.15 km/h) |
| 90 mph (144.84 km/h) | 83 mph (133.57 km/h) |
| 95 mph (152.89 km/h) | 87.61 mph (140.99 km/h) |
| 100 mph (160.93 km/h) | 92.22 mph (148.41 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2115 | 2457 | 2646 | 2763 | 2889 | 2979 | 3078 | 3195 | 3357 | 3519 | 3699 | 3843 | 4104 | 4393 | 4618 | 4762 | 4843 | 5140 | 5554 | 6454 |
Better Fuel Economy Factory Ratios Increased Power
