Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/80-13 | 205/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.65 (626.2) | 24.69 (627) | 0.03 (0.8) 0.1% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 77.45 (1967.27) | 77.55 (1969.78) | 0.1 (2.51) 0.1% |
| Sidewall Height inches (mm) | 5.83 (148) | 4.84 (123) | -0.98 (-25) -16.9% |
| Revolutions per mile (km) | 818.06 (508.32) | 817.02 (507.67) | -1.04 (-0.65) -0.1% |
205/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.03 mph (32.23 km/h) |
| 25 mph (40.23 km/h) | 25.03 mph (40.29 km/h) |
| 30 mph (48.28 km/h) | 30.04 mph (48.34 km/h) |
| 35 mph (56.33 km/h) | 35.04 mph (56.4 km/h) |
| 40 mph (64.37 km/h) | 40.05 mph (64.46 km/h) |
| 45 mph (72.42 km/h) | 45.06 mph (72.51 km/h) |
| 50 mph (80.47 km/h) | 50.06 mph (80.57 km/h) |
| 55 mph (88.51 km/h) | 55.07 mph (88.63 km/h) |
| 60 mph (96.56 km/h) | 60.08 mph (96.68 km/h) |
| 65 mph (104.61 km/h) | 65.08 mph (104.74 km/h) |
| 70 mph (112.65 km/h) | 70.09 mph (112.8 km/h) |
| 75 mph (120.7 km/h) | 75.1 mph (120.86 km/h) |
| 80 mph (128.75 km/h) | 80.1 mph (128.91 km/h) |
| 85 mph (136.79 km/h) | 85.11 mph (136.97 km/h) |
| 90 mph (144.84 km/h) | 90.11 mph (145.03 km/h) |
| 95 mph (152.89 km/h) | 95.12 mph (153.08 km/h) |
| 100 mph (160.93 km/h) | 100.13 mph (161.14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2079 | 2415 | 2601 | 2716 | 2840 | 2929 | 3026 | 3141 | 3300 | 3459 | 3636 | 3778 | 4034 | 4318 | 4539 | 4680 | 4760 | 5052 | 5459 | 6344 |
Better Fuel Economy Factory Ratios Increased Power
