Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/60-14 | 205/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.74 (577.6) | 23.07 (586) | 0.33 (8.4) 1.5% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 71.44 (1814.58) | 72.48 (1840.97) | 1.04 (26.39) 1.5% |
| Sidewall Height inches (mm) | 4.37 (111) | 4.04 (102.5) | -0.33 (-8.5) -7.7% |
| Revolutions per mile (km) | 886.89 (551.09) | 874.18 (543.19) | -12.71 (-7.9) -1.4% |
205/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.29 mph (32.66 km/h) |
| 25 mph (40.23 km/h) | 25.36 mph (40.82 km/h) |
| 30 mph (48.28 km/h) | 30.44 mph (48.98 km/h) |
| 35 mph (56.33 km/h) | 35.51 mph (57.15 km/h) |
| 40 mph (64.37 km/h) | 40.58 mph (65.31 km/h) |
| 45 mph (72.42 km/h) | 45.65 mph (73.47 km/h) |
| 50 mph (80.47 km/h) | 50.73 mph (81.64 km/h) |
| 55 mph (88.51 km/h) | 55.8 mph (89.8 km/h) |
| 60 mph (96.56 km/h) | 60.87 mph (97.97 km/h) |
| 65 mph (104.61 km/h) | 65.95 mph (106.13 km/h) |
| 70 mph (112.65 km/h) | 71.02 mph (114.29 km/h) |
| 75 mph (120.7 km/h) | 76.09 mph (122.46 km/h) |
| 80 mph (128.75 km/h) | 81.16 mph (130.62 km/h) |
| 85 mph (136.79 km/h) | 86.24 mph (138.78 km/h) |
| 90 mph (144.84 km/h) | 91.31 mph (146.95 km/h) |
| 95 mph (152.89 km/h) | 96.38 mph (155.11 km/h) |
| 100 mph (160.93 km/h) | 101.45 mph (163.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2225 | 2584 | 2783 | 2906 | 3039 | 3133 | 3238 | 3361 | 3531 | 3701 | 3891 | 4042 | 4317 | 4620 | 4856 | 5008 | 5093 | 5405 | 5841 | 6787 |
Better Fuel Economy Factory Ratios Increased Power
