Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/50-15 | 205/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.89 (556) | 23.07 (586) | 1.18 (30) 5.4% |
| Width inches (mm) | 6.89 (175) | 8.07 (205) | 1.18 (30) 17.1% |
| Circum. inches (mm) | 68.77 (1746.73) | 72.48 (1840.97) | 3.71 (94.25) 5.4% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 4.04 (102.5) | 0.59 (15) 17.1% |
| Revolutions per mile (km) | 921.35 (572.5) | 874.18 (543.19) | -47.17 (-29.31) -5.1% |
205/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.08 mph (33.92 km/h) |
| 25 mph (40.23 km/h) | 26.35 mph (42.4 km/h) |
| 30 mph (48.28 km/h) | 31.62 mph (50.89 km/h) |
| 35 mph (56.33 km/h) | 36.89 mph (59.37 km/h) |
| 40 mph (64.37 km/h) | 42.16 mph (67.85 km/h) |
| 45 mph (72.42 km/h) | 47.43 mph (76.33 km/h) |
| 50 mph (80.47 km/h) | 52.7 mph (84.81 km/h) |
| 55 mph (88.51 km/h) | 57.97 mph (93.29 km/h) |
| 60 mph (96.56 km/h) | 63.24 mph (101.77 km/h) |
| 65 mph (104.61 km/h) | 68.51 mph (110.25 km/h) |
| 70 mph (112.65 km/h) | 73.78 mph (118.73 km/h) |
| 75 mph (120.7 km/h) | 79.05 mph (127.21 km/h) |
| 80 mph (128.75 km/h) | 84.32 mph (135.69 km/h) |
| 85 mph (136.79 km/h) | 89.59 mph (144.18 km/h) |
| 90 mph (144.84 km/h) | 94.86 mph (152.66 km/h) |
| 95 mph (152.89 km/h) | 100.13 mph (161.14 km/h) |
| 100 mph (160.93 km/h) | 105.4 mph (169.62 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
