Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/45-15 | 215/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.62 (574.5) | 23.46 (596) | 0.85 (21.5) 3.7% |
| Width inches (mm) | 8.46 (215) | 8.46 (215) | 0 (0) 0% |
| Circum. inches (mm) | 71.06 (1804.84) | 73.72 (1872.39) | 2.66 (67.54) 3.7% |
| Sidewall Height inches (mm) | 3.81 (96.75) | 4.23 (107.5) | 0.42 (10.75) 11.1% |
| Revolutions per mile (km) | 891.68 (554.06) | 859.51 (534.08) | -32.17 (-19.99) -3.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.75 mph (33.39 km/h) |
| 25 mph (40.23 km/h) | 25.94 mph (41.74 km/h) |
| 30 mph (48.28 km/h) | 31.12 mph (50.09 km/h) |
| 35 mph (56.33 km/h) | 36.31 mph (58.44 km/h) |
| 40 mph (64.37 km/h) | 41.5 mph (66.78 km/h) |
| 45 mph (72.42 km/h) | 46.68 mph (75.13 km/h) |
| 50 mph (80.47 km/h) | 51.87 mph (83.48 km/h) |
| 55 mph (88.51 km/h) | 57.06 mph (91.83 km/h) |
| 60 mph (96.56 km/h) | 62.25 mph (100.17 km/h) |
| 65 mph (104.61 km/h) | 67.43 mph (108.52 km/h) |
| 70 mph (112.65 km/h) | 72.62 mph (116.87 km/h) |
| 75 mph (120.7 km/h) | 77.81 mph (125.22 km/h) |
| 80 mph (128.75 km/h) | 82.99 mph (133.57 km/h) |
| 85 mph (136.79 km/h) | 88.18 mph (141.91 km/h) |
| 90 mph (144.84 km/h) | 93.37 mph (150.26 km/h) |
| 95 mph (152.89 km/h) | 98.56 mph (158.61 km/h) |
| 100 mph (160.93 km/h) | 103.74 mph (166.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2187 | 2541 | 2736 | 2857 | 2988 | 3081 | 3183 | 3304 | 3472 | 3639 | 3825 | 3974 | 4244 | 4542 | 4775 | 4924 | 5008 | 5315 | 5743 | 6674 |
Better Fuel Economy Factory Ratios Increased Power
