Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/45-15 | 220/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.62 (574.5) | 23.66 (601) | 1.04 (26.5) 4.6% |
| Width inches (mm) | 8.46 (215) | 8.66 (220) | 0.2 (5) 2.3% |
| Circum. inches (mm) | 71.06 (1804.84) | 74.33 (1888.1) | 3.28 (83.25) 4.6% |
| Sidewall Height inches (mm) | 3.81 (96.75) | 4.33 (110) | 0.52 (13.25) 13.7% |
| Revolutions per mile (km) | 891.68 (554.06) | 852.36 (529.63) | -39.32 (-24.43) -4.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.92 mph (33.67 km/h) |
| 25 mph (40.23 km/h) | 26.15 mph (42.09 km/h) |
| 30 mph (48.28 km/h) | 31.38 mph (50.51 km/h) |
| 35 mph (56.33 km/h) | 36.61 mph (58.93 km/h) |
| 40 mph (64.37 km/h) | 41.85 mph (67.34 km/h) |
| 45 mph (72.42 km/h) | 47.08 mph (75.76 km/h) |
| 50 mph (80.47 km/h) | 52.31 mph (84.18 km/h) |
| 55 mph (88.51 km/h) | 57.54 mph (92.6 km/h) |
| 60 mph (96.56 km/h) | 62.77 mph (101.01 km/h) |
| 65 mph (104.61 km/h) | 68 mph (109.43 km/h) |
| 70 mph (112.65 km/h) | 73.23 mph (117.85 km/h) |
| 75 mph (120.7 km/h) | 78.46 mph (126.27 km/h) |
| 80 mph (128.75 km/h) | 83.69 mph (134.69 km/h) |
| 85 mph (136.79 km/h) | 88.92 mph (143.1 km/h) |
| 90 mph (144.84 km/h) | 94.15 mph (151.52 km/h) |
| 95 mph (152.89 km/h) | 99.38 mph (159.94 km/h) |
| 100 mph (160.93 km/h) | 104.61 mph (168.36 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2169 | 2520 | 2714 | 2834 | 2963 | 3055 | 3157 | 3277 | 3443 | 3609 | 3794 | 3941 | 4209 | 4504 | 4735 | 4883 | 4966 | 5270 | 5695 | 6618 |
Better Fuel Economy Factory Ratios Increased Power
