Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/50-15 | 215/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.46 (596) | 24.31 (617.5) | 0.85 (21.5) 3.6% |
| Width inches (mm) | 8.46 (215) | 8.46 (215) | 0 (0) 0% |
| Circum. inches (mm) | 73.72 (1872.39) | 76.38 (1939.93) | 2.66 (67.54) 3.6% |
| Sidewall Height inches (mm) | 4.23 (107.5) | 4.66 (118.25) | 0.42 (10.75) 10% |
| Revolutions per mile (km) | 859.51 (534.08) | 829.59 (515.48) | -29.93 (-18.6) -3.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.72 mph (33.35 km/h) |
| 25 mph (40.23 km/h) | 25.9 mph (41.69 km/h) |
| 30 mph (48.28 km/h) | 31.08 mph (50.02 km/h) |
| 35 mph (56.33 km/h) | 36.26 mph (58.36 km/h) |
| 40 mph (64.37 km/h) | 41.44 mph (66.7 km/h) |
| 45 mph (72.42 km/h) | 46.62 mph (75.03 km/h) |
| 50 mph (80.47 km/h) | 51.8 mph (83.37 km/h) |
| 55 mph (88.51 km/h) | 56.98 mph (91.71 km/h) |
| 60 mph (96.56 km/h) | 62.16 mph (100.04 km/h) |
| 65 mph (104.61 km/h) | 67.34 mph (108.38 km/h) |
| 70 mph (112.65 km/h) | 72.53 mph (116.72 km/h) |
| 75 mph (120.7 km/h) | 77.71 mph (125.06 km/h) |
| 80 mph (128.75 km/h) | 82.89 mph (133.39 km/h) |
| 85 mph (136.79 km/h) | 88.07 mph (141.73 km/h) |
| 90 mph (144.84 km/h) | 93.25 mph (150.07 km/h) |
| 95 mph (152.89 km/h) | 98.43 mph (158.4 km/h) |
| 100 mph (160.93 km/h) | 103.61 mph (166.74 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2111 | 2453 | 2641 | 2758 | 2884 | 2974 | 3072 | 3189 | 3351 | 3513 | 3692 | 3836 | 4097 | 4384 | 4609 | 4752 | 4833 | 5130 | 5543 | 6441 |
Better Fuel Economy Factory Ratios Increased Power
