Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/30-14 | 215/50-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.31 (490.6) | 22.46 (570.6) | 3.15 (80) 16.3% |
| Width inches (mm) | 8.86 (225) | 8.46 (215) | -0.39 (-10) -4.4% |
| Circum. inches (mm) | 60.68 (1541.27) | 70.57 (1792.59) | 9.89 (251.33) 16.3% |
| Sidewall Height inches (mm) | 2.66 (67.5) | 4.23 (107.5) | 1.57 (40) 59.3% |
| Revolutions per mile (km) | 1044.17 (648.82) | 897.77 (557.85) | -146.4 (-90.97) -14% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.26 mph (37.44 km/h) |
| 25 mph (40.23 km/h) | 29.08 mph (46.79 km/h) |
| 30 mph (48.28 km/h) | 34.89 mph (56.15 km/h) |
| 35 mph (56.33 km/h) | 40.71 mph (65.51 km/h) |
| 40 mph (64.37 km/h) | 46.52 mph (74.87 km/h) |
| 45 mph (72.42 km/h) | 52.34 mph (84.23 km/h) |
| 50 mph (80.47 km/h) | 58.15 mph (93.59 km/h) |
| 55 mph (88.51 km/h) | 63.97 mph (102.95 km/h) |
| 60 mph (96.56 km/h) | 69.78 mph (112.31 km/h) |
| 65 mph (104.61 km/h) | 75.6 mph (121.67 km/h) |
| 70 mph (112.65 km/h) | 81.41 mph (131.02 km/h) |
| 75 mph (120.7 km/h) | 87.23 mph (140.38 km/h) |
| 80 mph (128.75 km/h) | 93.05 mph (149.74 km/h) |
| 85 mph (136.79 km/h) | 98.86 mph (159.1 km/h) |
| 90 mph (144.84 km/h) | 104.68 mph (168.46 km/h) |
| 95 mph (152.89 km/h) | 110.49 mph (177.82 km/h) |
| 100 mph (160.93 km/h) | 116.31 mph (187.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2285 | 2654 | 2858 | 2985 | 3121 | 3218 | 3325 | 3451 | 3626 | 3801 | 3996 | 4151 | 4433 | 4744 | 4987 | 5143 | 5230 | 5551 | 5998 | 6971 |
Better Fuel Economy Factory Ratios Increased Power
