Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-14 | 215/45-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.09 (535.6) | 21.62 (549.1) | 0.53 (13.5) 2.5% |
| Width inches (mm) | 8.86 (225) | 8.46 (215) | -0.39 (-10) -4.4% |
| Circum. inches (mm) | 66.25 (1682.64) | 67.92 (1725.05) | 1.67 (42.41) 2.5% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.81 (96.75) | 0.27 (6.75) 7.5% |
| Revolutions per mile (km) | 956.44 (594.3) | 932.93 (579.69) | -23.51 (-14.61) -2.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.5 mph (33 km/h) |
| 25 mph (40.23 km/h) | 25.63 mph (41.25 km/h) |
| 30 mph (48.28 km/h) | 30.76 mph (49.5 km/h) |
| 35 mph (56.33 km/h) | 35.88 mph (57.75 km/h) |
| 40 mph (64.37 km/h) | 41.01 mph (66 km/h) |
| 45 mph (72.42 km/h) | 46.13 mph (74.25 km/h) |
| 50 mph (80.47 km/h) | 51.26 mph (82.5 km/h) |
| 55 mph (88.51 km/h) | 56.39 mph (90.75 km/h) |
| 60 mph (96.56 km/h) | 61.51 mph (98.99 km/h) |
| 65 mph (104.61 km/h) | 66.64 mph (107.24 km/h) |
| 70 mph (112.65 km/h) | 71.76 mph (115.49 km/h) |
| 75 mph (120.7 km/h) | 76.89 mph (123.74 km/h) |
| 80 mph (128.75 km/h) | 82.02 mph (131.99 km/h) |
| 85 mph (136.79 km/h) | 87.14 mph (140.24 km/h) |
| 90 mph (144.84 km/h) | 92.27 mph (148.49 km/h) |
| 95 mph (152.89 km/h) | 97.39 mph (156.74 km/h) |
| 100 mph (160.93 km/h) | 102.52 mph (164.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
