Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-14 | 225/35-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.09 (535.6) | 20.2 (513.1) | -0.89 (-22.5) -4.2% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 66.25 (1682.64) | 63.46 (1611.95) | -2.78 (-70.69) -4.2% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.1 (78.75) | -0.44 (-11.25) -12.5% |
| Revolutions per mile (km) | 956.44 (594.3) | 998.38 (620.36) | 41.94 (26.06) 4.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.16 mph (30.83 km/h) |
| 25 mph (40.23 km/h) | 23.95 mph (38.54 km/h) |
| 30 mph (48.28 km/h) | 28.74 mph (46.25 km/h) |
| 35 mph (56.33 km/h) | 33.53 mph (53.96 km/h) |
| 40 mph (64.37 km/h) | 38.32 mph (61.67 km/h) |
| 45 mph (72.42 km/h) | 43.11 mph (69.38 km/h) |
| 50 mph (80.47 km/h) | 47.9 mph (77.09 km/h) |
| 55 mph (88.51 km/h) | 52.69 mph (84.8 km/h) |
| 60 mph (96.56 km/h) | 57.48 mph (92.5 km/h) |
| 65 mph (104.61 km/h) | 62.27 mph (100.21 km/h) |
| 70 mph (112.65 km/h) | 67.06 mph (107.92 km/h) |
| 75 mph (120.7 km/h) | 71.85 mph (115.63 km/h) |
| 80 mph (128.75 km/h) | 76.64 mph (123.34 km/h) |
| 85 mph (136.79 km/h) | 81.43 mph (131.05 km/h) |
| 90 mph (144.84 km/h) | 86.22 mph (138.76 km/h) |
| 95 mph (152.89 km/h) | 91.01 mph (146.47 km/h) |
| 100 mph (160.93 km/h) | 95.8 mph (154.17 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
