Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/40-15 | 245/25-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.77 (553) | 21.82 (554.3) | 0.05 (1.3) 0.2% |
| Width inches (mm) | 8.46 (215) | 9.65 (245) | 1.18 (30) 14% |
| Circum. inches (mm) | 68.4 (1737.3) | 68.56 (1741.38) | 0.16 (4.08) 0.2% |
| Sidewall Height inches (mm) | 3.39 (86) | 2.41 (61.25) | -0.97 (-24.75) -28.8% |
| Revolutions per mile (km) | 926.35 (575.6) | 924.17 (574.25) | -2.17 (-1.35) -0.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.05 mph (32.26 km/h) |
| 25 mph (40.23 km/h) | 25.06 mph (40.33 km/h) |
| 30 mph (48.28 km/h) | 30.07 mph (48.39 km/h) |
| 35 mph (56.33 km/h) | 35.08 mph (56.46 km/h) |
| 40 mph (64.37 km/h) | 40.09 mph (64.53 km/h) |
| 45 mph (72.42 km/h) | 45.11 mph (72.59 km/h) |
| 50 mph (80.47 km/h) | 50.12 mph (80.66 km/h) |
| 55 mph (88.51 km/h) | 55.13 mph (88.72 km/h) |
| 60 mph (96.56 km/h) | 60.14 mph (96.79 km/h) |
| 65 mph (104.61 km/h) | 65.15 mph (104.85 km/h) |
| 70 mph (112.65 km/h) | 70.16 mph (112.92 km/h) |
| 75 mph (120.7 km/h) | 75.18 mph (120.98 km/h) |
| 80 mph (128.75 km/h) | 80.19 mph (129.05 km/h) |
| 85 mph (136.79 km/h) | 85.2 mph (137.12 km/h) |
| 90 mph (144.84 km/h) | 90.21 mph (145.18 km/h) |
| 95 mph (152.89 km/h) | 95.22 mph (153.25 km/h) |
| 100 mph (160.93 km/h) | 100.24 mph (161.31 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
