Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-17 | 215/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.09 (611.8) | 24.62 (625.3) | 0.53 (13.5) 2.2% |
| Width inches (mm) | 8.86 (225) | 8.46 (215) | -0.39 (-10) -4.4% |
| Circum. inches (mm) | 75.67 (1922.03) | 77.34 (1964.44) | 1.67 (42.41) 2.2% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.81 (96.75) | 0.27 (6.75) 7.5% |
| Revolutions per mile (km) | 837.32 (520.28) | 819.24 (509.05) | -18.08 (-11.23) -2.2% |
215/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.44 mph (32.9 km/h) |
| 25 mph (40.23 km/h) | 25.55 mph (41.12 km/h) |
| 30 mph (48.28 km/h) | 30.66 mph (49.35 km/h) |
| 35 mph (56.33 km/h) | 35.77 mph (57.57 km/h) |
| 40 mph (64.37 km/h) | 40.88 mph (65.79 km/h) |
| 45 mph (72.42 km/h) | 45.99 mph (74.02 km/h) |
| 50 mph (80.47 km/h) | 51.1 mph (82.24 km/h) |
| 55 mph (88.51 km/h) | 56.21 mph (90.47 km/h) |
| 60 mph (96.56 km/h) | 61.32 mph (98.69 km/h) |
| 65 mph (104.61 km/h) | 66.43 mph (106.92 km/h) |
| 70 mph (112.65 km/h) | 71.54 mph (115.14 km/h) |
| 75 mph (120.7 km/h) | 76.65 mph (123.36 km/h) |
| 80 mph (128.75 km/h) | 81.77 mph (131.59 km/h) |
| 85 mph (136.79 km/h) | 86.88 mph (139.81 km/h) |
| 90 mph (144.84 km/h) | 91.99 mph (148.04 km/h) |
| 95 mph (152.89 km/h) | 97.1 mph (156.26 km/h) |
| 100 mph (160.93 km/h) | 102.21 mph (164.49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2085 | 2422 | 2608 | 2724 | 2848 | 2936 | 3034 | 3149 | 3309 | 3469 | 3646 | 3788 | 4045 | 4329 | 4551 | 4693 | 4773 | 5066 | 5474 | 6361 |
Better Fuel Economy Factory Ratios Increased Power
