Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/40-17 | 215/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.77 (603.8) | 24.62 (625.3) | 0.85 (21.5) 3.6% |
| Width inches (mm) | 8.46 (215) | 8.46 (215) | 0 (0) 0% |
| Circum. inches (mm) | 74.68 (1896.89) | 77.34 (1964.44) | 2.66 (67.54) 3.6% |
| Sidewall Height inches (mm) | 3.39 (86) | 3.81 (96.75) | 0.42 (10.75) 12.5% |
| Revolutions per mile (km) | 848.41 (527.18) | 819.24 (509.05) | -29.17 (-18.13) -3.4% |
215/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.71 mph (33.33 km/h) |
| 25 mph (40.23 km/h) | 25.89 mph (41.67 km/h) |
| 30 mph (48.28 km/h) | 31.07 mph (50 km/h) |
| 35 mph (56.33 km/h) | 36.25 mph (58.33 km/h) |
| 40 mph (64.37 km/h) | 41.42 mph (66.67 km/h) |
| 45 mph (72.42 km/h) | 46.6 mph (75 km/h) |
| 50 mph (80.47 km/h) | 51.78 mph (83.33 km/h) |
| 55 mph (88.51 km/h) | 56.96 mph (91.67 km/h) |
| 60 mph (96.56 km/h) | 62.14 mph (100 km/h) |
| 65 mph (104.61 km/h) | 67.31 mph (108.33 km/h) |
| 70 mph (112.65 km/h) | 72.49 mph (116.67 km/h) |
| 75 mph (120.7 km/h) | 77.67 mph (125 km/h) |
| 80 mph (128.75 km/h) | 82.85 mph (133.33 km/h) |
| 85 mph (136.79 km/h) | 88.03 mph (141.67 km/h) |
| 90 mph (144.84 km/h) | 93.2 mph (150 km/h) |
| 95 mph (152.89 km/h) | 98.38 mph (158.33 km/h) |
| 100 mph (160.93 km/h) | 103.56 mph (166.67 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
