Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-15 | 215/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.57 (624) | 24.62 (625.3) | 0.05 (1.3) 0.2% |
| Width inches (mm) | 5.31 (135) | 8.46 (215) | 3.15 (80) 59.3% |
| Circum. inches (mm) | 77.18 (1960.35) | 77.34 (1964.44) | 0.16 (4.08) 0.2% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 3.81 (96.75) | -0.97 (-24.75) -20.4% |
| Revolutions per mile (km) | 820.95 (510.11) | 819.24 (509.05) | -1.71 (-1.06) -0.2% |
215/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.04 mph (32.25 km/h) |
| 25 mph (40.23 km/h) | 25.05 mph (40.32 km/h) |
| 30 mph (48.28 km/h) | 30.06 mph (48.38 km/h) |
| 35 mph (56.33 km/h) | 35.07 mph (56.44 km/h) |
| 40 mph (64.37 km/h) | 40.08 mph (64.51 km/h) |
| 45 mph (72.42 km/h) | 45.09 mph (72.57 km/h) |
| 50 mph (80.47 km/h) | 50.1 mph (80.63 km/h) |
| 55 mph (88.51 km/h) | 55.11 mph (88.7 km/h) |
| 60 mph (96.56 km/h) | 60.13 mph (96.76 km/h) |
| 65 mph (104.61 km/h) | 65.14 mph (104.83 km/h) |
| 70 mph (112.65 km/h) | 70.15 mph (112.89 km/h) |
| 75 mph (120.7 km/h) | 75.16 mph (120.95 km/h) |
| 80 mph (128.75 km/h) | 80.17 mph (129.02 km/h) |
| 85 mph (136.79 km/h) | 85.18 mph (137.08 km/h) |
| 90 mph (144.84 km/h) | 90.19 mph (145.14 km/h) |
| 95 mph (152.89 km/h) | 95.2 mph (153.21 km/h) |
| 100 mph (160.93 km/h) | 100.21 mph (161.27 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
