Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-15 | 215/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.44 (570) | 24.62 (625.3) | 2.18 (55.3) 9.7% |
| Width inches (mm) | 5.31 (135) | 8.46 (215) | 3.15 (80) 59.3% |
| Circum. inches (mm) | 70.5 (1790.71) | 77.34 (1964.44) | 6.84 (173.73) 9.7% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 3.81 (96.75) | 0.09 (2.25) 2.4% |
| Revolutions per mile (km) | 898.72 (558.44) | 819.24 (509.05) | -79.48 (-49.39) -8.8% |
215/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.94 mph (35.31 km/h) |
| 25 mph (40.23 km/h) | 27.43 mph (44.14 km/h) |
| 30 mph (48.28 km/h) | 32.91 mph (52.96 km/h) |
| 35 mph (56.33 km/h) | 38.4 mph (61.79 km/h) |
| 40 mph (64.37 km/h) | 43.88 mph (70.62 km/h) |
| 45 mph (72.42 km/h) | 49.37 mph (79.45 km/h) |
| 50 mph (80.47 km/h) | 54.85 mph (88.27 km/h) |
| 55 mph (88.51 km/h) | 60.34 mph (97.1 km/h) |
| 60 mph (96.56 km/h) | 65.82 mph (105.93 km/h) |
| 65 mph (104.61 km/h) | 71.31 mph (114.76 km/h) |
| 70 mph (112.65 km/h) | 76.79 mph (123.58 km/h) |
| 75 mph (120.7 km/h) | 82.28 mph (132.41 km/h) |
| 80 mph (128.75 km/h) | 87.76 mph (141.24 km/h) |
| 85 mph (136.79 km/h) | 93.25 mph (150.07 km/h) |
| 90 mph (144.84 km/h) | 98.73 mph (158.89 km/h) |
| 95 mph (152.89 km/h) | 104.22 mph (167.72 km/h) |
| 100 mph (160.93 km/h) | 109.7 mph (176.55 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
