Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/45-17 | 215/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.97 (634.3) | 26.31 (668.3) | 1.34 (34) 5.4% |
| Width inches (mm) | 8.86 (225) | 8.46 (215) | -0.39 (-10) -4.4% |
| Circum. inches (mm) | 78.45 (1992.71) | 82.66 (2099.53) | 4.21 (106.81) 5.4% |
| Sidewall Height inches (mm) | 3.99 (101.25) | 4.66 (118.25) | 0.67 (17) 16.8% |
| Revolutions per mile (km) | 807.61 (501.83) | 766.53 (476.3) | -41.09 (-25.53) -5.1% |
215/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.07 mph (33.91 km/h) |
| 25 mph (40.23 km/h) | 26.34 mph (42.39 km/h) |
| 30 mph (48.28 km/h) | 31.61 mph (50.87 km/h) |
| 35 mph (56.33 km/h) | 36.88 mph (59.35 km/h) |
| 40 mph (64.37 km/h) | 42.14 mph (67.82 km/h) |
| 45 mph (72.42 km/h) | 47.41 mph (76.3 km/h) |
| 50 mph (80.47 km/h) | 52.68 mph (84.78 km/h) |
| 55 mph (88.51 km/h) | 57.95 mph (93.26 km/h) |
| 60 mph (96.56 km/h) | 63.22 mph (101.74 km/h) |
| 65 mph (104.61 km/h) | 68.48 mph (110.21 km/h) |
| 70 mph (112.65 km/h) | 73.75 mph (118.69 km/h) |
| 75 mph (120.7 km/h) | 79.02 mph (127.17 km/h) |
| 80 mph (128.75 km/h) | 84.29 mph (135.65 km/h) |
| 85 mph (136.79 km/h) | 89.56 mph (144.13 km/h) |
| 90 mph (144.84 km/h) | 94.82 mph (152.61 km/h) |
| 95 mph (152.89 km/h) | 100.09 mph (161.08 km/h) |
| 100 mph (160.93 km/h) | 105.36 mph (169.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1951 | 2266 | 2440 | 2548 | 2665 | 2748 | 2839 | 2947 | 3096 | 3246 | 3412 | 3544 | 3785 | 4051 | 4258 | 4391 | 4466 | 4740 | 5122 | 5952 |
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