Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/45-17 | 215/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.33 (643.3) | 26.31 (668.3) | 0.98 (25) 3.9% |
| Width inches (mm) | 9.25 (235) | 8.46 (215) | -0.79 (-20) -8.5% |
| Circum. inches (mm) | 79.57 (2020.99) | 82.66 (2099.53) | 3.09 (78.54) 3.9% |
| Sidewall Height inches (mm) | 4.16 (105.75) | 4.66 (118.25) | 0.49 (12.5) 11.8% |
| Revolutions per mile (km) | 796.32 (494.81) | 766.53 (476.3) | -29.79 (-18.51) -3.7% |
215/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.78 mph (33.44 km/h) |
| 25 mph (40.23 km/h) | 25.97 mph (41.8 km/h) |
| 30 mph (48.28 km/h) | 31.17 mph (50.16 km/h) |
| 35 mph (56.33 km/h) | 36.36 mph (58.52 km/h) |
| 40 mph (64.37 km/h) | 41.55 mph (66.88 km/h) |
| 45 mph (72.42 km/h) | 46.75 mph (75.24 km/h) |
| 50 mph (80.47 km/h) | 51.94 mph (83.59 km/h) |
| 55 mph (88.51 km/h) | 57.14 mph (91.95 km/h) |
| 60 mph (96.56 km/h) | 62.33 mph (100.31 km/h) |
| 65 mph (104.61 km/h) | 67.53 mph (108.67 km/h) |
| 70 mph (112.65 km/h) | 72.72 mph (117.03 km/h) |
| 75 mph (120.7 km/h) | 77.91 mph (125.39 km/h) |
| 80 mph (128.75 km/h) | 83.11 mph (133.75 km/h) |
| 85 mph (136.79 km/h) | 88.3 mph (142.11 km/h) |
| 90 mph (144.84 km/h) | 93.5 mph (150.47 km/h) |
| 95 mph (152.89 km/h) | 98.69 mph (158.83 km/h) |
| 100 mph (160.93 km/h) | 103.89 mph (167.19 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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