Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/55-17 | 245/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.18 (690.3) | 27.61 (701.3) | 0.43 (11) 1.6% |
| Width inches (mm) | 9.25 (235) | 9.65 (245) | 0.39 (10) 4.3% |
| Circum. inches (mm) | 85.38 (2168.64) | 86.74 (2203.2) | 1.36 (34.56) 1.6% |
| Sidewall Height inches (mm) | 5.09 (129.25) | 5.31 (134.75) | 0.22 (5.5) 4.3% |
| Revolutions per mile (km) | 742.1 (461.12) | 730.46 (453.88) | -11.64 (-7.23) -1.6% |
245/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.32 mph (32.7 km/h) |
| 25 mph (40.23 km/h) | 25.4 mph (40.87 km/h) |
| 30 mph (48.28 km/h) | 30.48 mph (49.05 km/h) |
| 35 mph (56.33 km/h) | 35.56 mph (57.22 km/h) |
| 40 mph (64.37 km/h) | 40.64 mph (65.4 km/h) |
| 45 mph (72.42 km/h) | 45.72 mph (73.57 km/h) |
| 50 mph (80.47 km/h) | 50.8 mph (81.75 km/h) |
| 55 mph (88.51 km/h) | 55.88 mph (89.92 km/h) |
| 60 mph (96.56 km/h) | 60.96 mph (98.1 km/h) |
| 65 mph (104.61 km/h) | 66.04 mph (106.27 km/h) |
| 70 mph (112.65 km/h) | 71.12 mph (114.45 km/h) |
| 75 mph (120.7 km/h) | 76.2 mph (122.62 km/h) |
| 80 mph (128.75 km/h) | 81.27 mph (130.8 km/h) |
| 85 mph (136.79 km/h) | 86.35 mph (138.97 km/h) |
| 90 mph (144.84 km/h) | 91.43 mph (147.15 km/h) |
| 95 mph (152.89 km/h) | 96.51 mph (155.32 km/h) |
| 100 mph (160.93 km/h) | 101.59 mph (163.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1859 | 2159 | 2326 | 2428 | 2539 | 2618 | 2705 | 2808 | 2950 | 3093 | 3251 | 3378 | 3607 | 3860 | 4058 | 4184 | 4256 | 4517 | 4881 | 5672 |
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