Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/55-15 | 175/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.15 (562.5) | 22.58 (573.5) | 0.43 (11) 2% |
| Width inches (mm) | 6.5 (165) | 6.89 (175) | 0.39 (10) 6.1% |
| Circum. inches (mm) | 69.57 (1767.15) | 70.93 (1801.7) | 1.36 (34.56) 2% |
| Sidewall Height inches (mm) | 3.57 (90.75) | 3.79 (96.25) | 0.22 (5.5) 6.1% |
| Revolutions per mile (km) | 910.7 (565.88) | 893.23 (555.03) | -17.47 (-10.85) -1.9% |
175/55-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.39 mph (32.82 km/h) |
| 25 mph (40.23 km/h) | 25.49 mph (41.02 km/h) |
| 30 mph (48.28 km/h) | 30.59 mph (49.22 km/h) |
| 35 mph (56.33 km/h) | 35.68 mph (57.43 km/h) |
| 40 mph (64.37 km/h) | 40.78 mph (65.63 km/h) |
| 45 mph (72.42 km/h) | 45.88 mph (73.84 km/h) |
| 50 mph (80.47 km/h) | 50.98 mph (82.04 km/h) |
| 55 mph (88.51 km/h) | 56.08 mph (90.25 km/h) |
| 60 mph (96.56 km/h) | 61.17 mph (98.45 km/h) |
| 65 mph (104.61 km/h) | 66.27 mph (106.65 km/h) |
| 70 mph (112.65 km/h) | 71.37 mph (114.86 km/h) |
| 75 mph (120.7 km/h) | 76.47 mph (123.06 km/h) |
| 80 mph (128.75 km/h) | 81.56 mph (131.27 km/h) |
| 85 mph (136.79 km/h) | 86.66 mph (139.47 km/h) |
| 90 mph (144.84 km/h) | 91.76 mph (147.67 km/h) |
| 95 mph (152.89 km/h) | 96.86 mph (155.88 km/h) |
| 100 mph (160.93 km/h) | 101.96 mph (164.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2273 | 2641 | 2844 | 2970 | 3105 | 3202 | 3308 | 3434 | 3608 | 3782 | 3976 | 4130 | 4411 | 4720 | 4962 | 5117 | 5204 | 5523 | 5968 | 6935 |
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