Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/65-14 | 185/55-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.47 (596.1) | 24.01 (609.9) | 0.54 (13.8) 2.3% |
| Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
| Circum. inches (mm) | 73.73 (1872.7) | 75.44 (1916.06) | 1.71 (43.35) 2.3% |
| Sidewall Height inches (mm) | 4.73 (120.25) | 4.01 (101.75) | -0.73 (-18.5) -15.4% |
| Revolutions per mile (km) | 859.37 (533.99) | 839.92 (521.9) | -19.44 (-12.08) -2.3% |
185/55-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.46 mph (32.93 km/h) |
| 25 mph (40.23 km/h) | 25.58 mph (41.17 km/h) |
| 30 mph (48.28 km/h) | 30.69 mph (49.4 km/h) |
| 35 mph (56.33 km/h) | 35.81 mph (57.63 km/h) |
| 40 mph (64.37 km/h) | 40.93 mph (65.86 km/h) |
| 45 mph (72.42 km/h) | 46.04 mph (74.1 km/h) |
| 50 mph (80.47 km/h) | 51.16 mph (82.33 km/h) |
| 55 mph (88.51 km/h) | 56.27 mph (90.56 km/h) |
| 60 mph (96.56 km/h) | 61.39 mph (98.8 km/h) |
| 65 mph (104.61 km/h) | 66.5 mph (107.03 km/h) |
| 70 mph (112.65 km/h) | 71.62 mph (115.26 km/h) |
| 75 mph (120.7 km/h) | 76.74 mph (123.5 km/h) |
| 80 mph (128.75 km/h) | 81.85 mph (131.73 km/h) |
| 85 mph (136.79 km/h) | 86.97 mph (139.96 km/h) |
| 90 mph (144.84 km/h) | 92.08 mph (148.19 km/h) |
| 95 mph (152.89 km/h) | 97.2 mph (156.43 km/h) |
| 100 mph (160.93 km/h) | 102.32 mph (164.66 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2137 | 2483 | 2674 | 2792 | 2920 | 3011 | 3111 | 3229 | 3393 | 3556 | 3738 | 3884 | 4148 | 4439 | 4666 | 4812 | 4893 | 5194 | 5612 | 6521 |
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