Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/65-14 | 185/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.47 (596.1) | 23.74 (603) | 0.27 (6.9) 1.2% |
| Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
| Circum. inches (mm) | 73.73 (1872.7) | 74.58 (1894.38) | 0.85 (21.68) 1.2% |
| Sidewall Height inches (mm) | 4.73 (120.25) | 4.37 (111) | -0.36 (-9.25) -7.7% |
| Revolutions per mile (km) | 859.37 (533.99) | 849.54 (527.88) | -9.83 (-6.11) -1.1% |
185/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.23 mph (32.56 km/h) |
| 25 mph (40.23 km/h) | 25.29 mph (40.7 km/h) |
| 30 mph (48.28 km/h) | 30.35 mph (48.84 km/h) |
| 35 mph (56.33 km/h) | 35.41 mph (56.98 km/h) |
| 40 mph (64.37 km/h) | 40.46 mph (65.12 km/h) |
| 45 mph (72.42 km/h) | 45.52 mph (73.26 km/h) |
| 50 mph (80.47 km/h) | 50.58 mph (81.4 km/h) |
| 55 mph (88.51 km/h) | 55.64 mph (89.54 km/h) |
| 60 mph (96.56 km/h) | 60.69 mph (97.68 km/h) |
| 65 mph (104.61 km/h) | 65.75 mph (105.82 km/h) |
| 70 mph (112.65 km/h) | 70.81 mph (113.96 km/h) |
| 75 mph (120.7 km/h) | 75.87 mph (122.1 km/h) |
| 80 mph (128.75 km/h) | 80.93 mph (130.24 km/h) |
| 85 mph (136.79 km/h) | 85.98 mph (138.38 km/h) |
| 90 mph (144.84 km/h) | 91.04 mph (146.52 km/h) |
| 95 mph (152.89 km/h) | 96.1 mph (154.66 km/h) |
| 100 mph (160.93 km/h) | 101.16 mph (162.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2162 | 2511 | 2705 | 2824 | 2953 | 3045 | 3146 | 3266 | 3431 | 3597 | 3781 | 3928 | 4195 | 4489 | 4719 | 4867 | 4949 | 5253 | 5676 | 6596 |
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