Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/70-14 | 185/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.09 (586.6) | 23.47 (596.1) | 0.37 (9.5) 1.6% |
| Width inches (mm) | 6.5 (165) | 7.28 (185) | 0.79 (20) 12.1% |
| Circum. inches (mm) | 72.55 (1842.86) | 73.73 (1872.7) | 1.18 (29.85) 1.6% |
| Sidewall Height inches (mm) | 4.55 (115.5) | 4.73 (120.25) | 0.19 (4.75) 4.1% |
| Revolutions per mile (km) | 873.29 (542.63) | 859.37 (533.99) | -13.92 (-8.65) -1.6% |
185/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.32 mph (32.71 km/h) |
| 25 mph (40.23 km/h) | 25.4 mph (40.89 km/h) |
| 30 mph (48.28 km/h) | 30.49 mph (49.06 km/h) |
| 35 mph (56.33 km/h) | 35.57 mph (57.24 km/h) |
| 40 mph (64.37 km/h) | 40.65 mph (65.42 km/h) |
| 45 mph (72.42 km/h) | 45.73 mph (73.59 km/h) |
| 50 mph (80.47 km/h) | 50.81 mph (81.77 km/h) |
| 55 mph (88.51 km/h) | 55.89 mph (89.95 km/h) |
| 60 mph (96.56 km/h) | 60.97 mph (98.12 km/h) |
| 65 mph (104.61 km/h) | 66.05 mph (106.3 km/h) |
| 70 mph (112.65 km/h) | 71.13 mph (114.48 km/h) |
| 75 mph (120.7 km/h) | 76.21 mph (122.66 km/h) |
| 80 mph (128.75 km/h) | 81.3 mph (130.83 km/h) |
| 85 mph (136.79 km/h) | 86.38 mph (139.01 km/h) |
| 90 mph (144.84 km/h) | 91.46 mph (147.19 km/h) |
| 95 mph (152.89 km/h) | 96.54 mph (155.36 km/h) |
| 100 mph (160.93 km/h) | 101.62 mph (163.54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2187 | 2541 | 2736 | 2857 | 2987 | 3080 | 3183 | 3304 | 3471 | 3639 | 3825 | 3974 | 4244 | 4541 | 4774 | 4923 | 5007 | 5314 | 5742 | 6672 |
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