Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/70-14 | 185/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.75 (628.6) | 23.47 (596.1) | -1.28 (-32.5) -5.2% |
| Width inches (mm) | 7.68 (195) | 7.28 (185) | -0.39 (-10) -5.1% |
| Circum. inches (mm) | 77.75 (1974.81) | 73.73 (1872.7) | -4.02 (-102.1) -5.2% |
| Sidewall Height inches (mm) | 5.37 (136.5) | 4.73 (120.25) | -0.64 (-16.25) -11.9% |
| Revolutions per mile (km) | 814.94 (506.38) | 859.37 (533.99) | 44.43 (27.61) 5.5% |
185/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.97 mph (30.52 km/h) |
| 25 mph (40.23 km/h) | 23.71 mph (38.15 km/h) |
| 30 mph (48.28 km/h) | 28.45 mph (45.78 km/h) |
| 35 mph (56.33 km/h) | 33.19 mph (53.41 km/h) |
| 40 mph (64.37 km/h) | 37.93 mph (61.05 km/h) |
| 45 mph (72.42 km/h) | 42.67 mph (68.68 km/h) |
| 50 mph (80.47 km/h) | 47.41 mph (76.31 km/h) |
| 55 mph (88.51 km/h) | 52.16 mph (83.94 km/h) |
| 60 mph (96.56 km/h) | 56.9 mph (91.57 km/h) |
| 65 mph (104.61 km/h) | 61.64 mph (99.2 km/h) |
| 70 mph (112.65 km/h) | 66.38 mph (106.83 km/h) |
| 75 mph (120.7 km/h) | 71.12 mph (114.46 km/h) |
| 80 mph (128.75 km/h) | 75.86 mph (122.09 km/h) |
| 85 mph (136.79 km/h) | 80.61 mph (129.72 km/h) |
| 90 mph (144.84 km/h) | 85.35 mph (137.35 km/h) |
| 95 mph (152.89 km/h) | 90.09 mph (144.98 km/h) |
| 100 mph (160.93 km/h) | 94.83 mph (152.61 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 |
Better Fuel Economy Factory Ratios Increased Power
