Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/45-14 | 185/45-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.91 (531.1) | 20.56 (522.1) | -0.35 (-9) -1.7% |
| Width inches (mm) | 7.68 (195) | 7.28 (185) | -0.39 (-10) -5.1% |
| Circum. inches (mm) | 65.69 (1668.5) | 64.58 (1640.23) | -1.11 (-28.27) -1.7% |
| Sidewall Height inches (mm) | 3.45 (87.75) | 3.28 (83.25) | -0.18 (-4.5) -5.1% |
| Revolutions per mile (km) | 964.55 (599.34) | 981.17 (609.67) | 16.63 (10.33) 1.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.66 mph (31.64 km/h) |
| 25 mph (40.23 km/h) | 24.58 mph (39.55 km/h) |
| 30 mph (48.28 km/h) | 29.49 mph (47.46 km/h) |
| 35 mph (56.33 km/h) | 34.41 mph (55.37 km/h) |
| 40 mph (64.37 km/h) | 39.32 mph (63.28 km/h) |
| 45 mph (72.42 km/h) | 44.24 mph (71.19 km/h) |
| 50 mph (80.47 km/h) | 49.15 mph (79.1 km/h) |
| 55 mph (88.51 km/h) | 54.07 mph (87.01 km/h) |
| 60 mph (96.56 km/h) | 58.98 mph (94.92 km/h) |
| 65 mph (104.61 km/h) | 63.9 mph (102.83 km/h) |
| 70 mph (112.65 km/h) | 68.81 mph (110.75 km/h) |
| 75 mph (120.7 km/h) | 73.73 mph (118.66 km/h) |
| 80 mph (128.75 km/h) | 78.64 mph (126.57 km/h) |
| 85 mph (136.79 km/h) | 83.56 mph (134.48 km/h) |
| 90 mph (144.84 km/h) | 88.47 mph (142.39 km/h) |
| 95 mph (152.89 km/h) | 93.39 mph (150.3 km/h) |
| 100 mph (160.93 km/h) | 98.31 mph (158.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
