Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/50-14 | 195/45-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.28 (540.6) | 20.91 (531.1) | -0.37 (-9.5) -1.8% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 66.86 (1698.34) | 65.69 (1668.5) | -1.18 (-29.85) -1.8% |
| Sidewall Height inches (mm) | 3.64 (92.5) | 3.45 (87.75) | -0.19 (-4.75) -5.1% |
| Revolutions per mile (km) | 947.6 (588.81) | 964.55 (599.34) | 16.95 (10.53) 1.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.65 mph (31.62 km/h) |
| 25 mph (40.23 km/h) | 24.56 mph (39.53 km/h) |
| 30 mph (48.28 km/h) | 29.47 mph (47.43 km/h) |
| 35 mph (56.33 km/h) | 34.38 mph (55.34 km/h) |
| 40 mph (64.37 km/h) | 39.3 mph (63.24 km/h) |
| 45 mph (72.42 km/h) | 44.21 mph (71.15 km/h) |
| 50 mph (80.47 km/h) | 49.12 mph (79.05 km/h) |
| 55 mph (88.51 km/h) | 54.03 mph (86.96 km/h) |
| 60 mph (96.56 km/h) | 58.95 mph (94.86 km/h) |
| 65 mph (104.61 km/h) | 63.86 mph (102.77 km/h) |
| 70 mph (112.65 km/h) | 68.77 mph (110.67 km/h) |
| 75 mph (120.7 km/h) | 73.68 mph (118.58 km/h) |
| 80 mph (128.75 km/h) | 78.59 mph (126.49 km/h) |
| 85 mph (136.79 km/h) | 83.51 mph (134.39 km/h) |
| 90 mph (144.84 km/h) | 88.42 mph (142.3 km/h) |
| 95 mph (152.89 km/h) | 93.33 mph (150.2 km/h) |
| 100 mph (160.93 km/h) | 98.24 mph (158.11 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
