Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/45-15 | 195/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.56 (547.5) | 23.44 (595.5) | 1.89 (48) 8.8% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 67.72 (1720.02) | 73.65 (1870.82) | 5.94 (150.8) 8.8% |
| Sidewall Height inches (mm) | 3.28 (83.25) | 4.22 (107.25) | 0.94 (24) 28.8% |
| Revolutions per mile (km) | 935.65 (581.39) | 860.24 (534.52) | -75.42 (-46.86) -8.1% |
195/55-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.75 mph (35.01 km/h) |
| 25 mph (40.23 km/h) | 27.19 mph (43.76 km/h) |
| 30 mph (48.28 km/h) | 32.63 mph (52.51 km/h) |
| 35 mph (56.33 km/h) | 38.07 mph (61.27 km/h) |
| 40 mph (64.37 km/h) | 43.51 mph (70.02 km/h) |
| 45 mph (72.42 km/h) | 48.95 mph (78.77 km/h) |
| 50 mph (80.47 km/h) | 54.38 mph (87.52 km/h) |
| 55 mph (88.51 km/h) | 59.82 mph (96.27 km/h) |
| 60 mph (96.56 km/h) | 65.26 mph (105.03 km/h) |
| 65 mph (104.61 km/h) | 70.7 mph (113.78 km/h) |
| 70 mph (112.65 km/h) | 76.14 mph (122.53 km/h) |
| 75 mph (120.7 km/h) | 81.58 mph (131.28 km/h) |
| 80 mph (128.75 km/h) | 87.01 mph (140.04 km/h) |
| 85 mph (136.79 km/h) | 92.45 mph (148.79 km/h) |
| 90 mph (144.84 km/h) | 97.89 mph (157.54 km/h) |
| 95 mph (152.89 km/h) | 103.33 mph (166.29 km/h) |
| 100 mph (160.93 km/h) | 108.77 mph (175.04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2189 | 2543 | 2739 | 2860 | 2990 | 3083 | 3186 | 3307 | 3475 | 3642 | 3829 | 3978 | 4248 | 4546 | 4779 | 4928 | 5012 | 5319 | 5748 | 6679 |
Better Fuel Economy Factory Ratios Increased Power
