Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/45-15 | 195/55-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.2 (538.5) | 23.44 (595.5) | 2.24 (57) 10.6% |
| Width inches (mm) | 6.89 (175) | 7.68 (195) | 0.79 (20) 11.4% |
| Circum. inches (mm) | 66.6 (1691.75) | 73.65 (1870.82) | 7.05 (179.07) 10.6% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 4.22 (107.25) | 1.12 (28.5) 36.2% |
| Revolutions per mile (km) | 951.29 (591.1) | 860.24 (534.52) | -91.06 (-56.58) -9.6% |
195/55-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.12 mph (35.59 km/h) |
| 25 mph (40.23 km/h) | 27.65 mph (44.49 km/h) |
| 30 mph (48.28 km/h) | 33.18 mph (53.39 km/h) |
| 35 mph (56.33 km/h) | 38.7 mph (62.29 km/h) |
| 40 mph (64.37 km/h) | 44.23 mph (71.19 km/h) |
| 45 mph (72.42 km/h) | 49.76 mph (80.09 km/h) |
| 50 mph (80.47 km/h) | 55.29 mph (88.98 km/h) |
| 55 mph (88.51 km/h) | 60.82 mph (97.88 km/h) |
| 60 mph (96.56 km/h) | 66.35 mph (106.78 km/h) |
| 65 mph (104.61 km/h) | 71.88 mph (115.68 km/h) |
| 70 mph (112.65 km/h) | 77.41 mph (124.58 km/h) |
| 75 mph (120.7 km/h) | 82.94 mph (133.48 km/h) |
| 80 mph (128.75 km/h) | 88.47 mph (142.38 km/h) |
| 85 mph (136.79 km/h) | 94 mph (151.27 km/h) |
| 90 mph (144.84 km/h) | 99.53 mph (160.17 km/h) |
| 95 mph (152.89 km/h) | 105.06 mph (169.07 km/h) |
| 100 mph (160.93 km/h) | 110.58 mph (177.97 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
