Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/55-13 | 195/45-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.01 (533.7) | 21.91 (556.5) | 0.9 (22.8) 4.3% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 66.01 (1676.67) | 68.83 (1748.3) | 2.82 (71.63) 4.3% |
| Sidewall Height inches (mm) | 4.01 (101.75) | 3.45 (87.75) | -0.55 (-14) -13.8% |
| Revolutions per mile (km) | 959.85 (596.42) | 920.52 (571.98) | -39.33 (-24.44) -4.1% |
195/45-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.85 mph (33.56 km/h) |
| 25 mph (40.23 km/h) | 26.07 mph (41.95 km/h) |
| 30 mph (48.28 km/h) | 31.28 mph (50.34 km/h) |
| 35 mph (56.33 km/h) | 36.5 mph (58.73 km/h) |
| 40 mph (64.37 km/h) | 41.71 mph (67.12 km/h) |
| 45 mph (72.42 km/h) | 46.92 mph (75.51 km/h) |
| 50 mph (80.47 km/h) | 52.14 mph (83.9 km/h) |
| 55 mph (88.51 km/h) | 57.35 mph (92.3 km/h) |
| 60 mph (96.56 km/h) | 62.56 mph (100.69 km/h) |
| 65 mph (104.61 km/h) | 67.78 mph (109.08 km/h) |
| 70 mph (112.65 km/h) | 72.99 mph (117.47 km/h) |
| 75 mph (120.7 km/h) | 78.2 mph (125.86 km/h) |
| 80 mph (128.75 km/h) | 83.42 mph (134.25 km/h) |
| 85 mph (136.79 km/h) | 88.63 mph (142.64 km/h) |
| 90 mph (144.84 km/h) | 93.84 mph (151.03 km/h) |
| 95 mph (152.89 km/h) | 99.06 mph (159.42 km/h) |
| 100 mph (160.93 km/h) | 104.27 mph (167.81 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
