Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/45-15 | 195/45-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.56 (547.5) | 21.91 (556.5) | 0.35 (9) 1.6% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 67.72 (1720.02) | 68.83 (1748.3) | 1.11 (28.27) 1.6% |
| Sidewall Height inches (mm) | 3.28 (83.25) | 3.45 (87.75) | 0.18 (4.5) 5.4% |
| Revolutions per mile (km) | 935.65 (581.39) | 920.52 (571.98) | -15.13 (-9.4) -1.6% |
195/45-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.33 mph (32.72 km/h) |
| 25 mph (40.23 km/h) | 25.41 mph (40.9 km/h) |
| 30 mph (48.28 km/h) | 30.49 mph (49.07 km/h) |
| 35 mph (56.33 km/h) | 35.58 mph (57.25 km/h) |
| 40 mph (64.37 km/h) | 40.66 mph (65.43 km/h) |
| 45 mph (72.42 km/h) | 45.74 mph (73.61 km/h) |
| 50 mph (80.47 km/h) | 50.82 mph (81.79 km/h) |
| 55 mph (88.51 km/h) | 55.9 mph (89.97 km/h) |
| 60 mph (96.56 km/h) | 60.99 mph (98.15 km/h) |
| 65 mph (104.61 km/h) | 66.07 mph (106.33 km/h) |
| 70 mph (112.65 km/h) | 71.15 mph (114.51 km/h) |
| 75 mph (120.7 km/h) | 76.23 mph (122.69 km/h) |
| 80 mph (128.75 km/h) | 81.32 mph (130.86 km/h) |
| 85 mph (136.79 km/h) | 86.4 mph (139.04 km/h) |
| 90 mph (144.84 km/h) | 91.48 mph (147.22 km/h) |
| 95 mph (152.89 km/h) | 96.56 mph (155.4 km/h) |
| 100 mph (160.93 km/h) | 101.64 mph (163.58 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
