Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/45-15 | 165/45-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.91 (556.5) | 20.85 (529.5) | -1.06 (-27) -4.9% |
| Width inches (mm) | 7.68 (195) | 6.5 (165) | -1.18 (-30) -15.4% |
| Circum. inches (mm) | 68.83 (1748.3) | 65.49 (1663.47) | -3.34 (-84.82) -4.9% |
| Sidewall Height inches (mm) | 3.45 (87.75) | 2.92 (74.25) | -0.53 (-13.5) -15.4% |
| Revolutions per mile (km) | 920.52 (571.98) | 967.46 (601.15) | 46.94 (29.17) 5.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.03 mph (30.63 km/h) |
| 25 mph (40.23 km/h) | 23.79 mph (38.28 km/h) |
| 30 mph (48.28 km/h) | 28.54 mph (45.94 km/h) |
| 35 mph (56.33 km/h) | 33.3 mph (53.59 km/h) |
| 40 mph (64.37 km/h) | 38.06 mph (61.25 km/h) |
| 45 mph (72.42 km/h) | 42.82 mph (68.91 km/h) |
| 50 mph (80.47 km/h) | 47.57 mph (76.56 km/h) |
| 55 mph (88.51 km/h) | 52.33 mph (84.22 km/h) |
| 60 mph (96.56 km/h) | 57.09 mph (91.88 km/h) |
| 65 mph (104.61 km/h) | 61.85 mph (99.53 km/h) |
| 70 mph (112.65 km/h) | 66.6 mph (107.19 km/h) |
| 75 mph (120.7 km/h) | 71.36 mph (114.84 km/h) |
| 80 mph (128.75 km/h) | 76.12 mph (122.5 km/h) |
| 85 mph (136.79 km/h) | 80.88 mph (130.16 km/h) |
| 90 mph (144.84 km/h) | 85.63 mph (137.81 km/h) |
| 95 mph (152.89 km/h) | 90.39 mph (145.47 km/h) |
| 100 mph (160.93 km/h) | 95.15 mph (153.13 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
