Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/60-20 | 195/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.8 (706) | 28.44 (722.5) | 0.65 (16.5) 2.3% |
| Width inches (mm) | 6.5 (165) | 7.68 (195) | 1.18 (30) 18.2% |
| Circum. inches (mm) | 87.32 (2217.96) | 89.36 (2269.8) | 2.04 (51.84) 2.3% |
| Sidewall Height inches (mm) | 3.9 (99) | 4.22 (107.25) | 0.32 (8.25) 8.3% |
| Revolutions per mile (km) | 725.6 (450.86) | 709.02 (440.57) | -16.57 (-10.3) -2.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.47 mph (32.94 km/h) |
| 25 mph (40.23 km/h) | 25.58 mph (41.17 km/h) |
| 30 mph (48.28 km/h) | 30.7 mph (49.41 km/h) |
| 35 mph (56.33 km/h) | 35.82 mph (57.64 km/h) |
| 40 mph (64.37 km/h) | 40.93 mph (65.88 km/h) |
| 45 mph (72.42 km/h) | 46.05 mph (74.11 km/h) |
| 50 mph (80.47 km/h) | 51.17 mph (82.35 km/h) |
| 55 mph (88.51 km/h) | 56.29 mph (90.58 km/h) |
| 60 mph (96.56 km/h) | 61.4 mph (98.82 km/h) |
| 65 mph (104.61 km/h) | 66.52 mph (107.05 km/h) |
| 70 mph (112.65 km/h) | 71.64 mph (115.29 km/h) |
| 75 mph (120.7 km/h) | 76.75 mph (123.52 km/h) |
| 80 mph (128.75 km/h) | 81.87 mph (131.76 km/h) |
| 85 mph (136.79 km/h) | 86.99 mph (139.99 km/h) |
| 90 mph (144.84 km/h) | 92.1 mph (148.23 km/h) |
| 95 mph (152.89 km/h) | 97.22 mph (156.46 km/h) |
| 100 mph (160.93 km/h) | 102.34 mph (164.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1804 | 2096 | 2257 | 2357 | 2465 | 2541 | 2626 | 2726 | 2864 | 3002 | 3156 | 3279 | 3501 | 3747 | 3939 | 4062 | 4131 | 4384 | 4737 | 5505 |
Better Fuel Economy Factory Ratios Increased Power
