Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/70-19 | 195/55-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.54 (699.6) | 28.44 (722.5) | 0.9 (22.9) 3.3% |
| Width inches (mm) | 6.1 (155) | 7.68 (195) | 1.57 (40) 25.8% |
| Circum. inches (mm) | 86.53 (2197.86) | 89.36 (2269.8) | 2.83 (71.94) 3.3% |
| Sidewall Height inches (mm) | 4.27 (108.5) | 4.22 (107.25) | -0.05 (-1.25) -1.2% |
| Revolutions per mile (km) | 732.23 (454.99) | 709.02 (440.57) | -23.21 (-14.42) -3.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.65 mph (33.24 km/h) |
| 25 mph (40.23 km/h) | 25.82 mph (41.55 km/h) |
| 30 mph (48.28 km/h) | 30.98 mph (49.86 km/h) |
| 35 mph (56.33 km/h) | 36.15 mph (58.17 km/h) |
| 40 mph (64.37 km/h) | 41.31 mph (66.48 km/h) |
| 45 mph (72.42 km/h) | 46.47 mph (74.79 km/h) |
| 50 mph (80.47 km/h) | 51.64 mph (83.1 km/h) |
| 55 mph (88.51 km/h) | 56.8 mph (91.41 km/h) |
| 60 mph (96.56 km/h) | 61.96 mph (99.72 km/h) |
| 65 mph (104.61 km/h) | 67.13 mph (108.03 km/h) |
| 70 mph (112.65 km/h) | 72.29 mph (116.34 km/h) |
| 75 mph (120.7 km/h) | 77.45 mph (124.65 km/h) |
| 80 mph (128.75 km/h) | 82.62 mph (132.96 km/h) |
| 85 mph (136.79 km/h) | 87.78 mph (141.27 km/h) |
| 90 mph (144.84 km/h) | 92.95 mph (149.58 km/h) |
| 95 mph (152.89 km/h) | 98.11 mph (157.89 km/h) |
| 100 mph (160.93 km/h) | 103.27 mph (166.2 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
