Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/80-19 | 165/70-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.02 (762.6) | 28.09 (713.6) | -1.93 (-49) -6.4% |
| Width inches (mm) | 6.89 (175) | 6.5 (165) | -0.39 (-10) -5.7% |
| Circum. inches (mm) | 94.32 (2395.78) | 88.26 (2241.84) | -6.06 (-153.94) -6.4% |
| Sidewall Height inches (mm) | 5.51 (140) | 4.55 (115.5) | -0.96 (-24.5) -17.5% |
| Revolutions per mile (km) | 671.74 (417.4) | 717.87 (446.06) | 46.13 (28.66) 6.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.71 mph (30.12 km/h) |
| 25 mph (40.23 km/h) | 23.39 mph (37.65 km/h) |
| 30 mph (48.28 km/h) | 28.07 mph (45.18 km/h) |
| 35 mph (56.33 km/h) | 32.75 mph (52.71 km/h) |
| 40 mph (64.37 km/h) | 37.43 mph (60.24 km/h) |
| 45 mph (72.42 km/h) | 42.11 mph (67.77 km/h) |
| 50 mph (80.47 km/h) | 46.79 mph (75.3 km/h) |
| 55 mph (88.51 km/h) | 51.47 mph (82.83 km/h) |
| 60 mph (96.56 km/h) | 56.14 mph (90.36 km/h) |
| 65 mph (104.61 km/h) | 60.82 mph (97.89 km/h) |
| 70 mph (112.65 km/h) | 65.5 mph (105.42 km/h) |
| 75 mph (120.7 km/h) | 70.18 mph (112.95 km/h) |
| 80 mph (128.75 km/h) | 74.86 mph (120.48 km/h) |
| 85 mph (136.79 km/h) | 79.54 mph (128 km/h) |
| 90 mph (144.84 km/h) | 84.22 mph (135.53 km/h) |
| 95 mph (152.89 km/h) | 88.9 mph (143.06 km/h) |
| 100 mph (160.93 km/h) | 93.57 mph (150.59 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1827 | 2122 | 2285 | 2387 | 2495 | 2573 | 2659 | 2760 | 2900 | 3040 | 3195 | 3319 | 3545 | 3794 | 3988 | 4112 | 4182 | 4439 | 4796 | 5574 |
Better Fuel Economy Factory Ratios Increased Power
