Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/60-19 | 185/55-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.27 (692.6) | 27.01 (686.1) | -0.26 (-6.5) -0.9% |
| Width inches (mm) | 6.89 (175) | 7.28 (185) | 0.39 (10) 5.7% |
| Circum. inches (mm) | 85.66 (2175.87) | 84.86 (2155.45) | -0.8 (-20.42) -0.9% |
| Sidewall Height inches (mm) | 4.13 (105) | 4.01 (101.75) | -0.13 (-3.25) -3.1% |
| Revolutions per mile (km) | 739.63 (459.59) | 746.64 (463.94) | 7.01 (4.35) 0.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.81 mph (31.88 km/h) |
| 25 mph (40.23 km/h) | 24.77 mph (39.86 km/h) |
| 30 mph (48.28 km/h) | 29.72 mph (47.83 km/h) |
| 35 mph (56.33 km/h) | 34.67 mph (55.8 km/h) |
| 40 mph (64.37 km/h) | 39.62 mph (63.77 km/h) |
| 45 mph (72.42 km/h) | 44.58 mph (71.74 km/h) |
| 50 mph (80.47 km/h) | 49.53 mph (79.71 km/h) |
| 55 mph (88.51 km/h) | 54.48 mph (87.68 km/h) |
| 60 mph (96.56 km/h) | 59.44 mph (95.65 km/h) |
| 65 mph (104.61 km/h) | 64.39 mph (103.63 km/h) |
| 70 mph (112.65 km/h) | 69.34 mph (111.6 km/h) |
| 75 mph (120.7 km/h) | 74.3 mph (119.57 km/h) |
| 80 mph (128.75 km/h) | 79.25 mph (127.54 km/h) |
| 85 mph (136.79 km/h) | 84.2 mph (135.51 km/h) |
| 90 mph (144.84 km/h) | 89.16 mph (143.48 km/h) |
| 95 mph (152.89 km/h) | 94.11 mph (151.45 km/h) |
| 100 mph (160.93 km/h) | 99.06 mph (159.42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1900 | 2207 | 2377 | 2482 | 2595 | 2676 | 2765 | 2870 | 3016 | 3161 | 3323 | 3452 | 3687 | 3946 | 4148 | 4277 | 4350 | 4617 | 4989 | 5797 |
Better Fuel Economy Factory Ratios Increased Power
