Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/60-19 | 175/40-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.27 (692.6) | 24.51 (622.6) | -2.76 (-70) -10.1% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 85.66 (2175.87) | 77.01 (1955.96) | -8.66 (-219.91) -10.1% |
| Sidewall Height inches (mm) | 4.13 (105) | 2.76 (70) | -1.38 (-35) -33.3% |
| Revolutions per mile (km) | 739.63 (459.59) | 822.79 (511.26) | 83.16 (51.67) 11.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.98 mph (28.93 km/h) |
| 25 mph (40.23 km/h) | 22.47 mph (36.17 km/h) |
| 30 mph (48.28 km/h) | 26.97 mph (43.4 km/h) |
| 35 mph (56.33 km/h) | 31.46 mph (50.63 km/h) |
| 40 mph (64.37 km/h) | 35.96 mph (57.87 km/h) |
| 45 mph (72.42 km/h) | 40.45 mph (65.1 km/h) |
| 50 mph (80.47 km/h) | 44.95 mph (72.33 km/h) |
| 55 mph (88.51 km/h) | 49.44 mph (79.57 km/h) |
| 60 mph (96.56 km/h) | 53.94 mph (86.8 km/h) |
| 65 mph (104.61 km/h) | 58.43 mph (94.04 km/h) |
| 70 mph (112.65 km/h) | 62.93 mph (101.27 km/h) |
| 75 mph (120.7 km/h) | 67.42 mph (108.5 km/h) |
| 80 mph (128.75 km/h) | 71.91 mph (115.74 km/h) |
| 85 mph (136.79 km/h) | 76.41 mph (122.97 km/h) |
| 90 mph (144.84 km/h) | 80.9 mph (130.2 km/h) |
| 95 mph (152.89 km/h) | 85.4 mph (137.44 km/h) |
| 100 mph (160.93 km/h) | 89.89 mph (144.67 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2094 | 2432 | 2620 | 2735 | 2860 | 2949 | 3047 | 3163 | 3323 | 3484 | 3662 | 3805 | 4063 | 4348 | 4571 | 4713 | 4794 | 5088 | 5497 | 6388 |
Better Fuel Economy Factory Ratios Increased Power
