Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/50-19 | 255/55-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.83 (757.6) | 30.04 (763.1) | 0.22 (5.5) 0.7% |
| Width inches (mm) | 10.83 (275) | 10.04 (255) | -0.79 (-20) -7.3% |
| Circum. inches (mm) | 93.7 (2380.07) | 94.38 (2397.35) | 0.68 (17.28) 0.7% |
| Sidewall Height inches (mm) | 5.41 (137.5) | 5.52 (140.25) | 0.11 (2.75) 2% |
| Revolutions per mile (km) | 676.17 (420.15) | 671.3 (417.13) | -4.87 (-3.03) -0.7% |
255/55-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.15 mph (32.42 km/h) |
| 25 mph (40.23 km/h) | 25.18 mph (40.53 km/h) |
| 30 mph (48.28 km/h) | 30.22 mph (48.63 km/h) |
| 35 mph (56.33 km/h) | 35.25 mph (56.74 km/h) |
| 40 mph (64.37 km/h) | 40.29 mph (64.84 km/h) |
| 45 mph (72.42 km/h) | 45.33 mph (72.95 km/h) |
| 50 mph (80.47 km/h) | 50.36 mph (81.05 km/h) |
| 55 mph (88.51 km/h) | 55.4 mph (89.16 km/h) |
| 60 mph (96.56 km/h) | 60.44 mph (97.26 km/h) |
| 65 mph (104.61 km/h) | 65.47 mph (105.37 km/h) |
| 70 mph (112.65 km/h) | 70.51 mph (113.47 km/h) |
| 75 mph (120.7 km/h) | 75.54 mph (121.58 km/h) |
| 80 mph (128.75 km/h) | 80.58 mph (129.68 km/h) |
| 85 mph (136.79 km/h) | 85.62 mph (137.79 km/h) |
| 90 mph (144.84 km/h) | 90.65 mph (145.89 km/h) |
| 95 mph (152.89 km/h) | 95.69 mph (154 km/h) |
| 100 mph (160.93 km/h) | 100.73 mph (162.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1708 | 1985 | 2137 | 2232 | 2334 | 2406 | 2486 | 2581 | 2712 | 2842 | 2988 | 3104 | 3315 | 3548 | 3729 | 3846 | 3911 | 4151 | 4485 | 5212 |
Better Fuel Economy Factory Ratios Increased Power
