Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-19 | 275/80-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.76 (730.6) | 36.32 (922.6) | 7.56 (192) 26.3% |
| Width inches (mm) | 6.1 (155) | 10.83 (275) | 4.72 (120) 77.4% |
| Circum. inches (mm) | 90.36 (2295.25) | 114.11 (2898.43) | 23.75 (603.19) 26.3% |
| Sidewall Height inches (mm) | 4.88 (124) | 8.66 (220) | 3.78 (96) 77.4% |
| Revolutions per mile (km) | 701.16 (435.68) | 555.25 (345.01) | -145.92 (-90.67) -20.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.26 mph (40.65 km/h) |
| 25 mph (40.23 km/h) | 31.57 mph (50.81 km/h) |
| 30 mph (48.28 km/h) | 37.88 mph (60.97 km/h) |
| 35 mph (56.33 km/h) | 44.2 mph (71.13 km/h) |
| 40 mph (64.37 km/h) | 50.51 mph (81.29 km/h) |
| 45 mph (72.42 km/h) | 56.83 mph (91.45 km/h) |
| 50 mph (80.47 km/h) | 63.14 mph (101.61 km/h) |
| 55 mph (88.51 km/h) | 69.45 mph (111.78 km/h) |
| 60 mph (96.56 km/h) | 75.77 mph (121.94 km/h) |
| 65 mph (104.61 km/h) | 82.08 mph (132.1 km/h) |
| 70 mph (112.65 km/h) | 88.4 mph (142.26 km/h) |
| 75 mph (120.7 km/h) | 94.71 mph (152.42 km/h) |
| 80 mph (128.75 km/h) | 101.02 mph (162.58 km/h) |
| 85 mph (136.79 km/h) | 107.34 mph (172.74 km/h) |
| 90 mph (144.84 km/h) | 113.65 mph (182.91 km/h) |
| 95 mph (152.89 km/h) | 119.97 mph (193.07 km/h) |
| 100 mph (160.93 km/h) | 126.28 mph (203.23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1413 | 1641 | 1768 | 1846 | 1930 | 1990 | 2056 | 2135 | 2243 | 2351 | 2471 | 2567 | 2742 | 2934 | 3085 | 3181 | 3235 | 3433 | 3710 | 4311 |
Better Fuel Economy Factory Ratios Increased Power
