Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-19 | 235/55-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.76 (730.6) | 29.18 (741.1) | 0.41 (10.5) 1.4% |
| Width inches (mm) | 6.1 (155) | 9.25 (235) | 3.15 (80) 51.6% |
| Circum. inches (mm) | 90.36 (2295.25) | 91.66 (2328.23) | 1.3 (32.99) 1.4% |
| Sidewall Height inches (mm) | 4.88 (124) | 5.09 (129.25) | 0.21 (5.25) 4.2% |
| Revolutions per mile (km) | 701.16 (435.68) | 691.23 (429.51) | -9.93 (-6.17) -1.4% |
235/55-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.29 mph (32.65 km/h) |
| 25 mph (40.23 km/h) | 25.36 mph (40.81 km/h) |
| 30 mph (48.28 km/h) | 30.43 mph (48.97 km/h) |
| 35 mph (56.33 km/h) | 35.5 mph (57.14 km/h) |
| 40 mph (64.37 km/h) | 40.57 mph (65.3 km/h) |
| 45 mph (72.42 km/h) | 45.65 mph (73.46 km/h) |
| 50 mph (80.47 km/h) | 50.72 mph (81.62 km/h) |
| 55 mph (88.51 km/h) | 55.79 mph (89.79 km/h) |
| 60 mph (96.56 km/h) | 60.86 mph (97.95 km/h) |
| 65 mph (104.61 km/h) | 65.93 mph (106.11 km/h) |
| 70 mph (112.65 km/h) | 71.01 mph (114.27 km/h) |
| 75 mph (120.7 km/h) | 76.08 mph (122.44 km/h) |
| 80 mph (128.75 km/h) | 81.15 mph (130.6 km/h) |
| 85 mph (136.79 km/h) | 86.22 mph (138.76 km/h) |
| 90 mph (144.84 km/h) | 91.29 mph (146.92 km/h) |
| 95 mph (152.89 km/h) | 96.37 mph (155.09 km/h) |
| 100 mph (160.93 km/h) | 101.44 mph (163.25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1759 | 2043 | 2201 | 2298 | 2403 | 2478 | 2560 | 2657 | 2792 | 2927 | 3076 | 3196 | 3413 | 3653 | 3840 | 3960 | 4027 | 4274 | 4618 | 5367 |
Better Fuel Economy Factory Ratios Increased Power
