Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/90-19 | 120/80-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.09 (662.6) | 26.56 (674.6) | 0.47 (12) 1.8% |
| Width inches (mm) | 3.94 (100) | 4.72 (120) | 0.79 (20) 20% |
| Circum. inches (mm) | 81.95 (2081.62) | 83.44 (2119.32) | 1.48 (37.7) 1.8% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.78 (96) | 0.24 (6) 6.7% |
| Revolutions per mile (km) | 773.12 (480.39) | 759.37 (471.85) | -13.75 (-8.55) -1.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.36 mph (32.77 km/h) |
| 25 mph (40.23 km/h) | 25.45 mph (40.96 km/h) |
| 30 mph (48.28 km/h) | 30.54 mph (49.15 km/h) |
| 35 mph (56.33 km/h) | 35.63 mph (57.35 km/h) |
| 40 mph (64.37 km/h) | 40.72 mph (65.54 km/h) |
| 45 mph (72.42 km/h) | 45.81 mph (73.73 km/h) |
| 50 mph (80.47 km/h) | 50.91 mph (81.92 km/h) |
| 55 mph (88.51 km/h) | 56 mph (90.12 km/h) |
| 60 mph (96.56 km/h) | 61.09 mph (98.31 km/h) |
| 65 mph (104.61 km/h) | 66.18 mph (106.5 km/h) |
| 70 mph (112.65 km/h) | 71.27 mph (114.69 km/h) |
| 75 mph (120.7 km/h) | 76.36 mph (122.89 km/h) |
| 80 mph (128.75 km/h) | 81.45 mph (131.08 km/h) |
| 85 mph (136.79 km/h) | 86.54 mph (139.27 km/h) |
| 90 mph (144.84 km/h) | 91.63 mph (147.46 km/h) |
| 95 mph (152.89 km/h) | 96.72 mph (155.66 km/h) |
| 100 mph (160.93 km/h) | 101.81 mph (163.85 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1932 | 2245 | 2418 | 2525 | 2640 | 2722 | 2812 | 2919 | 3067 | 3215 | 3380 | 3511 | 3750 | 4013 | 4218 | 4350 | 4424 | 4695 | 5074 | 5896 |
Better Fuel Economy Factory Ratios Increased Power
