Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 130/80-17 | 120/90-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.19 (639.8) | 25.5 (647.8) | 0.31 (8) 1.3% |
| Width inches (mm) | 5.12 (130) | 4.72 (120) | -0.39 (-10) -7.7% |
| Circum. inches (mm) | 79.13 (2009.99) | 80.12 (2035.12) | 0.99 (25.13) 1.3% |
| Sidewall Height inches (mm) | 4.09 (104) | 4.25 (108) | 0.16 (4) 3.8% |
| Revolutions per mile (km) | 800.67 (497.51) | 790.78 (491.37) | -9.89 (-6.14) -1.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.25 mph (32.59 km/h) |
| 25 mph (40.23 km/h) | 25.31 mph (40.74 km/h) |
| 30 mph (48.28 km/h) | 30.38 mph (48.88 km/h) |
| 35 mph (56.33 km/h) | 35.44 mph (57.03 km/h) |
| 40 mph (64.37 km/h) | 40.5 mph (65.18 km/h) |
| 45 mph (72.42 km/h) | 45.56 mph (73.33 km/h) |
| 50 mph (80.47 km/h) | 50.63 mph (81.47 km/h) |
| 55 mph (88.51 km/h) | 55.69 mph (89.62 km/h) |
| 60 mph (96.56 km/h) | 60.75 mph (97.77 km/h) |
| 65 mph (104.61 km/h) | 65.81 mph (105.92 km/h) |
| 70 mph (112.65 km/h) | 70.88 mph (114.06 km/h) |
| 75 mph (120.7 km/h) | 75.94 mph (122.21 km/h) |
| 80 mph (128.75 km/h) | 81 mph (130.36 km/h) |
| 85 mph (136.79 km/h) | 86.06 mph (138.5 km/h) |
| 90 mph (144.84 km/h) | 91.13 mph (146.65 km/h) |
| 95 mph (152.89 km/h) | 96.19 mph (154.8 km/h) |
| 100 mph (160.93 km/h) | 101.25 mph (162.95 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | 2338 | 2518 | 2629 | 2749 | 2834 | 2929 | 3040 | 3194 | 3348 | 3520 | 3657 | 3905 | 4179 | 4393 | 4530 | 4607 | 4890 | 5284 | 6140 |
Better Fuel Economy Factory Ratios Increased Power
