Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/80-14 | 150/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.34 (643.6) | 24.09 (611.8) | -1.25 (-31.8) -4.9% |
| Width inches (mm) | 7.09 (180) | 5.91 (150) | -1.18 (-30) -16.7% |
| Circum. inches (mm) | 79.6 (2021.93) | 75.67 (1922.03) | -3.93 (-99.9) -4.9% |
| Sidewall Height inches (mm) | 5.67 (144) | 3.54 (90) | -2.13 (-54) -37.5% |
| Revolutions per mile (km) | 795.94 (494.58) | 837.32 (520.28) | 41.37 (25.71) 5.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.01 mph (30.6 km/h) |
| 25 mph (40.23 km/h) | 23.76 mph (38.25 km/h) |
| 30 mph (48.28 km/h) | 28.52 mph (45.89 km/h) |
| 35 mph (56.33 km/h) | 33.27 mph (53.54 km/h) |
| 40 mph (64.37 km/h) | 38.02 mph (61.19 km/h) |
| 45 mph (72.42 km/h) | 42.78 mph (68.84 km/h) |
| 50 mph (80.47 km/h) | 47.53 mph (76.49 km/h) |
| 55 mph (88.51 km/h) | 52.28 mph (84.14 km/h) |
| 60 mph (96.56 km/h) | 57.04 mph (91.79 km/h) |
| 65 mph (104.61 km/h) | 61.79 mph (99.44 km/h) |
| 70 mph (112.65 km/h) | 66.54 mph (107.09 km/h) |
| 75 mph (120.7 km/h) | 71.29 mph (114.74 km/h) |
| 80 mph (128.75 km/h) | 76.05 mph (122.39 km/h) |
| 85 mph (136.79 km/h) | 80.8 mph (130.04 km/h) |
| 90 mph (144.84 km/h) | 85.55 mph (137.68 km/h) |
| 95 mph (152.89 km/h) | 90.31 mph (145.33 km/h) |
| 100 mph (160.93 km/h) | 95.06 mph (152.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2131 | 2475 | 2666 | 2784 | 2911 | 3001 | 3101 | 3219 | 3382 | 3545 | 3727 | 3872 | 4135 | 4425 | 4652 | 4797 | 4878 | 5177 | 5595 | 6501 |
Better Fuel Economy Factory Ratios Increased Power
