Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/80-14 | 200/80-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.34 (643.6) | 26.6 (675.6) | 1.26 (32) 5% |
| Width inches (mm) | 7.09 (180) | 7.87 (200) | 0.79 (20) 11.1% |
| Circum. inches (mm) | 79.6 (2021.93) | 83.56 (2122.46) | 3.96 (100.53) 5% |
| Sidewall Height inches (mm) | 5.67 (144) | 6.3 (160) | 0.63 (16) 11.1% |
| Revolutions per mile (km) | 795.94 (494.58) | 758.24 (471.15) | -37.7 (-23.43) -4.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.99 mph (33.79 km/h) |
| 25 mph (40.23 km/h) | 26.24 mph (42.23 km/h) |
| 30 mph (48.28 km/h) | 31.49 mph (50.68 km/h) |
| 35 mph (56.33 km/h) | 36.74 mph (59.13 km/h) |
| 40 mph (64.37 km/h) | 41.99 mph (67.57 km/h) |
| 45 mph (72.42 km/h) | 47.24 mph (76.02 km/h) |
| 50 mph (80.47 km/h) | 52.49 mph (84.47 km/h) |
| 55 mph (88.51 km/h) | 57.73 mph (92.92 km/h) |
| 60 mph (96.56 km/h) | 62.98 mph (101.36 km/h) |
| 65 mph (104.61 km/h) | 68.23 mph (109.81 km/h) |
| 70 mph (112.65 km/h) | 73.48 mph (118.26 km/h) |
| 75 mph (120.7 km/h) | 78.73 mph (126.7 km/h) |
| 80 mph (128.75 km/h) | 83.98 mph (135.15 km/h) |
| 85 mph (136.79 km/h) | 89.23 mph (143.6 km/h) |
| 90 mph (144.84 km/h) | 94.47 mph (152.04 km/h) |
| 95 mph (152.89 km/h) | 99.72 mph (160.49 km/h) |
| 100 mph (160.93 km/h) | 104.97 mph (168.94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1930 | 2242 | 2414 | 2521 | 2636 | 2718 | 2808 | 2915 | 3063 | 3211 | 3375 | 3506 | 3744 | 4007 | 4212 | 4344 | 4418 | 4688 | 5066 | 5887 |
Better Fuel Economy Factory Ratios Increased Power
