Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/80-13 | 175/80-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.02 (610.2) | 25.02 (635.6) | 1 (25.4) 4.2% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 75.47 (1917) | 78.61 (1996.8) | 3.14 (79.8) 4.2% |
| Sidewall Height inches (mm) | 5.51 (140) | 5.51 (140) | 0 (0) 0% |
| Revolutions per mile (km) | 839.51 (521.65) | 805.96 (500.8) | -33.55 (-20.85) -4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.83 mph (33.53 km/h) |
| 25 mph (40.23 km/h) | 26.04 mph (41.91 km/h) |
| 30 mph (48.28 km/h) | 31.25 mph (50.29 km/h) |
| 35 mph (56.33 km/h) | 36.46 mph (58.67 km/h) |
| 40 mph (64.37 km/h) | 41.67 mph (67.05 km/h) |
| 45 mph (72.42 km/h) | 46.87 mph (75.44 km/h) |
| 50 mph (80.47 km/h) | 52.08 mph (83.82 km/h) |
| 55 mph (88.51 km/h) | 57.29 mph (92.2 km/h) |
| 60 mph (96.56 km/h) | 62.5 mph (100.58 km/h) |
| 65 mph (104.61 km/h) | 67.71 mph (108.96 km/h) |
| 70 mph (112.65 km/h) | 72.91 mph (117.34 km/h) |
| 75 mph (120.7 km/h) | 78.12 mph (125.73 km/h) |
| 80 mph (128.75 km/h) | 83.33 mph (134.11 km/h) |
| 85 mph (136.79 km/h) | 88.54 mph (142.49 km/h) |
| 90 mph (144.84 km/h) | 93.75 mph (150.87 km/h) |
| 95 mph (152.89 km/h) | 98.95 mph (159.25 km/h) |
| 100 mph (160.93 km/h) | 104.16 mph (167.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2051 | 2383 | 2566 | 2679 | 2802 | 2889 | 2985 | 3098 | 3255 | 3413 | 3587 | 3727 | 3980 | 4259 | 4477 | 4617 | 4696 | 4984 | 5385 | 6258 |
Better Fuel Economy Factory Ratios Increased Power
