Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/80-13 | 175/75-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.02 (610.2) | 23.33 (592.7) | -0.69 (-17.5) -2.9% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 75.47 (1917) | 73.31 (1862.02) | -2.16 (-54.98) -2.9% |
| Sidewall Height inches (mm) | 5.51 (140) | 5.17 (131.25) | -0.34 (-8.75) -6.2% |
| Revolutions per mile (km) | 839.51 (521.65) | 864.3 (537.05) | 24.79 (15.4) 3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.43 mph (31.26 km/h) |
| 25 mph (40.23 km/h) | 24.28 mph (39.08 km/h) |
| 30 mph (48.28 km/h) | 29.14 mph (46.9 km/h) |
| 35 mph (56.33 km/h) | 34 mph (54.71 km/h) |
| 40 mph (64.37 km/h) | 38.85 mph (62.53 km/h) |
| 45 mph (72.42 km/h) | 43.71 mph (70.34 km/h) |
| 50 mph (80.47 km/h) | 48.57 mph (78.16 km/h) |
| 55 mph (88.51 km/h) | 53.42 mph (85.98 km/h) |
| 60 mph (96.56 km/h) | 58.28 mph (93.79 km/h) |
| 65 mph (104.61 km/h) | 63.14 mph (101.61 km/h) |
| 70 mph (112.65 km/h) | 67.99 mph (109.42 km/h) |
| 75 mph (120.7 km/h) | 72.85 mph (117.24 km/h) |
| 80 mph (128.75 km/h) | 77.71 mph (125.06 km/h) |
| 85 mph (136.79 km/h) | 82.56 mph (132.87 km/h) |
| 90 mph (144.84 km/h) | 87.42 mph (140.69 km/h) |
| 95 mph (152.89 km/h) | 92.28 mph (148.5 km/h) |
| 100 mph (160.93 km/h) | 97.13 mph (156.32 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2199 | 2555 | 2752 | 2873 | 3004 | 3098 | 3201 | 3323 | 3491 | 3660 | 3847 | 3996 | 4268 | 4567 | 4801 | 4951 | 5035 | 5344 | 5775 | 6711 |
Better Fuel Economy Factory Ratios Increased Power
