Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-13 | 165/70-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.33 (592.7) | 22.09 (561.2) | -1.24 (-31.5) -5.3% |
| Width inches (mm) | 6.89 (175) | 6.5 (165) | -0.39 (-10) -5.7% |
| Circum. inches (mm) | 73.31 (1862.02) | 69.41 (1763.06) | -3.9 (-98.96) -5.3% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 4.55 (115.5) | -0.62 (-15.75) -12% |
| Revolutions per mile (km) | 864.3 (537.05) | 912.81 (567.19) | 48.51 (30.14) 5.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.94 mph (30.48 km/h) |
| 25 mph (40.23 km/h) | 23.67 mph (38.1 km/h) |
| 30 mph (48.28 km/h) | 28.41 mph (45.71 km/h) |
| 35 mph (56.33 km/h) | 33.14 mph (53.33 km/h) |
| 40 mph (64.37 km/h) | 37.87 mph (60.95 km/h) |
| 45 mph (72.42 km/h) | 42.61 mph (68.57 km/h) |
| 50 mph (80.47 km/h) | 47.34 mph (76.19 km/h) |
| 55 mph (88.51 km/h) | 52.08 mph (83.81 km/h) |
| 60 mph (96.56 km/h) | 56.81 mph (91.43 km/h) |
| 65 mph (104.61 km/h) | 61.55 mph (99.05 km/h) |
| 70 mph (112.65 km/h) | 66.28 mph (106.67 km/h) |
| 75 mph (120.7 km/h) | 71.01 mph (114.29 km/h) |
| 80 mph (128.75 km/h) | 75.75 mph (121.91 km/h) |
| 85 mph (136.79 km/h) | 80.48 mph (129.52 km/h) |
| 90 mph (144.84 km/h) | 85.22 mph (137.14 km/h) |
| 95 mph (152.89 km/h) | 89.95 mph (144.76 km/h) |
| 100 mph (160.93 km/h) | 94.69 mph (152.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2323 | 2699 | 2906 | 3035 | 3173 | 3272 | 3381 | 3509 | 3687 | 3865 | 4063 | 4221 | 4507 | 4824 | 5071 | 5229 | 5318 | 5644 | 6099 | 7087 |
Better Fuel Economy Factory Ratios Increased Power
