Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/75-15 | 175/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.74 (628.5) | 24.65 (626) | -0.1 (-2.5) -0.4% |
| Width inches (mm) | 6.5 (165) | 6.89 (175) | 0.39 (10) 6.1% |
| Circum. inches (mm) | 77.74 (1974.49) | 77.43 (1966.64) | -0.31 (-7.85) -0.4% |
| Sidewall Height inches (mm) | 4.87 (123.75) | 4.82 (122.5) | -0.05 (-1.25) -1% |
| Revolutions per mile (km) | 815.07 (506.46) | 818.32 (508.48) | 3.26 (2.02) 0.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.92 mph (32.06 km/h) |
| 25 mph (40.23 km/h) | 24.9 mph (40.07 km/h) |
| 30 mph (48.28 km/h) | 29.88 mph (48.09 km/h) |
| 35 mph (56.33 km/h) | 34.86 mph (56.1 km/h) |
| 40 mph (64.37 km/h) | 39.84 mph (64.12 km/h) |
| 45 mph (72.42 km/h) | 44.82 mph (72.13 km/h) |
| 50 mph (80.47 km/h) | 49.8 mph (80.15 km/h) |
| 55 mph (88.51 km/h) | 54.78 mph (88.16 km/h) |
| 60 mph (96.56 km/h) | 59.76 mph (96.18 km/h) |
| 65 mph (104.61 km/h) | 64.74 mph (104.19 km/h) |
| 70 mph (112.65 km/h) | 69.72 mph (112.21 km/h) |
| 75 mph (120.7 km/h) | 74.7 mph (120.22 km/h) |
| 80 mph (128.75 km/h) | 79.68 mph (128.24 km/h) |
| 85 mph (136.79 km/h) | 84.66 mph (136.25 km/h) |
| 90 mph (144.84 km/h) | 89.64 mph (144.27 km/h) |
| 95 mph (152.89 km/h) | 94.62 mph (152.28 km/h) |
| 100 mph (160.93 km/h) | 99.6 mph (160.29 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2082 | 2419 | 2605 | 2721 | 2845 | 2933 | 3031 | 3146 | 3305 | 3465 | 3642 | 3784 | 4041 | 4324 | 4546 | 4688 | 4768 | 5060 | 5468 | 6354 |
Better Fuel Economy Factory Ratios Increased Power
