Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-16 | 165/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.33 (668.9) | 23.44 (595.5) | -2.89 (-73.4) -11% |
| Width inches (mm) | 6.89 (175) | 6.5 (165) | -0.39 (-10) -5.7% |
| Circum. inches (mm) | 82.73 (2101.41) | 73.65 (1870.82) | -9.08 (-230.59) -11% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 4.22 (107.25) | -0.94 (-24) -18.3% |
| Revolutions per mile (km) | 765.84 (475.87) | 860.24 (534.52) | 94.4 (58.65) 12.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.81 mph (28.65 km/h) |
| 25 mph (40.23 km/h) | 22.26 mph (35.82 km/h) |
| 30 mph (48.28 km/h) | 26.71 mph (42.98 km/h) |
| 35 mph (56.33 km/h) | 31.16 mph (50.15 km/h) |
| 40 mph (64.37 km/h) | 35.61 mph (57.31 km/h) |
| 45 mph (72.42 km/h) | 40.06 mph (64.47 km/h) |
| 50 mph (80.47 km/h) | 44.51 mph (71.64 km/h) |
| 55 mph (88.51 km/h) | 48.96 mph (78.8 km/h) |
| 60 mph (96.56 km/h) | 53.42 mph (85.96 km/h) |
| 65 mph (104.61 km/h) | 57.87 mph (93.13 km/h) |
| 70 mph (112.65 km/h) | 62.32 mph (100.29 km/h) |
| 75 mph (120.7 km/h) | 66.77 mph (107.46 km/h) |
| 80 mph (128.75 km/h) | 71.22 mph (114.62 km/h) |
| 85 mph (136.79 km/h) | 75.67 mph (121.78 km/h) |
| 90 mph (144.84 km/h) | 80.12 mph (128.95 km/h) |
| 95 mph (152.89 km/h) | 84.58 mph (136.11 km/h) |
| 100 mph (160.93 km/h) | 89.03 mph (143.27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2189 | 2543 | 2739 | 2860 | 2990 | 3083 | 3186 | 3307 | 3475 | 3642 | 3829 | 3978 | 4248 | 4546 | 4779 | 4928 | 5012 | 5319 | 5748 | 6679 |
Better Fuel Economy Factory Ratios Increased Power
