Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/82-15 | 165/25-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 20.25 (514.3) | -5.41 (-137.3) -21.1% |
| Width inches (mm) | 6.5 (165) | 6.5 (165) | 0 (0) 0% |
| Circum. inches (mm) | 80.59 (2047.06) | 63.61 (1615.72) | -16.98 (-431.34) -21.1% |
| Sidewall Height inches (mm) | 5.33 (135.3) | 1.62 (41.25) | -3.7 (-94.05) -69.5% |
| Revolutions per mile (km) | 786.17 (488.5) | 996.05 (618.92) | 209.88 (130.41) 26.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 15.79 mph (25.4 km/h) |
| 25 mph (40.23 km/h) | 19.73 mph (31.76 km/h) |
| 30 mph (48.28 km/h) | 23.68 mph (38.11 km/h) |
| 35 mph (56.33 km/h) | 27.63 mph (44.46 km/h) |
| 40 mph (64.37 km/h) | 31.57 mph (50.81 km/h) |
| 45 mph (72.42 km/h) | 35.52 mph (57.16 km/h) |
| 50 mph (80.47 km/h) | 39.46 mph (63.51 km/h) |
| 55 mph (88.51 km/h) | 43.41 mph (69.86 km/h) |
| 60 mph (96.56 km/h) | 47.36 mph (76.21 km/h) |
| 65 mph (104.61 km/h) | 51.3 mph (82.57 km/h) |
| 70 mph (112.65 km/h) | 55.25 mph (88.92 km/h) |
| 75 mph (120.7 km/h) | 59.2 mph (95.27 km/h) |
| 80 mph (128.75 km/h) | 63.14 mph (101.62 km/h) |
| 85 mph (136.79 km/h) | 67.09 mph (107.97 km/h) |
| 90 mph (144.84 km/h) | 71.04 mph (114.32 km/h) |
| 95 mph (152.89 km/h) | 74.98 mph (120.67 km/h) |
| 100 mph (160.93 km/h) | 78.93 mph (127.02 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
