* Engine oil capacity: 3.5 quarts (3.3 liters)
* Oil filter capacity: 0.3 quarts (0.28 liters)
* Recommended oil type: Harley-Davidson Synthetic Blend SAE 20W-50 Motor Oil
* Recommended oil change interval: Every 5,000 miles (8,000 kilometers) or annually, whichever comes first
Note: The oil capacity may vary slightly depending on the specific model of Softail. Please refer to your owner's manual for the exact oil capacity for your motorcycle.