What is the engine oil capacity on a 1999 harleydavidson roadking?

The engine oil capacity for a 1999 Harley-Davidson Road King is approximately 3.5 quarts (or about 3.3 liters) when using a filter. When changing the oil without replacing the filter, the capacity is around 3 quarts (or 2.8 liters). Always consult the owner's manual for specific maintenance guidelines and recommendations.