S&S Cycle Electronic Compression Release KitReplace or upgrade the correct powersports component with this S&S Cycle part. Use the manufacturer part number, supplied specifications, and application information to confirm the right match.Key FeaturesSolenoid operated, this system automatically opens and closes when the starter button is pressed and releasedProduct Details Brand: S&S Cycle Manufacturer Part Number: 90-4915 Product Type: Ecm Modification Application Focus: powersports CompatibilityThis is primarily a specification- or S&S-component-based replacement part. Match the manufacturer part number, dimensions, and related S&S component family before ordering. Why buy S&S Cycle parts from Steel Steeds?Clear fitment details, manufacturer part numbers, and rider-focused support make it easier to match the right Harley performance or replacement part before your bike is apart.