Drum-clutch A556000021

This part is an OEM from Echo for use with Chainsaws. The clutch connects to the crankshaft and engages the clutch drum to spin the chain. The most common reasons for replacing the clutch drum are when the chainsaw chain won't engage or the chainsaw doesn't cut properly. This part is sold individually. Here is a list of tools that are needed to replace the clutch drum a chain adjustment tool (Scrench); or a ratchet/socket/wrench set, flat-blade screwdriver, long-handled screwdriver, and long-nosed pliers.