Destroyed your rear wheel bearings and sprocket carrier, and your spacer is in bad shape, too?
 
This is a genuine Suzuki wheel spacer for the drive side. It goes against the sprocket carrier of your Suzuki DR650.
 
Note: this is only the spacer piece. You may need a new seal as well.
 
This is a kit of Suzuki Genuine Parts:
64751-15D00-000 SPACER, RR AXLE, L