Chain: 525VX3-108, Front/Rear: 15/40, Finish: Natural

• Chromoly Steel Front Sprocket
• High Carbon Steel Rear Sprocket
• Low Friction X-Ring® Chain
• Countershaft sprockets are made from chromoly steel for superior strength and durability
• The X-Rings twist between the side plates instead of being squished to reduce friction and minimize power loss
• High carbon rear sprockets are heat treated for maximum durability and long life