Front/Countershaft Sprocket, Yamaha Banshee 520 Chain Robinson Billet Transmission Sprocket Teeth:20 This Application Is MANDATORY When

This Application Is MANDATORY When Adding After Market Exhaust Systems

A Must Have Chain for 65 to 140 HP Engines

The backing plate is cut from 4130 high strength alloy plate

Feature OEM pressed in metric studs

Front/Countershaft Sprocket, Yamaha Banshee 520 Chain Robinson Billet Transmission Sprocket Teeth:20 This Application Is MANDATORY WhenFront Chromoly Steel PBI Sprocket for 520 chain with Robinson Billet Transmission. YFZ 350 Banshee '87 '06. Manufactured from high quality chromoly steel approaching 200,000 PSI yield. Case hardened, finished with electroless nickel plating. Lightening hole design may vary. Made in USA.