JT Rear Steel Sprocket 50 Tooth/520 Pitch for YAMAHA WR YZ

JT Rear Steel Sprocket 51 Tooth/520 Pitch Fits YAMAHA WR YZ

JT Rear Steel Sprocket 51 Tooth/520 Pitch For YAMAHA WR YZ

JT Sprockets Steel Rear Sprocket 520 Pitch 44 Tooth Yamaha XT500 (1976-1981)

JT Rear Steel Sprocket 48 Tooth/520 Pitch Fits YAMAHA WR YZ JTR251.48

JT Sprockets Steel Rear Sprocket 520 Pitch 42 Tooth Yamaha WR200 (1992)

JT Sprockets Steel Rear Sprocket 520 Pitch 50 Tooth Yamaha WR200 (1992)

JT Sprockets Steel Rear Sprocket 520 Pitch 50 Tooth Yamaha YZ400F (1998)