JT Sprockets - JTR841.42 - Steel Rear Sprocket, 42T Yamaha SR500 1978-1981

42T Tooth

    Yamaha Road
    SR500 2J2,48U,4E6,4F9,1RU,48T,3EB1  78-91
    SR500 E,F,G,H 78-81
    XT500 >>> 530 Chain Conversion  78