KAWASAKI MJ rear sprocket for Kawasaki GPZ 900 R Ninja 84-96 MJ Corse MJ.783 €61.74 High quality duraluminium (ergal) rear sprocket for Kawasaki GPZ 900 R Ninja 84-96 with chain pitch 530 and with number of teeth from 38 to 54. Select the chain pitch and number of teeth you need by clicking below. Add to cart