Rear - Front sprockets MJ rear sprocket for Suzuki FR80 N,Z,D MJ Corse MJ.719 €25.99 High quality duraluminium (ergal) rear sprocket for Suzuki FR80 N,Z,D with chain pitch 420 and with number of teeth from 24 to 54. Select the chain pitch and number of teeth you need by clicking below. Add to cart