Rear - Front sprockets Front sprocket Derbi GT 4V MJ Corse MJF.108 €25.00 Front sprocket for Derbi GT 4V, available in pitch 415 and with number of teeth 11 to 14. Choose the pitch and number of teeth you need below. Add to cart
DERBI MJ rear sprocket for Derbi GT 4V MJ Corse MJ.200 €25.03 High quality duraluminium (ergal) rear sprocket for Derbi GT 4V, with chain pitches 415 and 420 and with number of teeth from 30 to 60. Select the chain pitch and number of teeth you need by clicking below. Add to cart
