Cambio 6 velocità ravvicinato per Minarelli AM6,unico esemplare,prototipo,rapporti del cambio simili al Kreidler 50 Gran-Prix.
                                                           1°-2,06
                                                           2°-1,88
                                                           3°-1,52
                                                           4°-1,23
                                                           5°-1,04
                                                           6°-0,95