Complete Variator Assembly.; CSC go., 139QMB Scooters Vespa Elettrica Universal Mounting System: Features a

Universal Mounting System: Features a quick-release clip system that attaches securely to almost any front or rear scooter rack in seconds

APRILIA SR MAX 300 ie 4T LC euro 3

Requires 6 rivets ( sold separately)

This included harness allows you to keep your stock kill switch

GTS 250/300

Complete Variator Assembly.; CSC go., 139QMB Scooters Vespa Elettrica Universal Mounting System: Features aThis variator assembly works with CSC go. scooters and bikes equipped with 139QMB engines. The assembly includes both pulley halves, ramp plate, drive boss and a set of six roller weights. Original Parts For Scooters SKU 151 219 equivalent. Specifications: Drive Face Outer Diameter: 88mm Drive Face Inner Diameter: 20mm Drive Face Spline Count: 12 Spline Count: 19 Ramp Plate Inner Diameter: 14mm Drive Boss: 20mm Roller Weights (set of 6, 16x13): 6. 5g