Reference: 57012.14
PARMAKIT Crankshaft race origin 51mm / 85mm and Ø87mm masses for Vespa PRIMAVERA, PK ETS, ET3, XL 125cc 2T ...
Crankshaft normal race, big masses 87mm diameter and 85mm for more inertia, laid Ø19 or Ø20mm to choice! For valves without admission!