The component with the lowest price in the STARTING MOTOR schematic is the Screw.
Parts such as the Starting Motor: Gear Assy,pinion, Holder,brush, O Ring, Gasket (nas) are included in the Lt80 Quad Sport 2001 (k1) Usa (e03) Quadsport Quad-sport Starting Motor parts fiche.
With three applications this Screw is the most specified part.