A sample from the products for the Starting Motor include: O Ring, O Ring(d:3,id:24.5), Brush Sub Assy,starting Motor, O Ring.
This schematic depicts all components used in the Gsx1300bk Bking 2008 (k8) Usa (e03) Starting Motor partslist.
The O Ring(d:3,id:24.5) is the lowest priced item on this Starting Motor schematic.