This Rear Swinging Arm - Rear Shock Absorber diagram displays the required parts for the T125ii 1971 (r) Usa (e03) Rear Swinging Arm - Rear Shock Absorber.
On this parts fiche the Washer (10.5x24x2.3) is the most specified component.
The most expensive part in this assembly is the Bushing(10x23x35).