Piston Diameter [mm]: 22,2; Material: Cast Iron; paired article number: BWH189; Fitting Position: Front Axle Left; Construction Year from: 07/1966; TRABANT: P 601 Limousine,P 601 Universal,P 601 Kasten,P 601 Tramp; 1830027006, 1830028006; Wheel Cylinder,Brake Wheel Cylinder,Wheel Brake Cylinder