O-Ring between Bearing eye and Bearing Da=26mm OR (18,0x4,0)

O-Ring between Expansion tank and head Expansion tank type 641/642/643

O-Ring between mount top and Cylinder type 630/631/632/633

O-Ring between mount top and cylinder type 640/641/642/643

O-Ring between upper mount and Cylinder Ecoline type 530/531

O-ring for adjusting screw of the high- and low-speed adjuster

O-Ring for Body of the compression adjuster & for screw pivot tank (643 PS/QS)

O-Ring for Ecoline-Bleed (4x2) NBR 90

O-Ring for End cap Expansion tank D=42mm

O-Ring for End cap Expansion tank D=54mm

O-Ring for nitrogen screw im Expansion tank Lid

O-Ring for piston D=46mm (under pistonring)

O-Ring for pivot tankscrew type 643 QS/PS

O-Ring for Rebound needle

O-Ring for separating piston D=42mm (under pistonring)

O-Ring for separating piston D=54mm (under pistonring)