Strut Repair Kit for all YSS Struts of the 366 Series. This repair kit contains all necessary parts to technically overtake the strut. contains: - Piston36mm completely assembled with O-ring and shaft seal at the top - Gas screw M5x7mm with O-ring mounted - Rubber stop 16 x 15mm - O-ring 30x2mm NBR - Plastic ring 11,5x21mm - Sealing ring 18x30x7mm rubber - sealing ring in the piston - Piston ring