ACDelco Ball Joint - 45D2259 Part #: 45D2259 Line: ACD ACDelco Ball Joint 1 Year Limited Warranty Adjustable: No Hardware Included: Yes Attachment Method: Bolt-On Dust Boot Included: Yes Grease Fitting Included: Yes Greaseable: Yes Washer Included: No Bushing Included: No Number Of Mounting Holes: 3 Castle Nut Included: Yes Cotter Pin Included: Yes Weight: 1.8 Lbs. Ball Joint Bearing Material: Steel Ball Stud Thread Size: M12-1.75 Ball Stud Type: Threaded Show More Show Less