{"product_id":"dorman-538-779-suspension-ball-joint-front-lower-rearward","title":"Dorman 538-779 Suspension Ball Joint - Front Lower Rearward","description":"\u003ch2\u003eDorman 538-779 Front Lower Rearward Ball Joint\u003c\/h2\u003e\u003cp\u003eDorman 538-779 is a threaded suspension ball joint built as a standard replacement for the original equipment on select Mercedes-Benz models. It is precision-engineered and tested for dependable steering and suspension service on front lower rearward applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThreaded, bolt-in style suspension ball joint\u003c\/li\u003e\n\u003cli\u003eSteel construction with grey finish\u003c\/li\u003e\n\u003cli\u003eRubber dust boot included\u003c\/li\u003e\n\u003cli\u003eMounting hardware included\u003c\/li\u003e\n\u003cli\u003eStandard replacement suspension grade\u003c\/li\u003e\n\u003cli\u003e12 mm wrench size\u003c\/li\u003e\n\u003cli\u003eTapered stud design\u003c\/li\u003e\n\u003cli\u003ePart number: 538-779\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2015-2018 Mercedes-Benz CLS400, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2012-2018 Mercedes-Benz CLS500, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2012-2018 Mercedes-Benz CLS550, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2012-2016 Mercedes-Benz E200, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2014-2016 Mercedes-Benz E250, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2011-2012 Mercedes-Benz E250, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2010-2016 Mercedes-Benz E350, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2013-2016 Mercedes-Benz E400, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2010-2016 Mercedes-Benz E500, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2010-2016 Mercedes-Benz E63 AMG, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2012-2014 Mercedes-Benz CLS350, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2012-2014 Mercedes-Benz CLS63 AMG, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2010-2011 Mercedes-Benz E300, front lower rearward.\u003c\/li\u003e\n\u003cli\u003eFits 2010-2011 Mercedes-Benz E550, front lower rearward.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman ball joint is made for front lower rearward suspension locations on Mercedes-Benz CLS400, CLS500, CLS550, CLS350, CLS63 AMG, E200, E250, E300, E350, E400, E500, E550, and E63 AMG models across the 2010-2018 model years. The steel body, threaded design, and tapered stud help provide a direct replacement solution where the original joint has worn, loosened, or developed play. The included dust boot helps protect the joint from road contamination, while the standard replacement design supports OE-style serviceability. This part cross-references MOOG Chassis Products K500409 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Repair Symptoms\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront-end clunking or knocking over bumps\u003c\/li\u003e\n\u003cli\u003eExcessive play in the lower suspension joint\u003c\/li\u003e\n\u003cli\u003eUneven tire wear caused by suspension looseness\u003c\/li\u003e\n\u003cli\u003eSteering wander or reduced directional stability\u003c\/li\u003e\n\u003cli\u003eVisible dust boot damage or joint contamination\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the front lower rearward position before installation and confirm the stud, thread, and mounting style match the original component. Inspect the surrounding control arm and fasteners for wear before assembly. Use the correct 12 mm wrench size during service and follow the vehicle manufacturer’s torque specifications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman designs this suspension ball joint as a precision-engineered replacement and subjects it to testing for reliable service on the listed Mercedes-Benz applications. Part number 538-779 is built to replace the original equipment on specific vehicles with the correct fit and function.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52763260682421,"sku":"BKKY-538-779","price":37.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_538779_Bac.jpg?v=1783144976","url":"https:\/\/www.partcatalog.com\/products\/dorman-538-779-suspension-ball-joint-front-lower-rearward","provider":"PartCatalog","version":"1.0","type":"link"}