{"product_id":"dorman-540-125-suspension-ball-joint-front-upper","title":"Dorman 540-125 Suspension Ball Joint - Front Upper","description":"\u003ch2\u003eDorman 540-125 Suspension Ball Joint\u003c\/h2\u003e\u003cp\u003eDorman 540-125 is a bolt-on suspension ball joint engineered as a standard replacement for the original equipment on select Tesla S models. It is built from steel with a black finish and includes a dust boot for added joint protection.\u003c\/p\u003e\u003cp\u003eFits 2012-2020 Tesla S, front upper. Fits 2021 Tesla S, front upper, to 1\/21. This Dorman 540-125 ball joint is a direct-fit suspension service part for front upper suspension repair on Tesla S applications.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel construction for suspension service durability\u003c\/li\u003e\n\u003cli\u003eBolt-on, bolt-in mounting style with 3 mounting holes\u003c\/li\u003e\n\u003cli\u003eStandard replacement suspension grade\u003c\/li\u003e\n\u003cli\u003eDust boot included to help protect the joint area\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003cli\u003e21 mm wrench size\u003c\/li\u003e\n\u003cli\u003eCross-references Delphi TC8268 and Mevotech Supreme MS95502 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis suspension ball joint is precision-engineered and tested to replace the original equipment part on specific Tesla S front upper applications. Dorman 540-125 uses a steel body, pinch-style stud, and bolt-on mounting design with a 10 mm mounting hole diameter and 50 mm distance between mounting holes. The assembly includes mounting hardware and a polychloroprene dust boot, while remaining a non-greaseable, non-adjustable design for standard suspension service.\u003c\/p\u003e\u003cp\u003eFor Tesla S front upper suspension repair, Dorman 540-125 provides the fitment and construction needed for restoring steering and suspension connection points. It is also referenced by MOOG Chassis Products K500436 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive front-end looseness or play\u003c\/li\u003e\n\u003cli\u003eClunking or knocking from the upper suspension area\u003c\/li\u003e\n\u003cli\u003eUneven tire wear related to worn ball joint movement\u003c\/li\u003e\n\u003cli\u003eSteering instability or wandering at the front suspension\u003c\/li\u003e\n\u003cli\u003eInspection failure caused by worn suspension joint components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify vehicle build date before ordering, since 2021 Tesla S fitment applies to vehicles built to 1\/21. Confirm front upper position, mounting hole spacing, and stud type before installation. Inspect surrounding suspension components for wear and replace any damaged hardware or related parts as needed during service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this ball joint as a tested replacement part for OE-style service on listed Tesla S applications. The part is built to meet the demands of suspension repair with a steel construction and protective dust boot.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52763282669749,"sku":"BKKY-540-125","price":40.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_540125_Fro.jpg?v=1783147576","url":"https:\/\/www.partcatalog.com\/products\/dorman-540-125-suspension-ball-joint-front-upper","provider":"PartCatalog","version":"1.0","type":"link"}