{"product_id":"delphi-tc4420-suspension-control-arm-and-ball-joint-assembly-front-left-lower","title":"Delphi TC4420 Suspension Control Arm and Ball Joint Assembly - Front Left Lower","description":"\u003ch2\u003eOE-Style Suspension Control Arm\u003c\/h2\u003e\u003cp\u003eDelphi TC4420 is a suspension control arm and ball joint assembly built for the front left lower position. It is engineered for direct replacement use on select Volkswagen Touareg, Audi Q7, and Porsche Cayenne applications with the specified fitment.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOE-focused design for suspension service and replacement.\u003c\/li\u003e\n\u003cli\u003eFront left lower position for the listed applications.\u003c\/li\u003e\n\u003cli\u003eBuilt using dimensional and material analysis for OE and aftermarket compatibility.\u003c\/li\u003e\n\u003cli\u003eTested across extreme temperature ranges and salt-spray exposure.\u003c\/li\u003e\n\u003cli\u003eDelphi part number TC4420 for catalog and fitment lookup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDelphi TC4420 combines the control arm and ball joint into one service part for the front left lower suspension location. Delphi applies OE engineering experience to its aftermarket steering and suspension portfolio, with testing that includes temperatures below -40 degrees C, above 120 degrees C, and 720 hours of salt spray. That focus on materials, dimensions, and durability supports consistent fit and function on compatible Volkswagen Touareg, Audi Q7, and Porsche Cayenne vehicles. If you are replacing a worn suspension control arm on these platforms, TC4420 provides a direct-match service part identified by Delphi part number TC4420.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or damaged suspension control arm and ball joint assembly.\u003c\/li\u003e\n\u003cli\u003eRestoring proper suspension geometry at the front left lower location.\u003c\/li\u003e\n\u003cli\u003eAddressing looseness, clunking, or uneven tire wear linked to suspension wear.\u003c\/li\u003e\n\u003cli\u003eCorrecting steering response affected by play in the control arm assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the vehicle's suspension configuration and match the front left lower position before installation. Compare the removed part to Delphi TC4420 and confirm all mounting points, dimensions, and orientation against the original component. Professional alignment is recommended after suspension component replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDelphi applies OE expertise to its aftermarket steering portfolio and validates parts through extreme-temperature and corrosion testing. The TC4420 is supported by Delphi's dimensional and material analysis process for OE and aftermarket compatibility.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":53540938776757,"sku":"BBMX-TC4420","price":204.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_TC4420_FRO.jpg?v=1792218159","url":"https:\/\/www.partcatalog.com\/products\/delphi-tc4420-suspension-control-arm-and-ball-joint-assembly-front-left-lower","provider":"PartCatalog","version":"1.0","type":"link"}