{"product_id":"delphi-tc7057-suspension-control-arm-rear-right-upper-rearward","title":"Delphi TC7057 Suspension Control Arm - Rear Right Upper Rearward","description":"\u003ch2\u003eOE-Style Rear Suspension Control Arm\u003c\/h2\u003e\u003cp\u003eDelphi TC7057 is a rear suspension control arm built for the rear right upper rearward position on select Audi applications. It combines an aluminum arm body with rubber bushings to support precise suspension geometry and consistent rear-end control.\u003c\/p\u003e\u003cp\u003eFits 2017-2022 Audi Q7, rear right upper rearward. Fits 2019-2022 Audi Q8, rear right upper rearward. Fits 2020-2022 Audi RS Q8, rear right upper rearward. Fits 2020-2022 Audi SQ7, rear right upper rearward. Fits 2020-2022 Audi SQ8, rear right upper rearward.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number: TC7057\u003c\/li\u003e\n\u003cli\u003eRear right upper rearward suspension control arm\u003c\/li\u003e\n\u003cli\u003eAluminum arm construction with casting\/forged design\u003c\/li\u003e\n\u003cli\u003eRubber bushings included\u003c\/li\u003e\n\u003cli\u003eBlack bushing color, gray arm finish\u003c\/li\u003e\n\u003cli\u003eLength: 470.0 mm; width: 128.6 mm; height: 92.2 mm\u003c\/li\u003e\n\u003cli\u003eDistance between mounting holes: 405.5 mm\u003c\/li\u003e\n\u003cli\u003ePre-greased: No\u003c\/li\u003e\n\u003cli\u003eGrease fitting included: No\u003c\/li\u003e\n\u003cli\u003eMounting hardware included: No\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDelphi TC7057 is engineered for the rear right upper rearward suspension location and is listed for 2017-2022 Audi Q7, 2019-2022 Audi Q8, 2020-2022 Audi RS Q8, 2020-2022 Audi SQ7, and 2020-2022 Audi SQ8. The aluminum construction helps maintain the correct suspension layout while the included rubber bushings provide the isolation expected in OE-style rear suspension service. Delphi applies dimensional and material analysis to help match OE and aftermarket requirements, and the part is tested across extreme temperature and salt-spray exposure conditions to verify durability in demanding environments. This part cross-references Audi OE numbers 4M0 505 398 L and 4M0 505 398 P for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Repair Symptoms\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRear suspension clunking or knocking over bumps\u003c\/li\u003e\n\u003cli\u003eUneven rear tire wear from worn suspension geometry\u003c\/li\u003e\n\u003cli\u003eLoose or unstable rear-end feel during cornering\u003c\/li\u003e\n\u003cli\u003eVisible bushing wear, cracking, or separation\u003c\/li\u003e\n\u003cli\u003eIncorrect rear wheel alignment after control arm wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the rear right upper rearward position before installation and confirm all dimensions against the removed part. Because mounting hardware is not included, reuse or source the correct fasteners as required by the vehicle service procedure. After installation, perform a rear alignment check to confirm suspension geometry and tire wear protection.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDelphi uses OE-focused engineering, dimensional analysis, and material validation to support fit and function for aftermarket steering and suspension service. The part is also subjected to temperature extremes and extended salt-spray testing to evaluate durability in harsh operating conditions.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":52435698090165,"sku":"BBMX-TC7057","price":126.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_TC7057_Fro.jpg?v=1777862748","url":"https:\/\/www.partcatalog.com\/products\/delphi-tc7057-suspension-control-arm-rear-right-upper-rearward","provider":"PartCatalog","version":"1.0","type":"link"}