{"product_id":"delphi-tc7389-suspension-control-arm-and-ball-joint-assembly-rear-left-lower-or-rear-left-upper","title":"Delphi TC7389 Suspension Control Arm and Ball Joint Assembly - Rear Left Lower or Rear Left Upper","description":"\u003ch2\u003eDelphi Suspension Control Arm and Ball Joint Assembly Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi TC7389 suspension control arm and ball joint assembly is engineered for reliable performance in select Infiniti models. Designed with durable aluminum construction and pre-greased components, this assembly supports smooth suspension operation for the rear left lower and upper positions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePre-greased for immediate use\u003c\/li\u003e\n\u003cli\u003eAluminum control arm with casting and forged construction\u003c\/li\u003e\n\u003cli\u003eIncludes rubber bushings for vibration dampening\u003c\/li\u003e\n\u003cli\u003eMachined ball joint mounting with threaded stud\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for light suspension applications\u003c\/li\u003e\n\u003cli\u003eCompatible with Infiniti FX35, FX37, FX50, and QX70 rear suspension\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Features\u003c\/h2\u003e\u003cp\u003eThe TC7389 control arm assembly features a natural aluminum finish and a robust design combining casting and forging methods to ensure strength and durability. It includes three mounting holes with diameters of 12.2 mm and 12.9 mm, accommodating precise fitment requirements. The ball joint is machined and equipped with a 16.0 mm diameter threaded stud measuring 25.5 mm in length, providing secure attachment and reliable steering response. Rubber bushings are integrated to reduce noise and absorb road vibrations, enhancing ride comfort. This assembly is pre-greased but does not include grease fittings or require additional greasing, simplifying maintenance.\u003c\/p\u003e\u003ch2\u003eCompatible Infiniti Models and Applications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm and ball joint assembly is specifically designed for the rear left lower and upper positions on the following Infiniti vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInfiniti FX35\u003c\/li\u003e\n\u003cli\u003eInfiniti FX37\u003c\/li\u003e\n\u003cli\u003eInfiniti FX50\u003c\/li\u003e\n\u003cli\u003eInfiniti QX70\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is intended for light suspension grade use, making it suitable for standard replacement needs without adjustable features.\u003c\/p\u003e\u003ch2\u003eCommon Suspension Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged control arms causing poor handling\u003c\/li\u003e\n\u003cli\u003eExcessive suspension noise due to deteriorated bushings\u003c\/li\u003e\n\u003cli\u003eLoose or failing ball joints affecting steering stability\u003c\/li\u003e\n\u003cli\u003eUneven tire wear from suspension misalignment\u003c\/li\u003e\n\u003cli\u003eReduced ride comfort from compromised suspension components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi TC7389 control arm assembly, ensure the vehicle is securely lifted and supported. Verify the correct rear left position (lower or upper) before installation. Since the assembly is pre-greased and does not include grease fittings, no additional lubrication is necessary. Use the included mounting hardware and torque all fasteners to manufacturer specifications. Inspect related suspension components during installation for wear or damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi suspension components meet standard replacement grade requirements, providing dependable performance for Infiniti FX35, FX37, FX50, and QX70 models. The TC7389 assembly is manufactured with precision materials and processes to ensure durability and fitment accuracy. Warranty coverage details should be confirmed with the point of purchase or Delphi directly.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":51840190808245,"sku":"BBMX-TC7389","price":167.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_TC7389_Fro.jpg?v=1774725208","url":"https:\/\/www.partcatalog.com\/products\/delphi-tc7389-suspension-control-arm-and-ball-joint-assembly-rear-left-lower-or-rear-left-upper","provider":"PartCatalog","version":"1.0","type":"link"}