{"product_id":"dorman-521-590-suspension-control-arm-and-ball-joint-assembly","title":"Dorman 521-590 Suspension Control Arm and Ball Joint Assembly - Front Right Lower","description":"\u003ch2\u003eOverview of Dorman Suspension Control Arm and Ball Joint Assembly\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-590 suspension control arm and ball joint assembly is designed specifically for BMW M3 models. This assembly combines a durable aluminum control arm with a pre-installed ball joint, engineered to maintain precise suspension geometry and improve vehicle handling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePre-greased ball joint for immediate use\u003c\/li\u003e\n\u003cli\u003eAluminum control arm with casting\/forged construction\u003c\/li\u003e\n\u003cli\u003eIncludes mounting hardware for straightforward installation\u003c\/li\u003e\n\u003cli\u003eThreaded ball joint stud with press-in mounting type\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW M3 suspension systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm and ball joint assembly (part number 521-590) features a lightweight aluminum control arm designed for regular grade suspension applications. The control arm measures a maximum length of 237 mm and a maximum width of 288.5 mm, finished in black for corrosion resistance. The ball joint is pre-installed and pre-greased, eliminating the need for additional lubrication during installation. It uses a press-in mounting type with a threaded stud of 14 mm diameter, ensuring secure attachment to the vehicle’s suspension system. The assembly includes one mounting hole with a diameter of 12.3 mm and comes with all necessary mounting hardware, though bushings are not included.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Application\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm and ball joint assembly is compatible with BMW M3 models, providing a direct replacement for worn or damaged suspension components. It is designed to restore proper suspension alignment and improve handling performance for these vehicles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRestores suspension stability and alignment\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged control arms and ball joints\u003c\/li\u003e\n\u003cli\u003eReduces suspension noise and vibration\u003c\/li\u003e\n\u003cli\u003eImproves steering response and control\u003c\/li\u003e\n\u003cli\u003ePrevents premature tire wear caused by suspension issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 521-590 assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and pre-greased, no additional lubrication is necessary. Ensure the mounting hardware is securely tightened to manufacturer torque specifications. This assembly is not adjustable, so alignment should be checked and corrected after installation. The absence of bushings means the existing bushings on the vehicle should be inspected and replaced if necessary.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-590 control arm and ball joint assembly undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty covering defects in materials and workmanship under normal use conditions.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43997243441333,"sku":"BKKY-521-590","price":167.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521590_Fro_95896e72-0b1e-411b-900f-3fdbbc8ac6ab.jpg?v=1775007880","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-590-suspension-control-arm-and-ball-joint-assembly","provider":"PartCatalog","version":"1.0","type":"link"}