{"product_id":"dorman-521-116-suspension-control-arm-and-ball-joint-assembly","title":"Dorman 521-116 Suspension Control Arm and Ball Joint Assembly - Front Left Upper, Front Right Upper or Front Upper","description":"\u003ch2\u003eDurable Suspension Control Arm and Ball Joint Assembly for Jeep\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-116 suspension control arm and ball joint assembly is engineered for reliable performance in Jeep Commander and Grand Cherokee models. Designed with quality materials and pre-greased components, this assembly supports smooth suspension operation and vehicle stability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePre-greased for immediate use without additional lubrication\u003c\/li\u003e\n\u003cli\u003eIncludes rubber bushings and mounting hardware for a complete installation\u003c\/li\u003e\n\u003cli\u003eIron control arm with a black finish for durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003ePress-in ball joint with threaded stud for secure mounting\u003c\/li\u003e\n\u003cli\u003eCompatible with Jeep Commander and Grand Cherokee suspension systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm and ball joint assembly (part number 521-116) features a light suspension grade type suitable for regular driving conditions. The control arm is constructed from forged and cast iron, measuring up to 288.5 mm in width and 237 mm in length, providing structural strength. The assembly includes rubber bushings to absorb vibrations and reduce noise, enhancing ride comfort. The ball joint is pre-installed and features a 14 mm threaded stud with a press-in mounting type, ensuring a secure fit. Mounting hardware is included, and the control arm has one mounting hole with a diameter of 12.3 mm. The black finish offers corrosion resistance to extend the part's service life.\u003c\/p\u003e\u003ch2\u003eCompatible Jeep Models and Applications\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm and ball joint assembly is specifically designed for Jeep Commander and Jeep Grand Cherokee vehicles. It is ideal for replacing worn or damaged suspension components to restore proper steering and handling performance. The assembly supports suspension systems requiring a light suspension grade control arm with integrated ball joint and bushings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRestores proper suspension geometry and alignment\u003c\/li\u003e\n\u003cli\u003eEliminates clunking or knocking noises from worn ball joints or bushings\u003c\/li\u003e\n\u003cli\u003eImproves vehicle handling and steering response\u003c\/li\u003e\n\u003cli\u003eReduces vibration and harshness during driving\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 521-116 control arm and ball joint assembly requires basic suspension repair tools and mechanical knowledge. Since the ball joint is pre-installed and the control arm is pre-greased, no additional lubrication is necessary during installation. Ensure the mounting hole aligns correctly with the vehicle frame and suspension components. Torque all mounting hardware to manufacturer specifications. It is recommended to perform a wheel alignment after installation to maintain proper suspension geometry and tire wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-116 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. This part comes with a limited warranty covering defects in materials and workmanship, providing confidence in its reliability for Jeep Commander and Grand Cherokee applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43989917794485,"sku":"BKKY-521-116","price":67.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521116_Fro.jpg?v=1775007803","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-116-suspension-control-arm-and-ball-joint-assembly","provider":"PartCatalog","version":"1.0","type":"link"}