{"product_id":"dorman-521-042-suspension-control-arm-and-ball-joint-assembly","title":"Dorman 521-042 Suspension Control Arm and Ball Joint Assembly - Front Right Upper","description":"\u003ch2\u003eDurable Suspension Control Arm and Ball Joint Assembly for Ford Expedition\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-042 suspension control arm and ball joint assembly is engineered to restore precise steering and suspension performance for your Ford Expedition. Designed with quality materials and pre-greased components, this assembly ensures reliable operation and long service life.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePre-greased for immediate installation and smooth operation\u003c\/li\u003e\n\u003cli\u003eIncludes rubber bushings and mounting hardware for a complete replacement\u003c\/li\u003e\n\u003cli\u003eIron control arm with casting\/forged construction for strength and durability\u003c\/li\u003e\n\u003cli\u003ePress-in ball joint with threaded stud for secure mounting\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford Expedition models requiring a light suspension grade type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm and ball joint assembly (part number 521-042) features a black iron control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a pre-installed ball joint with a 14 mm threaded stud and a 12.3 mm mounting hole diameter. Rubber bushings are included to reduce vibration and noise, while the mounting hardware simplifies installation. The assembly is designed for a light suspension grade type and is not adjustable, ensuring a direct fit replacement for compatible Ford Expedition vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Applications and Use Cases\u003c\/h2\u003e\u003cp\u003eThis control arm and ball joint assembly is specifically compatible with Ford Expedition models. It is intended to address common suspension issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged control arm bushings causing steering instability\u003c\/li\u003e\n\u003cli\u003eLoose or failing ball joints leading to uneven tire wear\u003c\/li\u003e\n\u003cli\u003eExcessive suspension noise or vibration\u003c\/li\u003e\n\u003cli\u003eAlignment problems due to bent or compromised control arms\u003c\/li\u003e\n\u003cli\u003eReduced handling performance and vehicle control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 521-042 assembly requires basic suspension repair tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for direct installation. Ensure the mounting hole aligns properly with the vehicle’s frame and torque all hardware to manufacturer specifications. This assembly does not include a grease fitting, so no additional greasing is necessary after installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 521-042 suspension control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. This product comes with a limited warranty covering defects in material and workmanship, providing confidence in your replacement part for your Ford Expedition.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43988631355573,"sku":"BKKY-521-042","price":87.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521042_Fro.jpg?v=1775007786","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-042-suspension-control-arm-and-ball-joint-assembly","provider":"PartCatalog","version":"1.0","type":"link"}