{"product_id":"dorman-521-372-suspension-control-arm-and-ball-joint-assembly","title":"Dorman 521-372 Suspension Control Arm and Ball Joint Assembly - Front Right Upper","description":"\u003ch2\u003eOverview of Dorman Suspension Control Arm 521-372\u003c\/h2\u003e\u003cp\u003eThe Dorman Suspension Control Arm and Ball Joint Assembly 521-372 is designed for reliable suspension performance on select Lexus and Toyota models. Engineered to meet regular grade suspension requirements, this control arm assembly is compatible with vehicles such as the Lexus GX460, GX470, and Toyota 4Runner and FJ Cruiser.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eControl arm made from durable steel with a black finish\u003c\/li\u003e\n\u003cli\u003eIncludes rubber and steel bushings for enhanced suspension stability\u003c\/li\u003e\n\u003cli\u003eMachined ball joint with threaded stud and installed for convenience\u003c\/li\u003e\n\u003cli\u003eMounting hardware included for straightforward installation\u003c\/li\u003e\n\u003cli\u003eDesigned for light suspension grade applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Dorman control arm assembly (part number 521-372) features a casting\/forged steel construction that provides structural integrity and durability. The control arm measures up to 288.5 mm in width and 237 mm in length, ensuring proper fitment and alignment. It comes with pre-installed ball joints that have a 14 mm threaded stud diameter and a machined mounting type, which supports secure attachment and smooth steering response. The assembly includes both rubber and steel bushings to absorb road vibrations and maintain suspension geometry. Although the control arm is not greaseable and does not include a grease fitting, it is designed for maintenance-free operation. The package contains one control arm with one mounting hole of 12.3 mm diameter and all necessary mounting hardware for installation.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm assembly is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLexus GX460\u003c\/li\u003e\n\u003cli\u003eLexus GX470\u003c\/li\u003e\n\u003cli\u003eToyota 4Runner\u003c\/li\u003e\n\u003cli\u003eToyota FJ Cruiser\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is intended for use in light suspension grade applications where regular grade control arms are required.\u003c\/p\u003e\u003ch2\u003eCommon Suspension Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged control arm bushings causing poor handling\u003c\/li\u003e\n\u003cli\u003eLoose or failing ball joints leading to steering instability\u003c\/li\u003e\n\u003cli\u003eCorroded or bent control arms affecting wheel alignment\u003c\/li\u003e\n\u003cli\u003eExcessive suspension noise or vibration\u003c\/li\u003e\n\u003cli\u003eUneven tire wear due to suspension component wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle is securely lifted and supported before removal\u003c\/li\u003e\n\u003cli\u003eCompare new control arm dimensions with the original part for fitment\u003c\/li\u003e\n\u003cli\u003eTorque mounting hardware to manufacturer specifications\u003c\/li\u003e\n\u003cli\u003eCheck alignment after installation to maintain proper handling\u003c\/li\u003e\n\u003cli\u003eSince the ball joint is pre-installed and non-greaseable, no additional lubrication is required\u003c\/li\u003e\n\u003c\/ul\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 521-372 control arm assembly undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43997142188213,"sku":"BKKY-521-372","price":226.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521372_Fro.jpg?v=1775007846","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-372-suspension-control-arm-and-ball-joint-assembly","provider":"PartCatalog","version":"1.0","type":"link"}