{"product_id":"dorman-521-420-suspension-control-arm-and-ball-joint-assembly","title":"Dorman 521-420 Suspension Control Arm and Ball Joint Assembly - Front Left Upper or Front Right Upper","description":"\u003ch2\u003eDurable Suspension Control Arm and Ball Joint Assembly\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-420 suspension control arm and ball joint assembly is engineered for reliable performance on Dodge Ram 1500, Ram 2500, Ram 3500, and Ramcharger models. Designed with pre-greased components and included bushings, this assembly ensures smooth suspension operation and long-lasting durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePre-greased for immediate use and reduced maintenance\u003c\/li\u003e\n\u003cli\u003eIncludes rubber bushings for effective vibration dampening\u003c\/li\u003e\n\u003cli\u003eSteel control arm with casting\/forged construction for strength\u003c\/li\u003e\n\u003cli\u003eBall joint installed with threaded stud for secure mounting\u003c\/li\u003e\n\u003cli\u003eMounting hardware included for straightforward installation\u003c\/li\u003e\n\u003cli\u003eCompatible with light suspension grade applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm and ball joint assembly from Dorman is built with a steel control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly features a press-in ball joint with a 14 mm threaded stud and a 12.3 mm mounting hole diameter. Rubber bushings are included to reduce noise and absorb shocks, while the black finish provides corrosion resistance. The assembly is designed for non-adjustable suspension setups and includes all necessary mounting hardware for a complete replacement.\u003c\/p\u003e\u003ch2\u003eCompatible Dodge Ram Models\u003c\/h2\u003e\u003cp\u003eThis Dorman 521-420 control arm and ball joint assembly is compatible with the following Dodge vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDodge Ram 1500\u003c\/li\u003e\n\u003cli\u003eDodge Ram 2500\u003c\/li\u003e\n\u003cli\u003eDodge Ram 3500\u003c\/li\u003e\n\u003cli\u003eDodge Ramcharger\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Suspension Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged control arm bushings causing suspension noise\u003c\/li\u003e\n\u003cli\u003eLoose or failing ball joints affecting steering stability\u003c\/li\u003e\n\u003cli\u003eCorroded or weakened control arm compromising suspension integrity\u003c\/li\u003e\n\u003cli\u003eVibration and uneven tire wear due to faulty suspension components\u003c\/li\u003e\n\u003cli\u003eDifficulty maintaining proper wheel alignment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 521-420 assembly requires basic suspension knowledge and tools. Since the ball joint is pre-installed and the control arm is pre-greased, the assembly is ready for immediate installation. Ensure the mounting hole aligns correctly with the vehicle frame and torque all hardware to manufacturer specifications. This assembly is not adjustable, so proper fitment verification is essential before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman suspension components are manufactured to meet or exceed OEM standards. The 521-420 control arm and ball joint assembly undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43997173940405,"sku":"BKKY-521-420","price":117.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521420_Fro.jpg?v=1775007854","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-420-suspension-control-arm-and-ball-joint-assembly","provider":"PartCatalog","version":"1.0","type":"link"}