{"product_id":"dorman-521-311-suspension-control-arm","title":"Dorman 521-311 Suspension Control Arm - Front Left Upper","description":"\u003ch2\u003eOverview of Dorman Suspension Control Arm 521-311\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-311 suspension control arm is engineered for Nissan D21 and Pickup models, providing a reliable replacement component for your vehicle's suspension system. Constructed from durable steel with a coated black finish, this control arm is designed to maintain proper wheel alignment and suspension geometry.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Heavy-duty steel construction\u003c\/li\u003e\n\u003cli\u003eFinish: Protective black coating for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eLength: 262.5 mm overall length for precise fitment\u003c\/li\u003e\n\u003cli\u003eConstruction: Casting and forging for strength and durability\u003c\/li\u003e\n\u003cli\u003eBall joint mounting type: Welded with threaded stud (ball joint not included)\u003c\/li\u003e\n\u003cli\u003eBushing: No bushing included; designed for press-in type with 14.3 mm inside diameter\u003c\/li\u003e\n\u003cli\u003eCompatible with Nissan D21 and Pickup models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm (part number 521-311) is manufactured using a combination of casting and forging processes to ensure structural integrity and long-lasting performance. The steel material is coated in black to resist rust and wear from road conditions. The control arm features a welded ball joint mounting point with a threaded stud, although the ball joint itself is not included. It is designed to accommodate a press-in bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter, allowing for straightforward installation of compatible bushings. With an overall length of 262.5 mm, this control arm fits Nissan D21 and Pickup vehicles, maintaining proper suspension alignment and handling characteristics.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or damaged suspension control arms on Nissan D21 and Pickup\u003c\/li\u003e\n\u003cli\u003eAddresses issues such as uneven tire wear caused by misaligned suspension\u003c\/li\u003e\n\u003cli\u003eHelps correct steering instability or wandering\u003c\/li\u003e\n\u003cli\u003eResolves clunking noises from loose or damaged control arm components\u003c\/li\u003e\n\u003cli\u003eRestores proper suspension geometry for improved vehicle handling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 521-311 control arm requires removal of the old control arm and installation of compatible bushings and ball joints, as these components are not included. Ensure the press-in bushing is properly seated and the ball joint is securely mounted to the welded stud. It is recommended to have a professional alignment performed after installation to maintain optimal suspension performance 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 specifications, providing dependable performance for Nissan D21 and Pickup vehicles. While this control arm does not include bushings or ball joints, it is built with durable steel and a corrosion-resistant finish to extend service life. Please refer to Dorman's warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43997089366197,"sku":"BKKY-521-311","price":78.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521311_Fro.jpg?v=1775007838","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-311-suspension-control-arm","provider":"PartCatalog","version":"1.0","type":"link"}