{"product_id":"dorman-521-327-suspension-control-arm","title":"Dorman 521-327 Suspension Control Arm - Rear Left Lower Forward or Rear Right Lower Forward","description":"\u003ch2\u003eOverview of Dorman Suspension Control Arm 521-327\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-327 suspension control arm is engineered for reliable performance in Ford Fusion, Lincoln MKZ, Mazda Milan, and Mercury Zephyr vehicles. Constructed from durable steel with a coated black finish, this lateral link control arm offers adjustable features and includes rubber bushings for enhanced suspension stability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade from high-strength steel with casting and forged construction\u003c\/li\u003e\n\u003cli\u003eBlack coated finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes one rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter\u003c\/li\u003e\n\u003cli\u003eAdjustable design for precise suspension alignment\u003c\/li\u003e\n\u003cli\u003eBall joint mounting type is welded; ball joint not included\u003c\/li\u003e\n\u003cli\u003eOverall length of 262.5 mm suitable for specified vehicle models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-327 suspension control arm is designed to restore proper suspension geometry and handling characteristics in compatible vehicles such as the Ford Fusion, Lincoln MKZ, Mazda Milan, and Mercury Zephyr. Its steel construction combines casting and forging processes to provide strength and durability under road stress. The black coated finish helps resist corrosion and wear over time. This lateral link features a single rubber bushing that cushions suspension movement and reduces noise and vibration. The bushing measures 14.3 mm inside diameter and 39.6 mm outside diameter, with a length of 92 mm, ensuring a secure fit and smooth articulation. The control arm is adjustable, allowing for fine-tuning of suspension alignment to maintain optimal vehicle handling. While the ball joint mounting is welded and uses a threaded stud type, the ball joint itself is not included with this part.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper suspension alignment and handling in Ford Fusion, Lincoln MKZ, Mazda Milan, and Mercury Zephyr\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged lateral link control arms causing uneven tire wear\u003c\/li\u003e\n\u003cli\u003eEliminates suspension noise and vibration due to deteriorated bushings\u003c\/li\u003e\n\u003cli\u003eCorrects steering instability and poor vehicle tracking\u003c\/li\u003e\n\u003cli\u003eAddresses suspension component wear from road impacts or corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with vehicle make and model before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to remove old control arm and install the new Dorman 521-327\u003c\/li\u003e\n\u003cli\u003eAdjust the control arm as needed to achieve correct suspension alignment\u003c\/li\u003e\n\u003cli\u003eInspect related suspension components such as ball joints and mounting hardware during replacement\u003c\/li\u003e\n\u003cli\u003eProfessional alignment is recommended after installation to optimize handling\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 specifications for fit, form, and function. The 521-327 control arm undergoes rigorous quality checks to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to product documentation for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43997098049717,"sku":"BKKY-521-327","price":57.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521327_Fro.jpg?v=1775007841","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-327-suspension-control-arm","provider":"PartCatalog","version":"1.0","type":"link"}