{"product_id":"dorman-520-147-suspension-control-arm","title":"Dorman 520-147 Suspension Control Arm - Front Left Lower","description":"\u003ch2\u003eOverview of Dorman Suspension Control Arm 520-147\u003c\/h2\u003e\u003cp\u003eThe Dorman 520-147 suspension control arm is engineered for reliable performance in select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed with durable steel construction and a coated finish, this control arm supports stable suspension function for models like the Cutlass Supreme, Grand Prix, Lumina, Monte Carlo, and Regal.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-strength steel with casting and forging methods\u003c\/li\u003e\n\u003cli\u003eIncludes a black rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 262.5 mm for precise fitment\u003c\/li\u003e\n\u003cli\u003eWelded ball joint mounting type with threaded stud (ball joint not included)\u003c\/li\u003e\n\u003cli\u003eCoated black finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003ePress-in end type with bushing linkage end\u003c\/li\u003e\n\u003cli\u003eIncludes one rubber bushing; mounting hardware and ball joint not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 520-147 suspension control arm is designed to restore proper suspension geometry and handling characteristics in compatible vehicles. Its steel construction combines casting and forging techniques to provide strength and durability under road stress. The included rubber bushing helps absorb vibrations and reduce noise, contributing to a smoother ride. The control arm features a welded ball joint mounting point with a threaded stud, allowing for secure attachment of the ball joint (sold separately). The coated black finish offers protection against corrosion, extending the service life of the component. With an overall length of 262.5 mm and precise bushing dimensions, this control arm is engineered to meet factory specifications for Buick Cutlass Supreme, Chevrolet Lumina, Oldsmobile Regal, Pontiac Grand Prix, and Monte Carlo models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm is compatible with the following makes and models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuick Cutlass Supreme\u003c\/li\u003e\n\u003cli\u003eChevrolet Lumina\u003c\/li\u003e\n\u003cli\u003eOldsmobile Regal\u003c\/li\u003e\n\u003cli\u003ePontiac Grand Prix\u003c\/li\u003e\n\u003cli\u003ePontiac Monte Carlo\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 excessive play\u003c\/li\u003e\n\u003cli\u003eCorroded or weakened control arm structure affecting alignment\u003c\/li\u003e\n\u003cli\u003eNoise and vibration from deteriorated suspension components\u003c\/li\u003e\n\u003cli\u003eLoose or damaged ball joint mounting points (ball joint replacement required separately)\u003c\/li\u003e\n\u003cli\u003eUneven tire wear due to suspension misalignment\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\u003eInspect ball joint and mounting hardware; replace if necessary as they are not included\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications when installing the control arm\u003c\/li\u003e\n\u003cli\u003eCheck alignment after installation to maintain handling performance\u003c\/li\u003e\n\u003cli\u003eGrease fitting is not included; no lubrication points on this control arm\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 520-147 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 Dorman’s official documentation for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43979192271029,"sku":"BKKY-520-147","price":89.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_520147_Fro.jpg?v=1775007556","url":"https:\/\/www.partcatalog.com\/products\/dorman-520-147-suspension-control-arm","provider":"PartCatalog","version":"1.0","type":"link"}