{"product_id":"dorman-526-103-suspension-control-arm-and-ball-joint-assembly-front-left-upper","title":"Dorman 526-103 Suspension Control Arm and Ball Joint Assembly - Front Left Upper","description":"\u003ch2\u003eDorman 526-103 Front Left Upper Control Arm\u003c\/h2\u003e\u003cp\u003eDorman 526-103 is a direct replacement suspension control arm and ball joint assembly for specific applications, including 2001-2005 Lexus IS300 front left upper positions. Built from stamped steel with a black finish, it is pre-greased and supplied with mounting hardware for a straightforward OE-style service replacement.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for the original equipment control arm and ball joint assembly\u003c\/li\u003e\n\u003cli\u003eFits 2001-2005 Lexus IS300, front left upper\u003c\/li\u003e\n\u003cli\u003eStamped steel control arm construction with regular-duty grade type\u003c\/li\u003e\n\u003cli\u003eBall joint installed and pre-greased for service-ready installation\u003c\/li\u003e\n\u003cli\u003ePress-in ball joint mounting type with threaded stud design\u003c\/li\u003e\n\u003cli\u003eMounting hardware included; rubber bushing material specified in the assembly design\u003c\/li\u003e\n\u003cli\u003eCross-references Delphi TC1384 and Mevotech Supreme CMS86177 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm assembly is engineered as an OE replacement for the Lexus IS300 front left upper suspension position. The stamped steel arm, press-in ball joint design, and pre-greased construction support smooth ride quality, directional stability, and predictable suspension response. For buyers searching for a Lexus IS300 front left upper control arm or Dorman 526-103 replacement, this part provides a direct-fit service solution for the listed model years.\u003c\/p\u003e\u003cp\u003eCompatible With 2001-2005 Lexus IS300, front left upper. The assembly uses a threaded ball joint stud, a 12 mm ball joint thread diameter, and a 17.9 mm stud length. It is non-adjustable and non-greaseable, which keeps the design simple and consistent with the original equipment layout.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive front-end looseness or wandering\u003c\/li\u003e\n\u003cli\u003eClunking or knocking from the upper suspension area\u003c\/li\u003e\n\u003cli\u003eUneven tire wear caused by worn suspension geometry\u003c\/li\u003e\n\u003cli\u003eReduced steering stability during braking or cornering\u003c\/li\u003e\n\u003cli\u003eVisible wear or damage to the original upper control arm assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify vehicle fitment by year, make, model, and front left upper position before installation. Because the ball joint is installed and the assembly is pre-greased, the part is prepared for replacement service, but suspension fasteners should still be torqued to factory specifications after the vehicle is at ride height. Inspect adjacent suspension components, including bushings and related joints, for wear before completing the repair.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman uses an industry-focused evaluation process to help ensure the replacement assembly delivers consistent ride control and suspension behavior. This part number, 526-103, is built to match the original equipment application for the listed Lexus IS300 fitment.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52752833020085,"sku":"BKKY-526-103","price":81.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_526103_Fro.jpg?v=1782888995","url":"https:\/\/www.partcatalog.com\/products\/dorman-526-103-suspension-control-arm-and-ball-joint-assembly-front-left-upper","provider":"PartCatalog","version":"1.0","type":"link"}