{"product_id":"dorman-b6539rd-suspension-ball-joint-front-lower","title":"Dorman B6539RD Suspension Ball Joint - Front Lower","description":"\u003ch2\u003eDorman RD Front Lower Ball Joint B6539RD\u003c\/h2\u003e\u003cp\u003eDorman RD B6539RD is a threaded front lower suspension ball joint built for severe-duty service. It is engineered for 1999-2006 Chevrolet Silverado 1500 and GMC Sierra 1500, plus 2007 Silverado 1500 Classic and Sierra 1500 Classic front lower applications.\u003c\/p\u003e\u003ch2\u003eRD Rugged Duty Construction\u003c\/h2\u003e\u003cp\u003eThe RD line is Dorman’s heavy-duty chassis series for vehicles that see off-road work, towing, hauling, and emergency-service use. This ball joint uses a quenched and tempered steel housing with a protective finish for added corrosion resistance, and the dust boot is made from polychloroprene to help retain grease and protect the joint.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFits 1999-2006 Chevrolet Silverado 1500, front lower\u003c\/li\u003e\n\u003cli\u003eFits 1999-2006 GMC Sierra 1500, front lower\u003c\/li\u003e\n\u003cli\u003eFits 2007 Chevrolet Silverado 1500 Classic, front lower\u003c\/li\u003e\n\u003cli\u003eFits 2007 GMC Sierra 1500 Classic, front lower\u003c\/li\u003e\n\u003cli\u003eThreaded design with taper stud type\u003c\/li\u003e\n\u003cli\u003eGreaseable construction with premium grease pre-loaded where applicable\u003c\/li\u003e\n\u003cli\u003eSteel housing with corrosion-resistant coating\u003c\/li\u003e\n\u003cli\u003eCastle nut, dust boot, cotter pin hole, and mounting hardware included\u003c\/li\u003e\n\u003cli\u003ePremium suspension grade type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eDorman RD B6539RD is a direct replacement suspension ball joint for the front lower position on selected Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. It is built with a steel body, gray finish, 61 mm maximum outside diameter, 111 mm length, 59 mm width, and 85.03 mm height. The stud uses a taper profile with 35.5 mm thread length and a 12 mm wrench size. This part cross-references MOOG Chassis Products K6539 and Mevotech TTX TXK6539 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Repair Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront-end looseness or play from a worn lower ball joint\u003c\/li\u003e\n\u003cli\u003eClunking or popping noises over bumps and during steering input\u003c\/li\u003e\n\u003cli\u003eUneven tire wear caused by suspension joint wear\u003c\/li\u003e\n\u003cli\u003eSteering instability on Silverado 1500 and Sierra 1500 trucks\u003c\/li\u003e\n\u003cli\u003eCorrosion-related failure in severe-duty or high-exposure service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify front lower position and vehicle year before installation. This threaded ball joint uses a bolt-on mounting type with four mounting holes and includes a cotter pin hole for secure fastening. Inspect the surrounding control arm, fasteners, and steering components during service, and follow the vehicle service procedure for torque and alignment checks after replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman RD chassis parts are engineered for severe-duty use and manufactured with corrosion-resistant materials and coatings to support long service life in demanding truck applications. B6539RD is built to replace failed original equipment on specified vehicles with a focus on durability and serviceability.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52734136910005,"sku":"BKKY-B6539RD","price":65.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_B6539RD_Fro.jpg?v=1782282933","url":"https:\/\/www.partcatalog.com\/products\/dorman-b6539rd-suspension-ball-joint-front-lower","provider":"PartCatalog","version":"1.0","type":"link"}