{"product_id":"dorman-b6445rd-suspension-ball-joint-front-lower","title":"Dorman B6445RD Suspension Ball Joint - Front Lower","description":"\u003ch2\u003eDorman RD B6445RD Front Lower Ball Joint\u003c\/h2\u003e\u003cp\u003eDorman RD B6445RD is a threaded, press-in front lower suspension ball joint built for severe-duty service. It is a direct replacement for specified Cadillac, Chevrolet, and GMC applications that see towing, hauling, off-road use, and other demanding conditions.\u003c\/p\u003e\u003cp\u003eThe RD line, or Rugged Duty, is Dorman’s heavy-service chassis range. For vehicles such as the Chevrolet Silverado, GMC Yukon, and Cadillac DTS, this line focuses on corrosion resistance, durable construction, and dependable steering and suspension performance in hard-working environments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eQuenched and tempered steel housing for severe-duty suspension service\u003c\/li\u003e\n\u003cli\u003eExclusive protective coating for improved corrosion resistance\u003c\/li\u003e\n\u003cli\u003eThreaded, press-in design for specified front lower applications\u003c\/li\u003e\n\u003cli\u003eGreaseable design with pre-loaded premium grease where applicable\u003c\/li\u003e\n\u003cli\u003eDust boot included with molded-in standoffs to help retain lubrication\u003c\/li\u003e\n\u003cli\u003eCastle nut and mounting hardware included with corrosion-resistant coating\u003c\/li\u003e\n\u003cli\u003eTapered stud design with cotter pin hole\u003c\/li\u003e\n\u003cli\u003ePremium suspension grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman RD B6445RD is engineered for front lower suspension positions on heavy-duty trucks, vans, and SUVs that need consistent steering response under load. It uses a steel ball joint assembly with a polychloroprene dust boot, gray finish, and a 12 mm wrench size. The threaded, press-in mounting style is matched to the listed applications, and the greaseable design supports regular maintenance for long service life. This part cross-references MOOG Chassis Products K6445 for the same application.\u003c\/p\u003e\u003cp\u003eCompatible With applications such as 1995-1999 Chevrolet Silverado front lower, 1995-2000 Chevrolet Tahoe front lower, and 1995-1999 GMC Yukon front lower. It also serves heavy-duty platforms including 1988-2000 Chevrolet C2500 front lower and 1988-2000 GMC C3500 front lower. Part number B6445RD is also listed for 2006-2011 Cadillac DTS front lower heavy duty model and 1996-2002 Chevrolet Express 3500 front lower.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront-end looseness or play in the lower suspension\u003c\/li\u003e\n\u003cli\u003eClunking or popping from worn ball joint components\u003c\/li\u003e\n\u003cli\u003eUneven tire wear related to suspension wear\u003c\/li\u003e\n\u003cli\u003eSteering instability on loaded or high-mileage vehicles\u003c\/li\u003e\n\u003cli\u003eCorrosion-related failure in severe-duty environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the vehicle’s exact year, make, model, and front lower suspension configuration before installation. This part uses a press-in mounting type and a threaded stud with a tapered design, so proper suspension service tools are required. Confirm the cotter pin hole, castle nut, and hardware match the application before assembly. For best results, follow the vehicle service procedure and lubrication schedule for greaseable suspension components.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman RD chassis parts are built for severe-duty service with steel construction, corrosion-resistant coatings, and application-specific engineering for specified vehicles. B6445RD is designed for demanding use on trucks, vans, and SUVs where suspension reliability matters.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52734136811701,"sku":"BKKY-B6445RD","price":45.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_B6445RD_Fro.jpg?v=1782282912","url":"https:\/\/www.partcatalog.com\/products\/dorman-b6445rd-suspension-ball-joint-front-lower","provider":"PartCatalog","version":"1.0","type":"link"}