{"product_id":"dorman-425-121-steering-shaft-lower-intermediate","title":"Dorman 425-121 Steering Shaft - Lower Intermediate","description":"\u003ch2\u003eDorman Steering Shaft for Silverado and Sierra\u003c\/h2\u003e\u003cp\u003eDorman 425-121 is a direct replacement steering shaft for specific Chevrolet Silverado and GMC Sierra heavy-duty applications. It is precision-machined for a secure fit and tested to meet Federal Motor Vehicle Safety Standards, making it a practical OE-style solution for steering repair.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement steering shaft for selected lower intermediate steering applications\u003c\/li\u003e\n\u003cli\u003ePrecision-machined steel construction with a painted black finish\u003c\/li\u003e\n\u003cli\u003eInternal profile end and thru-hole end design\u003c\/li\u003e\n\u003cli\u003eIncludes one universal joint for the specified application\u003c\/li\u003e\n\u003cli\u003eBuilt and tested to meet Federal Motor Vehicle Safety Standards\u003c\/li\u003e\n\u003cli\u003eFits 2017-2019 Chevrolet Silverado 2500 HD, lower intermediate, w\/RPO Code NV8 (Variable Magnetic Speed Power Steering)\u003c\/li\u003e\n\u003cli\u003eFits 2017-2019 Chevrolet Silverado 3500 HD, lower intermediate, w\/RPO Code NV8 (Variable Magnetic Speed Power Steering)\u003c\/li\u003e\n\u003cli\u003eFits 2017-2019 GMC Sierra 2500 HD, lower intermediate, w\/RPO Code NV8 (Variable Magnetic Speed Power Steering)\u003c\/li\u003e\n\u003cli\u003eFits 2017-2019 GMC Sierra 3500 HD, lower intermediate, w\/RPO Code NV8 (Variable Magnetic Speed Power Steering)\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Chevrolet Silverado 2500, lower intermediate, w\/RPO Code NV8 (Variable Magnetic Speed Power Steering)\u003c\/li\u003e\n\u003cli\u003eFits 2017-2018 Chevrolet Silverado 3500, lower intermediate, w\/RPO Code NV8 (Variable Magnetic Speed Power Steering)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis steering shaft is engineered as a standard replacement for the lower intermediate steering position on select Chevrolet Silverado and GMC Sierra trucks equipped with RPO code NV8 Variable Magnetic Speed Power Steering. The steel shaft measures 390 mm in length and features a 30.45 mm diameter, with a black painted finish for corrosion-resistant appearance and serviceability. Dorman 425-121 is designed to restore proper steering connection where the original shaft has worn, loosened, or developed play. This part cross-references 84326268 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteering wheel looseness caused by wear in the lower intermediate shaft\u003c\/li\u003e\n\u003cli\u003eBinding or rough steering feel from a damaged shaft assembly\u003c\/li\u003e\n\u003cli\u003eExcessive steering play related to worn internal profile or thru-hole connections\u003c\/li\u003e\n\u003cli\u003eNoise or clunking from a deteriorated steering shaft joint\u003c\/li\u003e\n\u003cli\u003eLoss of precise steering response in Silverado and Sierra HD trucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the vehicle’s RPO code NV8 and confirm the lower intermediate position before installation. Match the shaft length, end types, and mounting points to the original component, and inspect the surrounding steering linkage for wear before reassembly. Dorman 425-121 is supplied as a direct-fit replacement for the listed applications and includes the necessary mounting hardware for the specified installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman tests this steering shaft to Federal Motor Vehicle Safety Standards and uses precision machining to support a tight, secure fit in the listed Chevrolet Silverado and GMC Sierra applications. The part is built as a standard replacement for dependable steering system service.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52752744874165,"sku":"BKKY-425-121","price":132.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_425121_TOP.jpg?v=1782885942","url":"https:\/\/www.partcatalog.com\/products\/dorman-425-121-steering-shaft-lower-intermediate","provider":"PartCatalog","version":"1.0","type":"link"}