{"product_id":"dorman-580-402-steering-knuckle-insert","title":"Dorman 580-402 Steering Knuckle Insert","description":"\u003ch2\u003eDorman Steering Knuckle Insert for Nissan and INFINITI\u003c\/h2\u003e\u003cp\u003eDorman 580-402 is a replacement steering knuckle insert built to match the fit and durability of the original equipment part. It is a steel insert with a 14.5 shaft diameter and a 32-degree insert angle, made for service repairs where the original insert has been damaged or dislodged.\u003c\/p\u003e\u003cp\u003eCompatible With Nissan Altima, 370Z, GT-R, Maxima, 350Z, 300ZX and INFINITI QX50, Q40, Q60, EX37, G37, EX35, G25, M35, M45, G35, Q45. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 4017333P00) for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel construction for steering knuckle service\u003c\/li\u003e\n\u003cli\u003eDirect replacement format for OE-style fitment\u003c\/li\u003e\n\u003cli\u003e14.5 shaft diameter\u003c\/li\u003e\n\u003cli\u003e32-degree insert angle\u003c\/li\u003e\n\u003cli\u003eNo drilling required\u003c\/li\u003e\n\u003cli\u003eNo reaming required\u003c\/li\u003e\n\u003cli\u003eFits rear upper, front rearward lower, front forward lower, and front lower applications listed below\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 580-402 steering knuckle insert is engineered for vehicles that use a serviceable knuckle insert at the suspension or steering connection point. It is built to match the original part’s fit and durability, helping restore proper attachment where the factory insert has worn, shifted, or been damaged during routine maintenance. The steel design and OE-style dimensions support accurate installation on the listed Nissan and INFINITI platforms, including rear upper applications on Altima, 370Z, GT-R, and Maxima models, as well as front lower applications on 300ZX and Q45 vehicles.\u003c\/p\u003e\u003cp\u003eUse Dorman 580-402 when servicing steering knuckle hardware on Nissan 350Z, INFINITI G35, and related chassis that require the specified insert geometry. The part number 580-402 is also a useful reference when sourcing a direct replacement for the original insert design.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Repair\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDamaged steering knuckle insert from suspension service\u003c\/li\u003e\n\u003cli\u003eDislocated insert at the knuckle connection point\u003c\/li\u003e\n\u003cli\u003eImproper fit after prior steering or suspension repair\u003c\/li\u003e\n\u003cli\u003eWear-related issues at the insert interface\u003c\/li\u003e\n\u003cli\u003eRestoration of OE-style mounting geometry on listed Nissan and INFINITI models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify the vehicle position and note details before ordering: rear upper, front rearward lower, front forward lower, or front lower.\u003c\/li\u003e\n\u003cli\u003eNo drill or reamer is required for installation.\u003c\/li\u003e\n\u003cli\u003eConfirm shaft diameter and insert angle against the original part before service.\u003c\/li\u003e\n\u003cli\u003eUse the vehicle’s service procedure for steering knuckle removal and reinstallation.\u003c\/li\u003e\n\u003cli\u003eCheck alignment after steering or suspension work is completed.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures replacement steering and suspension components to match OE fit and function for repair applications. Part number 580-402 is built as a direct replacement insert for the listed Nissan and INFINITI vehicles.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52776252702901,"sku":"BKKY-580-402","price":31.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_580402_Fro.jpg?v=1783493083","url":"https:\/\/www.partcatalog.com\/products\/dorman-580-402-steering-knuckle-insert","provider":"PartCatalog","version":"1.0","type":"link"}