{"product_id":"bosflag-mandrel-assembly-with-pulley-for-46-inch-mower-decks-direct-fit-oem-replacement-precision-machined","title":"BOSFLAG mandrel assembly with pulley for 46-inch mower decks — direct-fit OEM replacement, precision-machined","description":"\u003cp\u003e\u003cstrong\u003eReplacement mandrel assembly with matching pulley engineered to restore cutting performance on Husqvarna 46\" mower decks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis BOSFLAG kit pairs the 587125201 mandrel assembly with the 539113962 pulley to provide a direct-fit replacement for many Husqvarna, Craftsman, Poulan Pro and Jonsered zero-turn and lawn tractor decks. Built to meet or exceed OEM dimensions, the assembly and pulley are machined for consistent blade alignment and reliable belt tracking so you can get back to mowing quickly without guesswork.\u003c\/p\u003e\n\n\u003ch3\u003eWill this replace my original Husqvarna spindle and pulley?\u003c\/h3\u003e\n\u003cp\u003eYes—this kit is designed as a drop-in substitute for numerous OEM part numbers across brands. The mandrel and pulley match factory diameter, bore and mounting patterns so no machining or alteration is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces 587125201, Craftsman 174358\/174356, Oregon 82-012\/82-015 and more.\u003c\/li\u003e\n  \u003cli\u003ePulley specifications: height 0.84\", inner diameter 0.63\", outer diameter 5.47\" for precise belt fit.\u003c\/li\u003e\n  \u003cli\u003eShips complete with the pulley's correct bore to avoid belt slippage and misalignment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the BOSFLAG mandrel and pulley compared with OEM parts?\u003c\/h3\u003e\n\u003cp\u003eThe kit is manufactured from high-grade aluminum alloy for the mandrel and heavy-duty steel for the pulley, with protective coatings applied to resist corrosion and wear. These materials and finishes help maintain structural integrity under typical lawn-mower loads.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAluminum mandrel resists rust and reduces rotational mass for smoother spin.\u003c\/li\u003e\n  \u003cli\u003eSteel pulley is coated to protect against surface corrosion and abrasion from belts.\u003c\/li\u003e\n  \u003cli\u003ePrecision machining limits wobble, reducing premature belt and blade wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I install this myself and what tools do I need?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be straightforward for most home mechanics; the components adhere to OEM dimensions so they bolt in without modification. Typical replacement takes minutes when you have basic hand tools and a safe, stable workspace.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTools commonly required: set of wrenches, sockets, ratchet and screwdriver.\u003c\/li\u003e\n  \u003cli\u003eNo specialty presses or custom fabrication needed—fits factory mounting points.\u003c\/li\u003e\n  \u003cli\u003eFollow standard safety steps: disconnect spark plug and secure deck before work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich mower models and brands will this kit fit?\u003c\/h3\u003e\n\u003cp\u003eThis assembly covers a broad range of mower makes and models where the original OEM numbers are specified. Refer to the fitment list to confirm compatibility with your deck before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with many Husqvarna RZ and RZ46 series and related model numbers.\u003c\/li\u003e\n  \u003cli\u003eAlso fits Poulan Pro 460ZX, Craftsman 917204130 and Jonsered Z46R where specified.\u003c\/li\u003e\n  \u003cli\u003eCross-references include multiple Craftsman and Oregon replacement part numbers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This BOSFLAG mandrel and pulley kit is aimed at homeowners and small-property contractors who need a reliable, OEM-dimension replacement for worn or damaged spindle assemblies on 46\" decks. It suits anyone who prefers a DIY repair using standard tools, those preserving older machines with discontinued factory parts, and technicians who require a cost-effective, durable spare for routine maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this kit include bearings and mounting hardware?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the kit includes required hardware and bearings pre-fitted so you can install without sourcing extra parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this an exact OEM fit for Husqvarna 46\" decks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The mandrel and pulley are machined to OEM dimensions and list cross-reference part numbers for direct fit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BOSFLAG","offers":[{"title":"Default Title","offer_id":56825067700564,"sku":"B0B3J7LCP2","price":82.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/bosflag-mandrel-assembly-front-view.jpg?v=1786989283","url":"https:\/\/gardenluxe.co.uk\/products\/bosflag-mandrel-assembly-with-pulley-for-46-inch-mower-decks-direct-fit-oem-replacement-precision-machined","provider":"Gardenluxe Uk","version":"1.0","type":"link"}