{"product_id":"husqvarna-539105711-21-hd-blade-replacement-lawn-mower-heavy-duty-cutting-blade","title":"Husqvarna 539105711 21\" HD Blade – Replacement Lawn Mower Heavy-Duty Cutting Blade","description":"\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 539105711\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Lawn Mower Replacement Parts\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e 21\" HD Blade – Replacement Lawn Mower Heavy-Duty Cutting Blade\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eHusqvarna 539105711 21\" HD Blade\u003c\/strong\u003e is a replacement mower cutting blade designed for compatible \u003cstrong\u003eHusqvarna lawn mowing equipment\u003c\/strong\u003e. Featuring a \u003cstrong\u003e21-inch heavy-duty (HD) configuration\u003c\/strong\u003e, this blade is intended to provide the cutting action required by the applicable mower deck and blade-drive system. Ideal for replacing a dull, bent, chipped, excessively worn, cracked, damaged, or unserviceable blade, the 539105711 helps restore proper cutting performance and the mower’s intended blade configuration.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 539105711\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Mower Blade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlade Length:\u003c\/strong\u003e 21\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e HD \/ Heavy-Duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Replacement Cutting Blade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Lawn Mower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Mower Deck \/ Cutting System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Grass Cutting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement \u003cstrong\u003e21-inch mower blade\u003c\/strong\u003e for compatible Husqvarna equipment\u003c\/li\u003e\n\u003cli\u003eFeatures the specified \u003cstrong\u003eHD \/ heavy-duty configuration\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned to provide the cutting action required by the applicable mower deck\u003c\/li\u003e\n\u003cli\u003eHelps restore consistent cutting performance when the original blade becomes worn or damaged\u003c\/li\u003e\n\u003cli\u003eSupports the mower’s intended cutting-system configuration\u003c\/li\u003e\n\u003cli\u003eSuitable for routine mower maintenance, blade replacement, and cutting-system restoration\u003c\/li\u003e\n\u003cli\u003eIdeal for replacing a \u003cstrong\u003edull, bent, chipped, excessively worn, cracked, damaged, or unserviceable\u003c\/strong\u003e mower blade\u003c\/li\u003e\n\u003cli\u003ePractical replacement component for maintaining dependable lawn-cutting performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHusqvarna lawn mowers\u003c\/li\u003e\n\u003cli\u003eCompatible lawn and garden equipment\u003c\/li\u003e\n\u003cli\u003eMowers requiring a \u003cstrong\u003e21\" HD blade\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMower deck cutting systems\u003c\/li\u003e\n\u003cli\u003eGrass-cutting applications\u003c\/li\u003e\n\u003cli\u003eBlade-drive assemblies\u003c\/li\u003e\n\u003cli\u003eReplacement of worn or damaged mower blades\u003c\/li\u003e\n\u003cli\u003eLawn mower maintenance and repair\u003c\/li\u003e\n\u003cli\u003eCutting-system restoration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify \u003cstrong\u003epart number 539105711\u003c\/strong\u003e before ordering\u003c\/li\u003e\n\u003cli\u003eConfirm compatibility with your specific Husqvarna mower model and cutting-deck configuration\u003c\/li\u003e\n\u003cli\u003eVerify that your application requires a \u003cstrong\u003e21-inch HD blade\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlade length alone does \u003cstrong\u003enot\u003c\/strong\u003e determine compatibility\u003c\/li\u003e\n\u003cli\u003eThe exact \u003cstrong\u003eblade width, thickness, center-hole dimensions, mounting pattern, lift profile, cutting-edge configuration, and orientation\u003c\/strong\u003e are not identified in the supplied product information; compare these specifications with the original blade\u003c\/li\u003e\n\u003cli\u003eDo not assume this blade is specifically a \u003cstrong\u003emulching, bagging, high-lift, low-lift, or combination blade\u003c\/strong\u003e unless confirmed for your equipment\u003c\/li\u003e\n\u003cli\u003eCompare the original blade’s \u003cstrong\u003elength, width, thickness, center hole, mounting pattern, cutting profile, lift design, and orientation\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not substitute a mower blade based solely on approximate length or appearance\u003c\/li\u003e\n\u003cli\u003eInspect associated \u003cstrong\u003eblade adapters, spindles, mandrels, shafts, washers, blade bolts, pulleys, bearings, and mounting hardware\u003c\/strong\u003e for wear or damage\u003c\/li\u003e\n\u003cli\u003eNever attempt to straighten, weld, or repair a \u003cstrong\u003ecracked or severely bent blade\u003c\/strong\u003e for continued use\u003c\/li\u003e\n\u003cli\u003eVerify whether any \u003cstrong\u003eblade bolts, washers, adapters, or other mounting hardware\u003c\/strong\u003e are included or must be purchased separately\u003c\/li\u003e\n\u003cli\u003eShut off the mower, disconnect the appropriate power source, and ensure the blade has completely stopped before servicing the cutting system\u003c\/li\u003e\n\u003cli\u003eUse appropriate hand protection when handling mower blades, as the cutting edges may be sharp\u003c\/li\u003e\n\u003cli\u003eInstall the blade in the correct \u003cstrong\u003eorientation and direction\u003c\/strong\u003e and tighten mounting hardware according to the equipment manufacturer’s specifications\u003c\/li\u003e\n\u003cli\u003eAfter installation, verify proper \u003cstrong\u003eblade retention, orientation, clearance, balance, and unobstructed rotation\u003c\/strong\u003e before returning the mower to normal operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":53825685225835,"sku":"539105711","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/539105711.jpg?v=1788883430","url":"https:\/\/generalsprayers.com\/products\/husqvarna-539105711-21-hd-blade-replacement-lawn-mower-heavy-duty-cutting-blade","provider":"GeneralSprayers","version":"1.0","type":"link"}