{"product_id":"husqvarna-21-drive-rwd-deck-belt-580364608-oem-21-inch-replacement-for-lc221r-lc221rh-factory-fit-durability","title":"Husqvarna 21\" Drive RWD Deck Belt 580364608 — OEM 21-inch replacement for LC221R\/LC221RH, factory-fit durability","description":"\u003cp\u003e\u003cstrong\u003eGenuine Husqvarna 21\" rear-wheel-drive (RWD) deck belt 580364608 replaces worn belts on compatible lawn mowers to restore proper deck and drive operation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Husqvarna LC221R or LC221RH mower is slipping, making unusual noises, or not engaging the deck properly, a worn drive belt is often the cause. This 21-inch, factory-original RWD belt is manufactured to Husqvarna specifications for fit and durability and comes as a single replacement unit. It’s intended to match the tension, profile, and material characteristics of the original equipment so installation and function are straightforward when the correct part number is used.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know this belt fits my mower?\u003c\/h3\u003e\n\u003cp\u003eConfirm compatibility by checking your mower’s parts diagram or owner’s manual for Husqvarna part number 580364608, or for the LC221R \/ LC221RH model listings. While this belt is designed for those models, some other brands or model variants may use the same size and profile; always verify the specific part number before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits Husqvarna models: LC221R, LC221RH\u003c\/li\u003e\n  \u003cli\u003eExact Husqvarna part number: 580364608\u003c\/li\u003e\n  \u003cli\u003eMeasure belt length and profile against the old belt if uncertain\u003c\/li\u003e\n  \u003cli\u003eRefer to OEM parts diagram for correct routing and placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the key attributes of this OEM drive belt?\u003c\/h3\u003e\n\u003cp\u003eThis is an original-equipment 21-inch deck\/drive belt built to Husqvarna’s standards for material and construction. It is supplied as a single unit and packed to prevent deformation during shipping. Seasonal replacement is recommended to maintain reliable mower operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLength: 21 inches (designed for RWD application)\u003c\/li\u003e\n  \u003cli\u003eOEM manufacturer part: Husqvarna 580364608\u003c\/li\u003e\n  \u003cli\u003eSold as one replacement belt per package\u003c\/li\u003e\n  \u003cli\u003eShipped in protective packaging sized 16\" x 10.5\" x 4\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I replace the drive belt and what tools do I need?\u003c\/h3\u003e\n\u003cp\u003eReplacing a deck\/drive belt is a routine maintenance task for most homeowners familiar with small-engined equipment. Basic hand tools and safe lifting or support for the mower deck are needed; follow the mower’s service manual for correct belt routing and tensioning steps to avoid damage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical tools: socket set, screwdrivers, pliers, and a work stand or wheel chocks\u003c\/li\u003e\n  \u003cli\u003eFollow OEM belt routing diagrams to ensure correct installation\u003c\/li\u003e\n  \u003cli\u003eInspect pulleys and idlers for wear when replacing the belt\u003c\/li\u003e\n  \u003cli\u003eWear gloves and disconnect spark plug before beginning work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I replace this belt?\u003c\/h3\u003e\n\u003cp\u003eReplace the belt if you notice visible cracking, glazing, fraying, loss of grip, or if the deck fails to engage properly. Regular inspection at the start of each mowing season and after heavy use helps prevent breakdowns and keeps cutting performance consistent.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect belts seasonally and after heavy mowing or debris impact\u003c\/li\u003e\n  \u003cli\u003eReplace if edges are shredded or teeth are worn down\u003c\/li\u003e\n  \u003cli\u003eSwap the belt if the mower exhibits slipping, squealing, or poor deck engagement\u003c\/li\u003e\n  \u003cli\u003eCheck idler pulleys and spindle bearings when changing the belt\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This authentic Husqvarna 21\" RWD drive belt is intended for owners of Husqvarna LC221R and LC221RH lawn mowers, professional service technicians, and DIYers who prefer OEM parts for fit and function. If you want a direct factory replacement to maintain original performance characteristics and easy fitment—rather than a generic aftermarket belt—this part provides the correct size and specification. Always verify the Husqvarna part number in your mower’s manual or parts list before purchasing to ensure proper fitment.\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: Is this belt compatible with models other than LC221R and LC221RH?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s listed for LC221R and LC221RH; other models may use the same belt—verify Husqvarna part number 580364608 before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this sale include multiple belts or hardware?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, the package contains one genuine Husqvarna 21\" drive belt only; pulleys and hardware are sold separately.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":54192713498808,"sku":"B079JS884K","price":42.08,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/husqvarna-21in-drive-belt-front-packaging.jpg?v=1790548958","url":"https:\/\/canadianlawn.ca\/products\/husqvarna-21-drive-rwd-deck-belt-580364608-oem-21-inch-replacement-for-lc221r-lc221rh-factory-fit-durability","provider":"Canadian Lawn","version":"1.0","type":"link"}