{"product_id":"pto-clutch-539104515","title":"539104515 PTO Clutch for Husqvarna \u0026 Dixon | Warner 5218-75","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003e539104515 electric PTO clutch\u003c\/strong\u003e is a replacement for select \u003cstrong\u003eHusqvarna\u003c\/strong\u003e, \u003cstrong\u003eDixon\u003c\/strong\u003e, \u003cstrong\u003eAYP\u003c\/strong\u003e, and related mower applications using the \u003cstrong\u003e539104515\u003c\/strong\u003e, \u003cstrong\u003e104515\u003c\/strong\u003e, or \u003cstrong\u003eWarner 5218-75\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003cp\u003eThis clutch uses a \u003cstrong\u003e1-1\/8-inch crankshaft bore\u003c\/strong\u003e, approximately \u003cstrong\u003e6.31-inch pulley\u003c\/strong\u003e, and \u003cstrong\u003eCCW rotation from the pulley side\u003c\/strong\u003e. It is designed as a complete assembled electric PTO clutch for compatible older Husqvarna ZTH-series and Dixon platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment note:\u003c\/strong\u003e Model-family names cover multiple engines, deck sizes, and clutch paths. Confirm that the original clutch or model-specific parts manual identifies 539104515 or Warner 5218-75 before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket electric PTO clutch assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary OEM Part Number:\u003c\/strong\u003e 539104515\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlso Listed As:\u003c\/strong\u003e 104515\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarner Cross-Reference:\u003c\/strong\u003e 5218-75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrankshaft Bore:\u003c\/strong\u003e 1-1\/8 inch \/ 1.125 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley Diameter:\u003c\/strong\u003e approximately 6.31 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotation:\u003c\/strong\u003e CCW from pulley side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12 VDC\u003c\/li\u003e\n\u003cli\u003eComplete assembled replacement clutch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCompatible Brands \u0026amp; Model Series\u003c\/h2\u003e\n\u003cp\u003eThis PTO clutch is intended for select \u003cstrong\u003eHusqvarna\u003c\/strong\u003e, \u003cstrong\u003eDixon\u003c\/strong\u003e, \u003cstrong\u003eAYP\u003c\/strong\u003e, and related mower configurations using the confirmed \u003cstrong\u003e539104515 \/ Warner 5218-75\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHusqvarna:\u003c\/strong\u003e select ZTH series applications including ZTH5221KAA, ZTH5223KAA, ZTH5223KOA, ZTH5225KAA, ZTH5225KOA and related configurations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDixon:\u003c\/strong\u003e select applications using 539104515 or 104515\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAYP \/ Craftsman \/ related:\u003c\/strong\u003e select platforms that share the same 539104515 \/ 5218-75 path\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModel-family warning:\u003c\/strong\u003e ZTH and related family names cover multiple clutch configurations. Do not order from the mower-family name, engine, or deck size alone.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eReplaces OEM Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHusqvarna \/ AYP:\u003c\/strong\u003e 539104515, 104515\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDixon:\u003c\/strong\u003e 539104515, 104515\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eAftermarket Cross-Reference Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarner:\u003c\/strong\u003e 5218-75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXtreme:\u003c\/strong\u003e X0315 (common aftermarket path)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStens:\u003c\/strong\u003e 255-080X\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Symptoms of a Failing PTO Clutch\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBlades will not engage when the PTO switch is activated\u003c\/li\u003e\n\u003cli\u003eThe clutch clicks but the deck belt does not begin turning\u003c\/li\u003e\n\u003cli\u003eBlades engage when cold but stop after the clutch heats up\u003c\/li\u003e\n\u003cli\u003eThe clutch slips during heavy or wet cutting conditions\u003c\/li\u003e\n\u003cli\u003eThe deck belt squeals, smokes, or overheats during engagement\u003c\/li\u003e\n\u003cli\u003eBurning smell near the engine crankshaft or clutch\u003c\/li\u003e\n\u003cli\u003eGrinding, rumbling, or excessive pulley-bearing noise\u003c\/li\u003e\n\u003cli\u003eIntermittent blade engagement under load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 complete aftermarket electric PTO clutch assembly\u003c\/li\u003e\n\u003cli\u003eIntegrated approximately 6.31-inch pulley\u003c\/li\u003e\n\u003cli\u003eIntegrated electromagnetic coil and brake assembly\u003c\/li\u003e\n\u003cli\u003eClutch-side electrical connection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded-item warning:\u003c\/strong\u003e Do not assume the mower-side harness, crankshaft bolt, key, washer, spacer, clutch anchor, or anti-rotation bracket is included unless clearly shown in the product photos.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Buy From PTO Direct USA?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePart-number-first PTO clutch listings\u003c\/li\u003e\n\u003cli\u003eClear aftermarket cross-reference distinctions\u003c\/li\u003e\n\u003cli\u003eFitment-focused product descriptions\u003c\/li\u003e\n\u003cli\u003eFast USA shipping\u003c\/li\u003e\n\u003cli\u003e1-year warranty\u003c\/li\u003e\n\u003cli\u003eSupport for mower owners, repair shops, and commercial operators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eNeed Help Confirming Fitment?\u003c\/h2\u003e\n\u003cp\u003eSend \u003ca href=\"\/pages\/contact\"\u003e\u003cstrong\u003ePTO Direct USA\u003c\/strong\u003e\u003c\/a\u003e the complete Husqvarna, Dixon, or related model number, serial number, deck size, engine model, and original PTO clutch number before ordering.\u003c\/p\u003e\n\u003cp\u003eFor the best fitment help, include clear photos of the mower identification tag, original clutch label or stamped number, pulley, electrical connector, and anti-rotation setup.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat PTO clutch replaces Husqvarna 539104515?\u003c\/h3\u003e\n\u003cp\u003eThis aftermarket electric PTO clutch replaces \u003cstrong\u003e539104515\u003c\/strong\u003e and \u003cstrong\u003e104515\u003c\/strong\u003e on compatible applications. The matching Warner number is \u003cstrong\u003e5218-75\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eDoes this replace Warner 5218-75?\u003c\/h3\u003e\n\u003cp\u003eYes. This listing is built for the 5218-75 clutch path when the original clutch number and physical specifications match.\u003c\/p\u003e\n\u003ch3\u003eWhat are the main specifications for this clutch path?\u003c\/h3\u003e\n\u003cp\u003e1-1\/8-inch crankshaft bore, approximately 6.31-inch pulley, CCW rotation from the pulley side, and 12 VDC operation.\u003c\/p\u003e\n\u003ch3\u003eDoes this fit Husqvarna ZTH5221, ZTH5223, or ZTH5225?\u003c\/h3\u003e\n\u003cp\u003eIt fits select ZTH5221, ZTH5223, and ZTH5225 configurations that use the confirmed 539104515 \/ 5218-75 path. Confirm the complete model number and original clutch number before ordering.\u003c\/p\u003e\n\u003ch3\u003eCan I order this clutch by model name or deck size alone?\u003c\/h3\u003e\n\u003cp\u003eNo. Match the original clutch number or the exact model-specific parts diagram first, then confirm bore, pulley diameter, rotation, and connector style.\u003c\/p\u003e\n\u003ch3\u003eIs the mounting hardware or wiring harness included?\u003c\/h3\u003e\n\u003cp\u003eDo not assume the crankshaft bolt, key, washer, spacer, anti-rotation bracket, or mower-side harness is included unless clearly shown in the current product listing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eRelated Husqvarna PTO Clutches \u0026amp; Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/husqvarna-quick-reference\"\u003eBrowse the Husqvarna Quick Reference Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/pto-clutch-fitment-guide\"\u003eHow to Identify the Correct PTO Clutch\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/husqvarna-pto-clutches\"\u003eBrowse Husqvarna PTO Clutches\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/pto-clutches\"\u003eBrowse the Full Electric PTO Clutch Catalog\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PTO Direct USA","offers":[{"title":"Default Title","offer_id":53265495327087,"sku":"PTO-539104515","price":194.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/539104515-pto-clutch.jpg?v=1785825575","url":"https:\/\/ptodirectusa.com\/products\/pto-clutch-539104515","provider":"PTO Direct USA","version":"1.0","type":"link"}