{"product_id":"pto-clutch-601784","title":"601784 \/ 601784K PTO Clutch for Hustler Sport \u0026 Big Dog | Warner 5219-107","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003e601784 \/ 601784K electric PTO clutch\u003c\/strong\u003e is a replacement for select \u003cstrong\u003eHustler Sport\u003c\/strong\u003e, \u003cstrong\u003eFasTrak\u003c\/strong\u003e, \u003cstrong\u003eTrimStar\u003c\/strong\u003e, and \u003cstrong\u003eBig Dog\u003c\/strong\u003e mower applications using the \u003cstrong\u003e601784\u003c\/strong\u003e, \u003cstrong\u003e601784K\u003c\/strong\u003e, or \u003cstrong\u003eWarner 5219-107\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003cp\u003eThis clutch uses a \u003cstrong\u003e1-inch crankshaft bore\u003c\/strong\u003e, approximately \u003cstrong\u003e6-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 Hustler and Big Dog platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment note:\u003c\/strong\u003e Hustler model-family names cover multiple engines, deck sizes, and clutch paths. Confirm that the original clutch or model-specific parts manual identifies 601784 or 601784K 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 Hustler Part Number:\u003c\/strong\u003e 601784\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHustler Clutch-Kit Path:\u003c\/strong\u003e 601784K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarner Cross-Reference:\u003c\/strong\u003e 5219-107\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrankshaft Bore:\u003c\/strong\u003e 1 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley Diameter:\u003c\/strong\u003e approximately 6 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\u003eBelt Groove:\u003c\/strong\u003e A\/B combination path\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\u003eHustler\u003c\/strong\u003e and \u003cstrong\u003eBig Dog\u003c\/strong\u003e mower configurations using the confirmed \u003cstrong\u003e601784 \/ 601784K \/ Warner 5219-107\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003ch3\u003eHustler Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHustler Sport:\u003c\/strong\u003e select models including 929125 (26HP Briggs only), 929240, 929265 and related Sport configurations using the 601784 \/ 601784K path (commonly Kawasaki FR651V and certain 26 HP Briggs engines)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHustler FasTrak:\u003c\/strong\u003e select 48-, 54-, and 60-inch FasTrak applications in the 929xxx–931xxx range that use this clutch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHustler TrimStar:\u003c\/strong\u003e select 36-, 48-, and 54-inch TrimStar models using the confirmed 601784 path\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBig Dog Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBig Dog A-Series, C-Series, R-Series, and T-Series:\u003c\/strong\u003e select configurations using 601784 or 601784K\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModel-family warning:\u003c\/strong\u003e Sport, FasTrak, TrimStar, and Big Dog family names cover multiple clutch configurations. Do not order from the mower-family name, engine horsepower, or deck size alone. Check your parts manual by model number and engine type at the \u003ca href=\"https:\/\/www.hustlerturf.com\/parts-lookup\" rel=\"noopener\" target=\"_blank\"\u003eOfficial Hustler Parts Lookup\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eReplaces OEM Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHustler:\u003c\/strong\u003e 601784, 601784K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBig Dog:\u003c\/strong\u003e 601784, 601784K\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 5219-107, 5219107\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXtreme:\u003c\/strong\u003e X0108 (common aftermarket path)\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-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\u003cli\u003eBushing\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 Hustler or Big Dog mower model, 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 Hustler 601784?\u003c\/h3\u003e\n\u003cp\u003eThis aftermarket electric PTO clutch replaces \u003cstrong\u003eHustler 601784\u003c\/strong\u003e and the related \u003cstrong\u003e601784K\u003c\/strong\u003e clutch-kit path on compatible applications. Warner identifies \u003cstrong\u003e5219-107\u003c\/strong\u003e as the corresponding Warner number.\u003c\/p\u003e\n\u003ch3\u003eDoes this replace Hustler 601784K?\u003c\/h3\u003e\n\u003cp\u003eYes. This clutch covers the 601784K path. Supporting wiring or mounting hardware supplied in an OEM kit may not be included with the aftermarket clutch assembly.\u003c\/p\u003e\n\u003ch3\u003eWhat Warner number crosses to Hustler 601784?\u003c\/h3\u003e\n\u003cp\u003eThe primary Warner cross-reference is \u003cstrong\u003e5219-107\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat are the main specifications for this clutch path?\u003c\/h3\u003e\n\u003cp\u003e1-inch crankshaft bore, approximately 6-inch pulley, CCW rotation from the pulley side, and 12 VDC operation.\u003c\/p\u003e\n\u003ch3\u003eDoes this fit a Hustler Sport?\u003c\/h3\u003e\n\u003cp\u003eIt fits select Hustler Sport models using the confirmed 601784 \/ 601784K path (commonly associated with certain Kawasaki FR651V and 26 HP Briggs applications). Confirm the complete model number and original clutch number before ordering.\u003c\/p\u003e\n\u003ch3\u003eDoes this fit a Hustler FasTrak or TrimStar?\u003c\/h3\u003e\n\u003cp\u003eIt fits select FasTrak and TrimStar applications that use the 601784 clutch path. Other configurations use different clutches, so match the original part number.\u003c\/p\u003e\n\u003ch3\u003eCan I order this clutch by deck size or model name 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 Hustler PTO Clutches \u0026amp; Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/hustler-quick-reference\"\u003eBrowse the Hustler 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\/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":53265465082223,"sku":"PTO-601784","price":195.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/601784-pto-clutch.jpg?v=1785821910","url":"https:\/\/ptodirectusa.com\/products\/pto-clutch-601784","provider":"PTO Direct USA","version":"1.0","type":"link"}