{"product_id":"pto-clutch-00200665","title":"00200665 PTO Clutch Replacement for Ariens \u0026 Gravely | Replaces Ogura GT1A-HU02, 00899800","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003e00200665 PTO clutch replacement\u003c\/strong\u003e is an aftermarket electric PTO clutch for select \u003cstrong\u003eGravely\u003c\/strong\u003e and \u003cstrong\u003eAriens\u003c\/strong\u003e mower applications using the \u003cstrong\u003eOgura GT1A-HU02\u003c\/strong\u003e clutch path. It replaces \u003cstrong\u003eGravely \/ Ariens 00200665\u003c\/strong\u003e and superseded numbers \u003cstrong\u003e00899800\u003c\/strong\u003e and \u003cstrong\u003e200665\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis clutch is commonly associated with select Gravely ZT HD, Pro-Walk, Pro-Stance, Ariens Max Zoom, Ariens Professional Walk, and related commercial mower platforms. Fitment can vary by model, serial number, wiring setup, and mounting hardware, so always confirm the original clutch number before ordering.\u003c\/p\u003e\n\u003cp\u003eBuilt with a \u003cstrong\u003e1-inch crankshaft bore\u003c\/strong\u003e, \u003cstrong\u003eCCW rotation from the pulley side\u003c\/strong\u003e, and a dual-profile V-groove pulley design, this clutch is engineered to restore smooth PTO engagement and reliable mower deck operation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket electric PTO clutch replacement for Ariens and Gravely applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaces OEM Numbers:\u003c\/strong\u003e 00200665, 00899800, 200665\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOgura Reference:\u003c\/strong\u003e GT1A-HU02\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrankshaft Bore:\u003c\/strong\u003e 1 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 12V electric PTO clutch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley Style:\u003c\/strong\u003e Dual-profile V-groove pulley design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBelt Path:\u003c\/strong\u003e Commonly referenced with 1\/2-inch and 5\/8-inch belt applications\u003c\/li\u003e\n\u003cli\u003eEncapsulated electromagnetic coil for dependable engagement\u003c\/li\u003e\n\u003cli\u003eHigh-temperature bearing design for demanding mower deck use\u003c\/li\u003e\n\u003cli\u003eFully assembled and ready to install\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\u003eAriens\u003c\/strong\u003e and \u003cstrong\u003eGravely\u003c\/strong\u003e mower platforms using the \u003cstrong\u003e00200665 \/ Ogura GT1A-HU02\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon compatible model families may include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravely ZT HD Series:\u003c\/strong\u003e select ZT HD 44, ZT HD 48, ZT HD 52, and ZT HD 60 applications using 00200665\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravely Pro-Walk:\u003c\/strong\u003e select gear-drive and hydro walk-behind applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravely Pro-Stance:\u003c\/strong\u003e select stand-on mower applications using the GT1A-HU02 clutch path\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAriens Max Zoom:\u003c\/strong\u003e select Max Zoom and Max Zoom HD applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAriens Professional Walk:\u003c\/strong\u003e select commercial walk-behind mower applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAriens Surfer \/ Scorpion:\u003c\/strong\u003e select stand-on mower applications using the same clutch specification\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Do not order by model name alone. Match the OEM number on your original clutch first, then confirm bore size, pulley setup, rotation, connector style, wire length, anti-rotation setup, belt width, and mower serial number.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eReplaces OEM Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravely:\u003c\/strong\u003e 00200665, 00899800, 200665\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAriens:\u003c\/strong\u003e 00200665, 00899800\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOgura:\u003c\/strong\u003e GT1A-HU02\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eRelated Ogura GT1A-HU02 Fitment Guide\u003c\/h2\u003e\n\u003cp\u003eThis Ariens \/ Gravely listing covers the \u003cstrong\u003e00200665\u003c\/strong\u003e, \u003cstrong\u003e00899800\u003c\/strong\u003e, and \u003cstrong\u003e200665\u003c\/strong\u003e side of the \u003cstrong\u003eOgura GT1A-HU02\u003c\/strong\u003e clutch family.\u003c\/p\u003e\n\u003cp\u003eThe same Ogura clutch family is also commonly searched under \u003cstrong\u003eHusqvarna 539112233\u003c\/strong\u003e, \u003cstrong\u003eJohn Deere TCA20484\u003c\/strong\u003e, \u003cstrong\u003eSnapper 885443\u003c\/strong\u003e, and \u003cstrong\u003eSimplicity 885443YP\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor the full cross-reference map, pulley measurement explanation, and Gravely serial-number split, see the \u003ca href=\"\/blogs\/pto-clutch-fitment-guides\/ogura-gt1a-hu02\"\u003e\u003cstrong\u003eOgura GT1A-HU02 PTO Clutch Fitment Guide\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eIf you are replacing a clutch on a Husqvarna, John Deere, Snapper, Simplicity, AYP, Craftsman, Dixon, or Jonsered mower, see the \u003ca href=\"\/products\/pto-clutch-539112233\"\u003e\u003cstrong\u003e539112233 PTO Clutch Replacement for Husqvarna \u0026amp; John Deere\u003c\/strong\u003e\u003c\/a\u003e for that brand-side fitment path.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Gravely 991084 Serial Number Check\u003c\/h2\u003e\n\u003cp\u003eIf you are replacing the PTO clutch on a \u003cstrong\u003eGravely 991084 ZT HD 60\u003c\/strong\u003e, check your serial number before ordering. This \u003cstrong\u003e00200665 \/ Ogura GT1A-HU02\u003c\/strong\u003e clutch path is for the early serial range only.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSerial Range\u003c\/th\u003e\n\u003cth\u003eCorrect Clutch\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGravely 991084 ZT HD 60\u003c\/td\u003e\n\u003ctd\u003e000101 - 009999\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e00200665 \/ Ogura GT1A-HU02\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGravely 991084 ZT HD 60\u003c\/td\u003e\n\u003ctd\u003e010000 and higher\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/pto-clutch-04387900\"\u003e\u003cstrong\u003e04387900 \/ Ogura GT1A\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eDo not order this 00200665 clutch for later Gravely 991084 serial ranges unless your original clutch number confirms the match.\u003c\/strong\u003e Later serial ranges route to \u003ca href=\"\/products\/pto-clutch-04387900\"\u003e\u003cstrong\u003e04387900\u003c\/strong\u003e\u003c\/a\u003e, which may use a different plug, harness length, or installation setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment check:\u003c\/strong\u003e Match the original clutch number first, then confirm mower serial number, connector style, wire length, anti-rotation setup, mounting bolt requirements, bore size, pulley profile, and belt path before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePulley Measurement Note\u003c\/h2\u003e\n\u003cp\u003eYou may see different pulley measurements online for the \u003cstrong\u003eGT1A-HU02\u003c\/strong\u003e clutch path, including measurements around \u003cstrong\u003e5-5\/16 inch\u003c\/strong\u003e, \u003cstrong\u003e5-15\/16 inch\u003c\/strong\u003e, \u003cstrong\u003e6.00 inch\u003c\/strong\u003e, or \u003cstrong\u003e6.10 inch\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis can happen because V-groove PTO clutch pulleys may be measured at different points. A narrower belt can ride deeper in the groove, while a wider belt can ride higher. Some listings measure the effective belt contact area, while others measure the outer pulley flange.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment rule:\u003c\/strong\u003e Match the original clutch part number first, then confirm bore size, belt width, connector style, anti-rotation setup, and pulley geometry before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\n\u003cp\u003eBefore ordering this Ariens \/ Gravely PTO clutch replacement, confirm:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal clutch part number is \u003cstrong\u003e00200665\u003c\/strong\u003e, \u003cstrong\u003e00899800\u003c\/strong\u003e, \u003cstrong\u003e200665\u003c\/strong\u003e, or \u003cstrong\u003eOgura GT1A-HU02\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCrankshaft bore is \u003cstrong\u003e1 inch\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRotation is \u003cstrong\u003eCCW from pulley side\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnector style matches or can be safely connected\u003c\/li\u003e\n\u003cli\u003eWire harness can be routed safely away from moving and hot parts\u003c\/li\u003e\n\u003cli\u003eAnti-rotation slot and anchor setup match your mower\u003c\/li\u003e\n\u003cli\u003eBelt width and pulley profile match your mower deck belt path\u003c\/li\u003e\n\u003cli\u003eMounting bolt length is correct for your engine crankshaft\u003c\/li\u003e\n\u003cli\u003eMower model and serial number support this clutch path\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not order by appearance alone. Similar-looking PTO clutches can have different pulley offsets, wire lengths, bolt requirements, torque ratings, or anti-rotation setups.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eComplete electric PTO clutch assembly\u003c\/li\u003e\n\u003cli\u003ePre-installed pulley assembly\u003c\/li\u003e\n\u003cli\u003eEncapsulated electromagnetic coil\u003c\/li\u003e\n\u003cli\u003ePre-installed bearings\u003c\/li\u003e\n\u003cli\u003eWiring lead \/ connector assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Mounting hardware may vary by supplier. Reuse the correct factory mounting bolt when required by your mower and engine setup.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Buy From PTO Direct USA?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFast USA shipping\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/pages\/fitment-guarantee\"\u003eFitment guarantee\u003c\/a\u003e \u003c\/li\u003e\n\u003cli\u003e1-year warranty\u003c\/li\u003e\n\u003cli\u003eFitment-first product descriptions\u003c\/li\u003e\n\u003cli\u003eReal-world replacement support for homeowners, repair shops, and commercial mower owners\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eNeed Help Confirming Fitment?\u003c\/h2\u003e\n\u003cp\u003eIf you are unsure whether this clutch fits your mower, send us your mower model, serial number, original clutch number, and clear photos of the clutch label, wiring connector, pulley, anti-rotation setup, and mower ID tag before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eDoes this replace Gravely 00200665?\u003c\/h3\u003e\n\u003cp\u003eYes, this listing is built for the \u003cstrong\u003eGravely \/ Ariens 00200665\u003c\/strong\u003e clutch path, which is commonly referenced as \u003cstrong\u003eOgura GT1A-HU02\u003c\/strong\u003e. Confirm your original clutch number before ordering.\u003c\/p\u003e\n\u003ch3\u003eDoes this replace Ariens 00899800?\u003c\/h3\u003e\n\u003cp\u003eYes, \u003cstrong\u003e00899800\u003c\/strong\u003e is commonly treated as a superseded Ariens \/ Gravely number that routes to \u003cstrong\u003e00200665\u003c\/strong\u003e and the \u003cstrong\u003eOgura GT1A-HU02\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003ch3\u003eWhy do different listings show different pulley diameters?\u003c\/h3\u003e\n\u003cp\u003eThe GT1A-HU02 clutch path may be listed with different pulley measurements because sellers measure different points of the V-groove pulley. Some measure the belt contact area, while others measure the outside flange. Match the original clutch number and confirm the physical setup before ordering.\u003c\/p\u003e\n\u003ch3\u003eDoes this fit every Gravely ZT HD mower?\u003c\/h3\u003e\n\u003cp\u003eNo. Some Gravely ZT HD models have a serial-number split between the earlier \u003cstrong\u003e00200665 \/ Ogura GT1A-HU02\u003c\/strong\u003e path and the later \u003ca href=\"\/products\/pto-clutch-04387900\"\u003e\u003cstrong\u003e04387900 \/ Ogura GT1A\u003c\/strong\u003e\u003c\/a\u003e path. Confirm your serial number and original clutch number before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use this if my mower originally used 04387900?\u003c\/h3\u003e\n\u003cp\u003eNo. If your mower parts diagram or original clutch points to \u003cstrong\u003e04387900\u003c\/strong\u003e, use the \u003ca href=\"\/products\/pto-clutch-04387900\"\u003e\u003cstrong\u003e04387900 PTO clutch replacement\u003c\/strong\u003e\u003c\/a\u003e instead. The plug, harness length, or installation setup may differ from the earlier 00200665 \/ GT1A-HU02 path.\u003c\/p\u003e\n\u003ch3\u003eWhat should I check before replacing the PTO clutch?\u003c\/h3\u003e\n\u003cp\u003eCheck the PTO switch, battery voltage, wiring, fuse, ground, deck belt routing, spindle drag, idler pulleys, and clutch connector before replacing the clutch.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eNeed a different clutch?\u003c\/strong\u003e Browse all \u003ca href=\"\/collections\/pto-clutches\"\u003eelectric PTO clutches\u003c\/a\u003e, or shop by brand: \u003ca href=\"\/collections\/gravely-pto-clutches\"\u003eGravely PTO clutches\u003c\/a\u003e | \u003ca href=\"\/collections\/ariens-pto-clutches\"\u003eAriens PTO clutches\u003c\/a\u003e.\u003c\/p\u003e","brand":"PTO Direct USA","offers":[{"title":"Default Title","offer_id":53101376274799,"sku":"PTO-00200665","price":209.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/00200665-gravely-pto-clutch.jpg?v=1781147952","url":"https:\/\/ptodirectusa.com\/products\/pto-clutch-00200665","provider":"PTO Direct USA","version":"1.0","type":"link"}