{"product_id":"pto-clutch-1686881sm","title":"1686881SM High-Torque PTO Clutch for Simplicity Legacy and AGCO Tractors","description":"\u003cp\u003eThis \u003cstrong\u003eHD Switch electric PTO clutch\u003c\/strong\u003e is an aftermarket replacement for select Simplicity, AGCO and Massey Ferguson garden tractors originally equipped with the \u003cstrong\u003e1686881SM electric clutch kit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eHD Switch rates this high-torque clutch at \u003cstrong\u003e175 ft-lb\u003c\/strong\u003e, compared with the 150 ft-lb reference rating shown for the original clutch class. The design combines a machined solid-steel pulley, replaceable wire harness and increased thermal capacity for demanding mower-deck applications.\u003c\/p\u003e\n\u003cp\u003eThis product is sold and fulfilled by an independent eBay seller. Current pricing, availability, shipping, returns and order support are handled through eBay.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket replacement for \u003cstrong\u003eSimplicity 1686881SM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSeller-rated \u003cstrong\u003e175 ft-lb torque capacity\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMachined solid-steel double-groove pulley\u003c\/li\u003e\n\u003cli\u003eReplaceable electrical wire harness\u003c\/li\u003e\n\u003cli\u003eHigh-speed C3 clearance design intended to accommodate thermal expansion\u003c\/li\u003e\n\u003cli\u003eComposite coil design intended to reduce operating temperature\u003c\/li\u003e\n\u003cli\u003eDesigned for demanding garden-tractor mower decks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClutch type:\u003c\/strong\u003e Electric PTO clutch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrankshaft bore:\u003c\/strong\u003e 1-1\/8 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley diameter:\u003c\/strong\u003e Approximately 4.7 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley configuration:\u003c\/strong\u003e Double groove\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque rating:\u003c\/strong\u003e 175 ft-lb, as rated by HD Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical connection:\u003c\/strong\u003e Replaceable wire harness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces OEM Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSimplicity \u003cstrong\u003e1686881SM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCommon abbreviated search reference: \u003cstrong\u003e1686881\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Brands and Model Series\u003c\/h3\u003e\n\u003cp\u003eThe 1686881SM clutch path appears in select configurations from the following equipment families:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimplicity Legacy\u003c\/strong\u003e garden tractors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGCO 2000 Series:\u003c\/strong\u003e 2020, 2025, 2020LC, 2024D and 2023H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassey Ferguson 2900 Series:\u003c\/strong\u003e 2920, 2925, 2920LC, 2924D and 2923H\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese model families were produced in numerous engine, deck and manufacturing-number configurations. Compatibility must be confirmed through the original equipment parts diagram or the number on the existing clutch.\u003c\/p\u003e\n\u003ch3\u003eImportant Fitment Check\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo not order this clutch by appearance or tractor series alone.\u003c\/strong\u003e Begin by confirming that \u003cstrong\u003e1686881SM\u003c\/strong\u003e is specified for your exact tractor model and manufacturing number.\u003c\/p\u003e\n\u003ch3\u003eCommon Symptoms of PTO Clutch Failure\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMower blades do not engage\u003c\/li\u003e\n\u003cli\u003eClutch clicks but does not drive the deck belt\u003c\/li\u003e\n\u003cli\u003eBlades disengage after the clutch becomes hot\u003c\/li\u003e\n\u003cli\u003eClutch slips or produces excessive heat\u003c\/li\u003e\n\u003cli\u003eBearing noise, vibration or pulley wobble\u003c\/li\u003e\n\u003cli\u003eDamaged coil wiring or intermittent electrical operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eElectrical switches, connectors, charging-system voltage, wiring and safety-interlock circuits should also be tested before replacing the clutch.\u003c\/p\u003e\n\u003ch3\u003eWhat Is Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne HD Switch high-torque electric PTO clutch\u003c\/li\u003e\n\u003cli\u003eReplaceable wire harness as shown in the seller photographs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation hardware, crankshaft bolt, washers, spacers and anti-rotation hardware are not assumed to be included unless specifically shown or stated by the eBay seller.\u003c\/p\u003e\n\u003ch3\u003eWhy Consider This High-Torque Clutch?\u003c\/h3\u003e\n\u003cp\u003eClutch slippage creates heat and can accelerate wear to the friction surfaces, coil and bearings. HD Switch markets this 175 ft-lb design as a higher-capacity alternative to the 150 ft-lb original clutch class. The solid-steel pulley and replaceable harness also provide practical service advantages over lighter formed-pulley designs.\u003c\/p\u003e\n\u003ch3\u003eThird-Party Purchase Notice\u003c\/h3\u003e\n\u003cp\u003eThis clutch is offered as an affiliate product and is not stocked or shipped by PTO Direct USA. The eBay seller is the seller of record and handles payment, fulfillment, shipping, returns, warranty coverage and order-related support. Review the complete eBay listing and seller terms before purchasing.\u003c\/p\u003e\n\u003ch3\u003eNeed Help Confirming Fitment?\u003c\/h3\u003e\n\u003cp\u003eContact PTO Direct USA before ordering if you are uncertain. Text or email a clear photograph of your tractor identification tag and the label or stamped number on the original clutch. We can help compare the part-number path and physical configuration.\u003c\/p\u003e\n\u003cp\u003eYou can also review our \u003ca href=\"\/pages\/pto-clutch-fitment-guide\" title=\"PTO Clutch Fitment Guide\"\u003e\u003cstrong\u003ePTO Clutch Fitment Guide\u003c\/strong\u003e\u003c\/a\u003e to see where mower model information and clutch identification numbers are commonly located.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eIs this a genuine Simplicity clutch?\u003c\/h4\u003e\n\u003cp\u003eNo. This is an aftermarket HD Switch clutch designed to replace equipment using OEM reference number 1686881SM.\u003c\/p\u003e\n\u003ch4\u003eWill it fit every Simplicity Legacy tractor?\u003c\/h4\u003e\n\u003cp\u003eNo. Legacy tractors were manufactured in several configurations. Confirm 1686881SM through the parts diagram for your exact manufacturing number and compare the physical specifications before purchasing.\u003c\/p\u003e\n\u003ch4\u003eWhat does the 175 ft-lb rating mean?\u003c\/h4\u003e\n\u003cp\u003eHD Switch rates this clutch for 175 ft-lb of torque capacity and markets it as a higher-capacity alternative to the 150 ft-lb original clutch class. This is the seller’s stated product rating.\u003c\/p\u003e\n\u003ch4\u003eDoes it have a replaceable wiring harness?\u003c\/h4\u003e\n\u003cp\u003eYes. The product photographs identify a replaceable wire-harness connection on the clutch assembly.\u003c\/p\u003e\n\u003ch4\u003eWho handles shipping and returns?\u003c\/h4\u003e\n\u003cp\u003eThe eBay seller handles fulfillment, shipping, returns, warranty questions and order support. Current terms are displayed on the eBay product page.\u003c\/p\u003e","brand":"HD Switch","offers":[{"title":"Default Title","offer_id":53427478167919,"sku":"PTO-1686881SM","price":419.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/1686881SM-HD-PTO-clutch-1024.jpg?v=1788545068","url":"https:\/\/ptodirectusa.com\/products\/pto-clutch-1686881sm","provider":"PTO Direct USA","version":"1.0","type":"link"}