{"product_id":"pto-clutch-116-1606","title":"Toro 116-1606 PTO Clutch Replacement for Z Master Z500, Z557, Z560, Z588E | Warner 5218-209","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eToro 116-1606 PTO clutch replacement\u003c\/strong\u003e is an aftermarket electric PTO clutch for select \u003cstrong\u003eToro Z Master\u003c\/strong\u003e commercial mower applications, including specific \u003cstrong\u003eZ Master Z500, Z557, Z560\u003c\/strong\u003e, and \u003cstrong\u003eZ588E\u003c\/strong\u003e serial-number ranges.\u003c\/p\u003e\n\u003cp\u003eThis clutch replaces \u003cstrong\u003eToro 116-1606\u003c\/strong\u003e and cross-references \u003cstrong\u003eWarner 5218-209\u003c\/strong\u003e, \u003cstrong\u003eWarner 5218-168\u003c\/strong\u003e, \u003cstrong\u003eXtreme X0708\u003c\/strong\u003e, and \u003cstrong\u003eStens 255-665X\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBuilt with a \u003cstrong\u003e1-1\/8 inch crankshaft bore\u003c\/strong\u003e, \u003cstrong\u003eclockwise rotation\u003c\/strong\u003e, and commercial-duty deck engagement design, this clutch is made to restore reliable blade engagement when matched to the correct Toro model, serial range, pulley geometry, wiring connector, and original clutch number.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant fitment warning:\u003c\/strong\u003e This clutch fits specific Toro Z Master serial-number applications. Do not choose by mower model alone. Match your original clutch number, serial number, 1-1\/8 inch bore, pulley diameter, clockwise rotation, and wiring connector before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAftermarket electric PTO clutch replacement for listed Toro Z Master commercial mowers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrankshaft Bore:\u003c\/strong\u003e 1-1\/8\" \/ 1.125\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotation:\u003c\/strong\u003e CW from pulley side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Type:\u003c\/strong\u003e commercial mower deck engagement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Toro Number:\u003c\/strong\u003e 116-1606\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarner Reference:\u003c\/strong\u003e 5218-209, 5218-168\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXtreme Reference:\u003c\/strong\u003e X0708\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStens Reference:\u003c\/strong\u003e 255-665X\u003c\/li\u003e\n\u003cli\u003eIntegrated brake assembly for controlled blade stopping\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; Models\u003c\/h2\u003e\n\u003cp\u003eThis PTO clutch fits select \u003cstrong\u003eToro Z Master\u003c\/strong\u003e commercial mower applications. Fitment depends on serial number, original clutch number, bore size, pulley diameter, rotation, and wiring connector.\u003c\/p\u003e\n\u003ch3\u003eToro Z Master Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eToro Z Master Z500:\u003c\/strong\u003e serial number 280000001 to 311999999\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToro Z Master Z557:\u003c\/strong\u003e serial number 240000001 to 260999999\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToro Z Master Z560:\u003c\/strong\u003e serial number 270000001 to 270999999\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToro Z Master Z588E:\u003c\/strong\u003e serial number 240000001 to 260999999\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSerial number note:\u003c\/strong\u003e Do not choose this clutch by model number alone. If your original clutch is marked \u003cstrong\u003eToro 116-1606\u003c\/strong\u003e, \u003cstrong\u003eWarner 5218-209\u003c\/strong\u003e, \u003cstrong\u003eWarner 5218-168\u003c\/strong\u003e, \u003cstrong\u003eXtreme X0708\u003c\/strong\u003e, or \u003cstrong\u003eStens 255-665X\u003c\/strong\u003e, this is the correct replacement path. However, carefully match specs if relying on model information alone.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eReplaces OEM Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eToro:\u003c\/strong\u003e 116-1606\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCross-Reference Aftermarket Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarner:\u003c\/strong\u003e 5218-209\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarner:\u003c\/strong\u003e 5218-168\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXtreme:\u003c\/strong\u003e X0708\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStens:\u003c\/strong\u003e 255-665X\u003c\/li\u003e\n\u003c\/ul\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\u003eFactory-balanced pulley\u003c\/li\u003e\n\u003cli\u003ePre-installed bearing assembly\u003c\/li\u003e\n\u003cli\u003eEncapsulated electromagnetic coil\u003c\/li\u003e\n\u003cli\u003eIntegrated brake assembly\u003c\/li\u003e\n\u003cli\u003eWiring lead and connector as shown in product photos\u003c\/li\u003e\n\u003c\/ul\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\u003ca title=\"Fitment Guarantee Explained\" 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 support\u003c\/li\u003e\n\u003cli\u003eClear product images for easier clutch identification\u003c\/li\u003e\n\u003cli\u003eTrusted replacement supplier for homeowners, repair shops, and commercial mower operators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eDoes Toro 116-1606 fit a Z Master Z500?\u003c\/h3\u003e\n\u003cp\u003eYes, this clutch fits select \u003cstrong\u003eToro Z Master Z500\u003c\/strong\u003e applications with serial number \u003cstrong\u003e280000001 to 311999999\u003c\/strong\u003e. Confirm your original clutch number and specs before ordering.\u003c\/p\u003e\n\u003ch3\u003eDoes Toro 116-1606 fit a Z Master Z557?\u003c\/h3\u003e\n\u003cp\u003eYes, this clutch is listed for select \u003cstrong\u003eToro Z Master Z557\u003c\/strong\u003e applications with serial number \u003cstrong\u003e240000001 to 260999999\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eDoes Toro 116-1606 fit a Z Master Z560?\u003c\/h3\u003e\n\u003cp\u003eYes, this clutch is listed for select \u003cstrong\u003eToro Z Master Z560\u003c\/strong\u003e applications with serial number \u003cstrong\u003e270000001 to 270999999\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eDoes Toro 116-1606 fit a Z Master Z588E?\u003c\/h3\u003e\n\u003cp\u003eYes, this clutch is listed for select \u003cstrong\u003eToro Z Master Z588E\u003c\/strong\u003e applications with serial number \u003cstrong\u003e240000001 to 260999999\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eIs Warner 5218-209 the same fitment as Toro 116-1606?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWarner 5218-209\u003c\/strong\u003e is a Warner cross-reference for the Toro \u003cstrong\u003e116-1606\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003ch3\u003eIs Warner 5218-168 the same fitment as Toro 116-1606?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWarner 5218-168\u003c\/strong\u003e is commonly associated with the Toro \u003cstrong\u003e116-1606\u003c\/strong\u003e clutch path and may appear in older cross-reference data.\u003c\/p\u003e\n\u003ch3\u003eIs Xtreme X0708 the same fitment as Toro 116-1606?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eXtreme X0708\u003c\/strong\u003e is an aftermarket cross-reference for the Toro \u003cstrong\u003e116-1606\u003c\/strong\u003e PTO clutch family.\u003c\/p\u003e\n\u003ch3\u003eIs Stens 255-665X the same fitment as Toro 116-1606?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eStens 255-665X\u003c\/strong\u003e is an aftermarket cross-reference associated with the Toro \u003cstrong\u003e116-1606\u003c\/strong\u003e clutch path.\u003c\/p\u003e\n\u003ch3\u003eWhat bore size does Toro 116-1606 use?\u003c\/h3\u003e\n\u003cp\u003eThis clutch uses a \u003cstrong\u003e1-1\/8 inch bore\u003c\/strong\u003e, also written as \u003cstrong\u003e1.125\"\u003c\/strong\u003e. Confirm your crankshaft size before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat rotation does this clutch use?\u003c\/h3\u003e\n\u003cp\u003eThis clutch uses \u003cstrong\u003eclockwise rotation\u003c\/strong\u003e. Match rotation to your original clutch before installing a replacement.\u003c\/p\u003e\n\u003ch3\u003eWhat if my Toro PTO switch melted?\u003c\/h3\u003e\n\u003cp\u003eA melted PTO switch can be caused by a failing clutch coil, damaged wiring, poor connections, or excessive current draw. Inspect the clutch, PTO switch, wiring harness, and connector before installing a replacement. If the switch or harness is damaged, replace the damaged electrical parts before running the new clutch.\u003c\/p\u003e\n\u003ch3\u003eWhat are common signs of a failing PTO clutch?\u003c\/h3\u003e\n\u003cp\u003eCommon symptoms include mower blades not engaging, the PTO clutch clicking but the blades not spinning, slipping under load, intermittent blade engagement, a burning smell, or blades slowing down after the mower heats up. A worn coil can work cold, then weaken after 10 to 30 minutes of mowing.\u003c\/p\u003e\n\u003ch3\u003eCan PTO Direct USA help me confirm fitment?\u003c\/h3\u003e\n\u003cp\u003eYes. Email \u003cstrong\u003esupport@ptodirectusa.com\u003c\/strong\u003e with your mower model number, serial number, deck size, original clutch number, and clear photos of the old clutch. For the best fitment help, include photos of the clutch label or stamped number, wiring connector, pulley, anti-rotation bracket, and crankshaft area.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eNeed installation help? Read the \u003ca href=\"\/blogs\/pto-clutch-guides\/pto-clutch-installation\"\u003e\u003cstrong\u003ePTO clutch installation guide\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNeed a different PTO clutch? Browse the full \u003ca href=\"\/collections\/pto-clutches\"\u003e\u003cstrong\u003eelectric PTO clutch catalog\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"PTO Direct USA","offers":[{"title":"Default Title","offer_id":52923555479919,"sku":"PTO-116-1606","price":174.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/116-1606-pto-clutch-replacement-main.jpg?v=1778041059","url":"https:\/\/ptodirectusa.com\/products\/pto-clutch-116-1606","provider":"PTO Direct USA","version":"1.0","type":"link"}