{"product_id":"deck-pulley-auc17621","title":"AUC17621 Idler Pulley Replacement for John Deere Mower Decks","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003eAUC17621 idler pulley\u003c\/strong\u003e is a replacement mower deck pulley for compatible \u003cstrong\u003eJohn Deere\u003c\/strong\u003e mower deck applications.\u003c\/p\u003e\n\u003cp\u003eUse this listing when your original pulley number matches \u003cstrong\u003eAUC17621\u003c\/strong\u003e or one of the replacement numbers below. This pulley has 43 mm outside diameter, 133 mm bore, 133 mm pulley width.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Idler Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 43 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore \/ Center Hole:\u003c\/strong\u003e 133 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley Width:\u003c\/strong\u003e 133 mm\u003c\/li\u003e\n\u003cli\u003eAftermarket replacement pulley for mower deck belt-drive systems\u003c\/li\u003e\n\u003cli\u003eUse for compatible John Deere mower deck applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCompatible Brands \u0026amp; Model Series\u003c\/h2\u003e\n\u003cp\u003eCommon compatible model paths include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 102\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 105\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 107\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 108\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 115\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 125\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e D100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e D105\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e D110\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e L100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e L105\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e L107\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e LA100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e LA105\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e LA110\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e X105\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e X110\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e X120\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eReplaces OEM Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAUC17621\u003c\/li\u003e\n\u003cli\u003eGY20110\u003c\/li\u003e\n\u003cli\u003eGY20629\u003c\/li\u003e\n\u003cli\u003eGY22082\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Symptoms of a Worn Deck Pulley\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMower deck belt squealing, slipping, or jumping off track\u003c\/li\u003e\n\u003cli\u003eVisible pulley wobble or uneven belt tracking\u003c\/li\u003e\n\u003cli\u003eGrinding, rattling, or bearing noise near the deck pulley\u003c\/li\u003e\n\u003cli\u003eReduced blade speed or inconsistent cut quality caused by poor belt tension\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\u003eFitment-focused replacement parts support\u003c\/li\u003e\n\u003cli\u003eClear part-number matching to help reduce wrong-part orders\u003c\/li\u003e\n\u003cli\u003eReplacement mower deck parts for homeowners, shops, and landscape crews\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eNeed Help Confirming Fitment?\u003c\/h2\u003e\n\u003cp\u003eIf you are not sure this is the correct pulley, send us your mower model number, deck size, and the part number from your original pulley. We can help compare the replacement path before you order.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eHow do I confirm this pulley fits my mower?\u003c\/h3\u003e\n\u003cp\u003eStart by matching the OEM pulley number on your original part. Then compare the outside diameter, bore or center-hole size, pulley width, belt profile, deck layout, and mower model.\u003c\/p\u003e\n\u003ch3\u003eCan I order by appearance alone?\u003c\/h3\u003e\n\u003cp\u003eNo. Similar-looking deck pulleys can have different bore sizes, offsets, belt profiles, and deck applications. Match the part number and dimensions first.\u003c\/p\u003e\n\u003ch3\u003eWhat causes a mower deck pulley to fail?\u003c\/h3\u003e\n\u003cp\u003eCommon causes include worn bearings, belt misalignment, impact damage, seized hardware, or long-term wear from deck belt tension.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eNeed another pulley?\u003c\/strong\u003e Browse the full \u003ca href=\"\/collections\/pulleys\"\u003emower deck pulley collection\u003c\/a\u003e for additional replacement options.\u003c\/p\u003e","brand":"PTO Direct USA","offers":[{"title":"2 Pack","offer_id":53182209950063,"sku":"CAL-284076757109-2PK","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/s-l1600_917c4130-31fc-41db-b256-5ba265820e8e.jpg?v=1783294554","url":"https:\/\/ptodirectusa.com\/products\/deck-pulley-auc17621","provider":"PTO Direct USA","version":"1.0","type":"link"}