{"product_id":"deck-pulley-am104780","title":"AM104780 Deck Spindle Pulley Replacement for John Deere Mower Decks","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis aftermarket \u003cstrong\u003eAM104780 deck spindle 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\u003eAM104780\u003c\/strong\u003e or one of the replacement numbers below. This pulley has 121.6 mm - 4.8 in outside diameter, 19.5 mm - 0.76 in bore, 15 mm - 0.6 in pulley width, 33.6 mm - 1.32 in pulley height.\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 Deck Spindle Pulley\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 121.6 mm - 4.8 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore \/ Center Hole:\u003c\/strong\u003e 19.5 mm - 0.76 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley Width:\u003c\/strong\u003e 15 mm - 0.6 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulley Height \/ Thickness:\u003c\/strong\u003e 33.6 mm - 1.32 in\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 108 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 108 111 111H and 112L Lawn Tractors (with 30-Inch \u0026amp; 38-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 111 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 111H - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 112L - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 116 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 116 and 116H Lawn Tractors (with 38-Inch \u0026amp; 46-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 116H - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 240 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 240 245 260 265 285 \u0026amp; 320 Lawn and Garden Tractors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 245 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 260 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 265 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 285 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 320 - Tractor Lawn And Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 50 - Mower Tractor-Mounted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 50-Inch Tractor-Mounted Rotary Mower (for 140 314 316 317 318 322 330 332 420 and 430 Tractors)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 65 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 65 66 and 68 Riding Mowers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 66 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 68 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e RX63 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e RX63 RX73 RX75 RX95 SX75 and SX95 Riding Mowers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e RX73 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e RX75 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e RX95 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e S80 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e S80 S82 Riding Mowers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e S82 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e S92 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e SX75 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e SX95 - Mower Riding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 130 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 130 160 and 165 Lawn Tractors (with 30-Inch \u0026amp; 38-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 160 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 165 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 170 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 170 Lawn Tractor (with 38-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 175 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 175 Lawn Tractor (with 38-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 180 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 180 Lawn Tractor (with 38-Inch 46-Inch or 48-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 185 - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 185 Lawn Tractor (with 38-Inch or 46-Inch Mower Deck)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e FC420V - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e FC540V - Tractor Lawn and Garden\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e STX30 - Tractor Lawn and Garden - 30-inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e STX30 and STX38 (Yellow Mower Deck) Lawn Tractors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e STX38 - Tractor Lawn and Garden - 38-inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e 50-Inch Tractor-Mounted Rotary Mower\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e (for 140 314 316 317 318 322 330 332 420 and 430 Tractors)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eReplaces OEM Part Numbers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAM104780\u003c\/li\u003e\n\u003cli\u003eAM37582\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":"1 Pack","offer_id":53182209196399,"sku":"CAL-275782632471-1PK","price":33.95,"currency_code":"USD","in_stock":true},{"title":"2 Pack","offer_id":53182209229167,"sku":"CAL-275783957696-2PK","price":51.95,"currency_code":"USD","in_stock":true},{"title":"3 Pack","offer_id":53182209261935,"sku":"CAL-285226870711-3PK","price":65.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/s-l1600_13a2d85b-1988-4907-8326-2759e9d2aca3.jpg?v=1783294542","url":"https:\/\/ptodirectusa.com\/products\/deck-pulley-am104780","provider":"PTO Direct USA","version":"1.0","type":"link"}