{"product_id":"deck-kit-john-deere-d100-42","title":"42-Inch Deck Rebuild Kit for John Deere D100, D105, D110, D120 \u0026 D130 | GX20072 Belt","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003e42-inch deck rebuild kit\u003c\/strong\u003e is built for select \u003cstrong\u003eJohn Deere D100\u003c\/strong\u003e, \u003cstrong\u003eD105\u003c\/strong\u003e, \u003cstrong\u003eD110\u003c\/strong\u003e, \u003cstrong\u003eD120\u003c\/strong\u003e, \u003cstrong\u003eD130\u003c\/strong\u003e, \u003cstrong\u003eLA100\u003c\/strong\u003e, \u003cstrong\u003eLA105\u003c\/strong\u003e, \u003cstrong\u003eLA110\u003c\/strong\u003e, \u003cstrong\u003eLA115\u003c\/strong\u003e, \u003cstrong\u003eLA120\u003c\/strong\u003e, \u003cstrong\u003eLA125\u003c\/strong\u003e, \u003cstrong\u003eLA135\u003c\/strong\u003e, and related 42-inch mower deck applications using the listed belt, blade, spindle, and idler pulley part numbers.\u003c\/p\u003e\n\n\u003cp\u003eThe kit includes the main wear parts commonly replaced during a mower deck refresh: \u003cstrong\u003e2 spindle assemblies\u003c\/strong\u003e, \u003cstrong\u003e2 mower blades\u003c\/strong\u003e, \u003cstrong\u003e2 idler pulleys\u003c\/strong\u003e, and \u003cstrong\u003e1 deck drive belt\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis is a good option when your 42-inch mower deck has noisy spindle bearings, worn blades, slipping belts, noisy idler pulleys, uneven cut quality, deck vibration, or multiple deck parts that need to be replaced at the same time.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Match your mower model, deck size, blade count, and original deck part numbers before ordering. Many John Deere 100 Series decks look similar but use different belts, blades, spindles, pulleys, and idlers.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKit Includes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\u003c\/strong\u003e spindle assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\u003c\/strong\u003e mower blades\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\u003c\/strong\u003e idler pulley replacing the GY20629 \/ GY20110 path\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\u003c\/strong\u003e idler pulley replacing the GY20067 \/ GY22172 path\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\u003c\/strong\u003e deck drive belt\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCompatible Brands \u0026amp; Model Series\u003c\/h2\u003e\n\n\u003cp\u003eThis deck rebuild kit is intended for select \u003cstrong\u003eJohn Deere 42-inch 2-blade mower decks\u003c\/strong\u003e using the listed replacement part numbers.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere D-Series:\u003c\/strong\u003e D100, D105, D110, D120, D130\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere LA-Series:\u003c\/strong\u003e LA100, LA105, LA110, LA115, LA120, LA125, LA135\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere 100 Series:\u003c\/strong\u003e 102, 105, 115, 125, and 135 42-inch deck applications listed by the supplier path\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFits Select John Deere Models\u003c\/h2\u003e\n\n\u003cp\u003eThis kit is commonly listed for select John Deere 42-inch mower decks, including:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e102\u003c\/li\u003e\n\u003cli\u003e105\u003c\/li\u003e\n\u003cli\u003e115\u003c\/li\u003e\n\u003cli\u003e125\u003c\/li\u003e\n\u003cli\u003e135\u003c\/li\u003e\n\u003cli\u003eD100\u003c\/li\u003e\n\u003cli\u003eD105\u003c\/li\u003e\n\u003cli\u003eD110\u003c\/li\u003e\n\u003cli\u003eD120\u003c\/li\u003e\n\u003cli\u003eD130\u003c\/li\u003e\n\u003cli\u003eLA100\u003c\/li\u003e\n\u003cli\u003eLA105\u003c\/li\u003e\n\u003cli\u003eLA110\u003c\/li\u003e\n\u003cli\u003eLA115\u003c\/li\u003e\n\u003cli\u003eLA120\u003c\/li\u003e\n\u003cli\u003eLA125\u003c\/li\u003e\n\u003cli\u003eLA135\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitment note:\u003c\/strong\u003e Model numbers are provided as fitment clues. Always confirm your 42-inch deck and original deck part numbers before ordering.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eReplaces Common Deck Belt Numbers\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e GX20072, GY20570\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eBelt Size:\u003c\/strong\u003e 1\/2 inch x 104 inches\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eReplaces Common Blade Numbers\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e AM137328, AM137333, AM141033, GX22151, GY20850, M149422\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional References:\u003c\/strong\u003e 11593, GM149625, 50-3231\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eBlade Specs:\u003c\/strong\u003e 21-3\/8 inch blade, 2-3\/4 inch width, .155 inch thickness, 7-point star center hole.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eReplaces Common Spindle Assembly Numbers\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e GX21694, GY20454, GY20867, GY20962, GY21098, M149625\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Reference:\u003c\/strong\u003e 285-851\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpindle Specs:\u003c\/strong\u003e 5-inch outer diameter, 7-inch height, designed for 7-point star spindle shaft applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpindle note:\u003c\/strong\u003e Confirm your spindle mounting pattern, blade mount, pulley setup, and deck shell condition before installation.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eReplaces Common Idler Pulley Numbers\u003c\/h2\u003e\n\n\u003ch3\u003eIdler Pulley Path 1\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e GY20629, GY20110, GY22082\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Reference:\u003c\/strong\u003e 756-05034\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdler Pulley Path 2\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJohn Deere:\u003c\/strong\u003e GY20067, GY22172\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eBefore Ordering\u003c\/h2\u003e\n\n\u003cp\u003eBefore ordering this 42-inch deck rebuild kit, confirm:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eYour mower uses a \u003cstrong\u003e42-inch 2-blade deck\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eYour mower is in the John Deere D100 \/ D105 \/ D110 \/ D120 \/ D130 or LA100 \/ LA105 \/ LA110 \/ LA115 \/ LA120 \/ LA125 \/ LA135 model family\u003c\/li\u003e\n\u003cli\u003eYour original belt number matches \u003cstrong\u003eGX20072\u003c\/strong\u003e or \u003cstrong\u003eGY20570\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eYour blade numbers match the \u003cstrong\u003eGX22151 \/ GY20850 \/ AM137328 \/ AM141033\u003c\/strong\u003e blade path\u003c\/li\u003e\n\u003cli\u003eYour spindle numbers match the \u003cstrong\u003eGY20454 \/ GY20962 \/ GY21098\u003c\/strong\u003e spindle path\u003c\/li\u003e\n\u003cli\u003eYour idler pulleys match the \u003cstrong\u003eGY20629 \/ GY20110\u003c\/strong\u003e and \u003cstrong\u003eGY20067 \/ GY22172\u003c\/strong\u003e idler pulley paths\u003c\/li\u003e\n\u003cli\u003eYour blades use a \u003cstrong\u003e7-point star\u003c\/strong\u003e center hole\u003c\/li\u003e\n\u003cli\u003eYour deck shell, belt guides, idler arms, spindle mounting holes, and tension system are in usable condition\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDo not install parts until fitment is confirmed. Installed deck parts may not be eligible for return.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCommon Symptoms This Kit Helps Fix\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eNoisy spindle bearings\u003c\/li\u003e\n\u003cli\u003eDeck vibration\u003c\/li\u003e\n\u003cli\u003eUneven cut quality\u003c\/li\u003e\n\u003cli\u003eDull, bent, cracked, or worn blades\u003c\/li\u003e\n\u003cli\u003eDeck belt slipping, squealing, or jumping off\u003c\/li\u003e\n\u003cli\u003eNoisy or loose idler pulleys\u003c\/li\u003e\n\u003cli\u003eBlade wobble or bearing play\u003c\/li\u003e\n\u003cli\u003eMultiple deck parts worn at the same time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003ePark the mower on a level surface and disconnect the spark plug before working on the deck\u003c\/li\u003e\n\u003cli\u003eTake photos of the belt routing before removing old parts\u003c\/li\u003e\n\u003cli\u003eInspect the deck shell for cracks, wallowed holes, rust damage, or bent mounting areas\u003c\/li\u003e\n\u003cli\u003eCheck spindle mounting bolts, blade bolts, washers, belt guides, idler arms, and tension springs\u003c\/li\u003e\n\u003cli\u003eCompare the new parts to your original parts before installation\u003c\/li\u003e\n\u003cli\u003eAfter installation, rotate the blades by hand with the mower off to confirm there is no contact or binding\u003c\/li\u003e\n\u003cli\u003eTest the mower at low speed first and listen for vibration, belt tracking issues, squealing, or unusual noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Buy From PTO Direct USA?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eFast USA shipping\u003c\/li\u003e\n\u003cli\u003eFitment-first product descriptions\u003c\/li\u003e\n\u003cli\u003eClear part-number routing for mower deck repairs\u003c\/li\u003e\n\u003cli\u003eDeck parts organized by belts, blades, spindles, pulleys, and rebuild kits\u003c\/li\u003e\n\u003cli\u003eSupport for homeowners, repair shops, and mower owners\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eNeed Help Confirming Fitment?\u003c\/h2\u003e\n\n\u003cp\u003eIf you are unsure whether this kit fits your mower, send us your mower model number, deck size, blade count, and photos of your original belt, blades, spindles, idler pulleys, mower deck, and mower ID tag before ordering.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\n\u003ch3\u003eDoes this fit John Deere D100?\u003c\/h3\u003e\n\u003cp\u003eYes, this kit is intended for select \u003cstrong\u003eJohn Deere D100 42-inch mower decks\u003c\/strong\u003e using the listed belt, blade, spindle, and idler pulley part numbers. Confirm your original parts before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eDoes this fit John Deere D105, D110, D120, or D130?\u003c\/h3\u003e\n\u003cp\u003eYes, this kit is commonly listed for select \u003cstrong\u003eJohn Deere D105\u003c\/strong\u003e, \u003cstrong\u003eD110\u003c\/strong\u003e, \u003cstrong\u003eD120\u003c\/strong\u003e, and \u003cstrong\u003eD130\u003c\/strong\u003e 42-inch deck applications using the listed part-number path.\u003c\/p\u003e\n\n\u003ch3\u003eWhat belt comes in this kit?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes a deck belt replacing \u003cstrong\u003eGX20072\u003c\/strong\u003e and \u003cstrong\u003eGY20570\u003c\/strong\u003e. The listed belt size is \u003cstrong\u003e1\/2 inch x 104 inches\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat blades come in this kit?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes two blades replacing the \u003cstrong\u003eGX22151 \/ GY20850 \/ AM137328 \/ AM141033\u003c\/strong\u003e blade path. The blades are listed as \u003cstrong\u003e21-3\/8 inches\u003c\/strong\u003e with a \u003cstrong\u003e7-point star\u003c\/strong\u003e center hole.\u003c\/p\u003e\n\n\u003ch3\u003eWhat spindle numbers does this kit replace?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes two spindle assemblies replacing the \u003cstrong\u003eGY20454 \/ GY20962 \/ GY21098\u003c\/strong\u003e spindle path, along with related numbers listed above. Confirm your original spindle number and mounting pattern before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eWhat idler pulley numbers does this kit replace?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes idler pulleys replacing the \u003cstrong\u003eGY20629 \/ GY20110\u003c\/strong\u003e path and the \u003cstrong\u003eGY20067 \/ GY22172\u003c\/strong\u003e path. Confirm pulley location and belt routing before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eHow many blades and spindles are included?\u003c\/h3\u003e\n\u003cp\u003eThis kit includes \u003cstrong\u003e2 mower blades\u003c\/strong\u003e, \u003cstrong\u003e2 spindle assemblies\u003c\/strong\u003e, \u003cstrong\u003e2 idler pulleys\u003c\/strong\u003e, and \u003cstrong\u003e1 deck belt\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCan I order this kit by mower appearance?\u003c\/h3\u003e\n\u003cp\u003eNo. Do not order by appearance alone. Match your mower model, deck size, blade count, belt number, blade number, spindle number, idler pulley numbers, and deck layout whenever possible.\u003c\/p\u003e\n\n\u003ch3\u003eShould I replace all deck parts at once?\u003c\/h3\u003e\n\u003cp\u003eIf multiple parts are worn, a complete deck rebuild kit can save time and money compared to replacing one part at a time. Always inspect the deck shell, belt guides, tension springs, idler arms, and mounting hardware before installation.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eNeed individual deck parts instead?\u003c\/strong\u003e Browse \u003ca href=\"\/collections\/belts\"\u003emower deck belts\u003c\/a\u003e, \u003ca href=\"\/collections\/blades\"\u003emower blades\u003c\/a\u003e, \u003ca href=\"\/collections\/spindles\"\u003espindle assemblies\u003c\/a\u003e, and \u003ca href=\"\/collections\/pulleys\"\u003edeck pulleys and idlers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNeed a different deck setup?\u003c\/strong\u003e Browse the full \u003ca href=\"\/collections\/deck-parts\"\u003emower deck parts catalog\u003c\/a\u003e.\u003c\/p\u003e","brand":"PTO Direct USA","offers":[{"title":"Default Title","offer_id":53113826640239,"sku":"KIT-JD-42-GX20072","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0957\/5058\/6735\/files\/deck-kit-john-deere-d100-42.jpg?v=1781497344","url":"https:\/\/ptodirectusa.com\/products\/deck-kit-john-deere-d100-42","provider":"PTO Direct USA","version":"1.0","type":"link"}