{"product_id":"udc-parts-173437-idler-pulley-replacement-for-husqvarna-poulan-craftsman-ayp-42-44-decks","title":"UDC Parts 173437 Idler Pulley – Replacement for Husqvarna, Poulan, Craftsman \u0026 AYP 42-44 Decks","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eUpgrade your mower’s belt system with the UDC Parts 173437 Idler Pulley, a durable replacement designed for 42-44 inch decks. This component is built to reduce belt resistance and help your deck run more smoothly during busy mowing sessions, without disrupting your workflow.\u003c\/p\u003e\n\u003cp\u003eDesigned as a straight replacement, this idler pulley supports quick changes when wear or damage occurs. By opting for a dedicated replacement, you may experience less downtime and a faster return to your regular yard routine.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHeight: 1-1\/8 inch\u003c\/li\u003e\n  \u003cli\u003eOuter diameter: 3-7\/8 inch\u003c\/li\u003e\n  \u003cli\u003eInner diameter: 3\/8 inch\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers: Husqvarna 173437; Poulan 131494, 165888, 532104360, 532131494; Craftsman\/AYP numbers 155191104360X, 532173437, 532165888\u003c\/li\u003e\n  \u003cli\u003eEngineered to reduce friction, supporting smoother belt movement and efficient operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHusqvarna family: LT16542, LT18452, LTH1342, LTH1542 and many YTH variants\u003c\/li\u003e\n  \u003cli\u003eYTH series including models such as YTH1342XP, YTH1542, YTH1842, YTH2042, YTH2048, YTH2242 and related options\u003c\/li\u003e\n  \u003cli\u003eCraftsman LT1000, LT2000 (specific to 917.287050 and 917.288070 units)\u003c\/li\u003e\n  \u003cli\u003eAYP and related deck configurations with OEM references listed above\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn practice, this idler pulley aims to support belt alignment and reduce resistance within the deck’s belt path. The design emphasizes longevity and straightforward installation to fit a broad set of existing deck configurations.\u003c\/p\u003e\n\u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacing a worn or damaged pulley after increased belt noise or visible wear\u003c\/li\u003e\n  \u003cli\u003eUpgrading from a lower-quality part to help keep routine mowing steady\u003c\/li\u003e\n  \u003cli\u003eKeeping a ready-to-use spare on hand to minimize downtime during seasonal maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOverall, the UDC Parts 173437 idler pulley offers a practical combination of precise dimensions, broad compatibility, and friction-reducing design, making it a sensible maintenance option for many 42-44 inch decks.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the UDC Parts 173437 Idler Pulley used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A replacement pulley for belt-driven mowers, designed for 42-44 inch decks on Husqvarna, Poulan, Craftsman, and AYP models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which models are compatible?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Husqvarna LT16542, LT18452, LTH1342, LTH1542, YTH series, and Craftsman LT1000\/LT2000 on select units; fits several OEM references listed in the spec.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"UDC Parts","offers":[{"title":"Default Title","offer_id":45834372513978,"sku":"B0CQ4XH7QY","price":48.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/udc-parts-idler-pulley-173437.jpg?v=1778241269","url":"https:\/\/gardencanada.ca\/products\/udc-parts-173437-idler-pulley-replacement-for-husqvarna-poulan-craftsman-ayp-42-44-decks","provider":"Garden Canada","version":"1.0","type":"link"}