{"product_id":"replacementkits-com-tiller-transmission-seal-for-mtd-bolens-yard-machine-troy-bilt-replaces-921-04030-721-04030-gw-9617","title":"REPLACEMENTKITS.COM Tiller Transmission Seal for MTD Bolens Yard Machine Troy-Bilt — Replaces 921-04030, 721-04030 \u0026 GW-9617","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eUpgrade your tiller with a practical, reliable seal from REPLACEMENTKITS.COM. This tiller transmission seal is crafted to fit a broad range of popular brands, offering a solid option when a seal shows signs of wear or leakage. Its emphasis on a precise fit, durable materials, and straightforward replacement makes it a sensible consideration for routine maintenance on compatible machines.\u003c\/p\u003e\n\u003ch3\u003eDesigned for a precise fit\u003c\/h3\u003e\n\u003cp\u003eThe seal is designed for a 0.750 in shaft and a 1.783 in bore, helping ensure proper seating and reducing the chance of leaks or uneven gear operation. This sizing aligns with common tiller assemblies, making it a practical match for many models.\u003c\/p\u003e\n\u003ch3\u003eBroad compatibility you can rely on\u003c\/h3\u003e\n\u003cp\u003eCompatible with several models from MTD, Bolens, Yard Machine, Troy-Bilt, Craftsman, Cub Cadet and others. This wide compatibility helps you match a part across different pieces of equipment or when you need a familiar reference during repairs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces 921-04030 and 721-04030, as well as GW-9617, GW9617 and 9617 variants\u003c\/li\u003e\n  \u003cli\u003eAmerican owned company delivering high quality aftermarket parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith this seal, you gain a component designed to fit common tiller assemblies and to withstand regular maintenance. It is presented as a practical option for restoring function and extending service life, without asserting guaranteed results.\u003c\/p\u003e\n\u003ch3\u003eWhat to expect during installation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrepare the shaft and bore area, remove the old seal, and reseat with care to ensure a clean seating surface\u003c\/li\u003e\n  \u003cli\u003eFollow standard replacement steps to achieve a snug, leak free seal that aligns with your tiller brand\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuality and assurance\u003c\/h3\u003e\n\u003cp\u003eThis part comes from an American owned company that offers aftermarket parts with a focus on quality. It is backed by a 100 percent satisfaction guarantee, providing a clear path if the part does not meet expectations.\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: Which tiller models work with this seal?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with MTD, Bolens, Yard Machine, Troy-Bilt, Craftsman, Cub Cadet and other brands.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the key specs and part numbers this replaces?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for 0.750 in shafts and 1.783 in bores; replaces 921-04030, 721-04030, GW-9617.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"REPLACEMENTKITS.COM","offers":[{"title":"Default Title","offer_id":43987308347526,"sku":"B077H1FD7M","price":15.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/1602\/5478\/files\/replacementkits-com-tiller-transmission-seal-mtd-bolens.jpg?v=1778838305","url":"https:\/\/patiozora.com\/products\/replacementkits-com-tiller-transmission-seal-for-mtd-bolens-yard-machine-troy-bilt-replaces-921-04030-721-04030-gw-9617","provider":"PatioZora","version":"1.0","type":"link"}