{"product_id":"antanker-spindle-assembly-for-50-mower-deck-oem-fit-50-inch-replacement-greasable-pulley","title":"Antanker spindle assembly for 50\" mower deck — OEM-fit 50-inch replacement, greasable pulley","description":"\u003cp\u003e\u003cstrong\u003eThis heavy-duty Antanker spindle assembly is a direct OEM-fit replacement for 50\" mower decks used on Cub Cadet, MTD and Troy-Bilt RZT50\/LT1050 series, offering a greasable, bolt-on mandrel with 6-point star center for reliable blade retention.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your 50-inch cutting deck is showing vibration, noisy bearings, or uneven cut height, replacing the spindle is often the most effective repair. Antanker's 618-04126 \/ 918-04126 spindle is manufactured to match original equipment dimensions and mounting patterns so it installs quickly and restores deck performance without expensive dealer service.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this spindle improve my mower's cutting performance?\u003c\/h3\u003e\n\u003cp\u003eWorn spindles cause wobbling blades, striping, and inconsistent deck speed. Installing a properly sized replacement reduces blade play and keeps the pulley aligned with the belt, which helps restore a level, even cut and quieter operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecisely matched pulley outside diameter for correct belt tension and speed.\u003c\/li\u003e\n  \u003cli\u003eSix-point star center secures 3- and 6-point blades for stable blade mount.\u003c\/li\u003e\n  \u003cli\u003ePre-greased bearings and zerk fitting reduce friction and noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this part fit my specific mower model?\u003c\/h3\u003e\n\u003cp\u003eAntanker engineered this spindle to be compatible with a wide range of Cub Cadet, MTD and Troy-Bilt decks that use the 50\" mounting pattern. Cross-reference the listed part numbers and deck size to confirm fit before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces OEM numbers 618-04126, 918-04126 and several 918\/618 variants.\u003c\/li\u003e\n  \u003cli\u003eDesigned for 50-inch decks used on LT1050, RZT50 and comparable models.\u003c\/li\u003e\n  \u003cli\u003ePre-threaded 8mm mounting holes and included self-tapping screws speed installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eThe assembly is intended for bolt-on replacement and is straightforward with basic hand tools. Expect a short driveway- or garage-side job for anyone comfortable supporting the deck and removing the blade and old spindle.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRequires blade removal, deck support, and socket\/wrench set for mounting bolts.\u003c\/li\u003e\n  \u003cli\u003eIncludes 4 self-tapping screws; uses standard 8mm mounting hardware pattern.\u003c\/li\u003e\n  \u003cli\u003e6-1\/3\" overall height and 5-3\/8\" pulley OD match common OEM dimensions for quick swap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance does this spindle need for long life?\u003c\/h3\u003e\n\u003cp\u003eThis spindle ships pre-greased and includes a zerk fitting so you can maintain bearing lubrication easily. Regular greasing and inspection of mounting hardware keep the spindle running smoothly for many mowing seasons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGrease through the zerk every 25–50 operating hours or per mower manual guidance.\u003c\/li\u003e\n  \u003cli\u003eCheck pulley runout and blade tightness after initial installation.\u003c\/li\u003e\n  \u003cli\u003eReplace seals or bearings at first sign of water ingress or rough rotation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Antanker spindle assembly is ideal for DIY owners and small-fleet caretakers who want a cost-effective, OEM-dimension replacement for 50\" mower decks on Cub Cadet, MTD and Troy-Bilt machines. Choose it if you need a greasable, durable mandrel that restores blade stability and reduces deck vibration without a dealer visit.\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: Does this spindle replace OEM number 918-04126?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Antanker unit is a direct fit for OEM 918-04126 and multiple related 618\/918 variants for 50\" decks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the spindle greasable or sealed for life?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It ships pre-greased and includes a zerk fitting so you can add grease periodically for longer bearing life.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Antanker","offers":[{"title":"Default Title","offer_id":56833299186004,"sku":"B07QL7CH3S","price":71.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/antanker-spindle-front-view_5796ead2-bb89-4b86-8129-6d87f399e044.jpg?v=1787039956","url":"https:\/\/gardenluxe.co.uk\/products\/antanker-spindle-assembly-for-50-mower-deck-oem-fit-50-inch-replacement-greasable-pulley","provider":"Gardenluxe Uk","version":"1.0","type":"link"}