{"product_id":"m-part-bicycle-headset-bearing-37x46-9x7mm-45-45-cartridge-pre-greased","title":"M Part Bicycle Headset Bearing 37x46.9x7mm 45°\/45° Cartridge Pre-Greased","description":"\u003cp\u003eThe M Part Headset Bearing 37,0x46,9x7 45ø\/45ø is engineered for optimal performance and durability in your bicycle’s steering system. Crafted with high-quality CrMo races and HRC 61-66 ball bearings, this cartridge bearing ensures smooth rotation and reliable handling. Its nylon retainer and full-contact rubber LLU seals protect against dirt and moisture, extending the lifespan of your headset components.\u003c\/p\u003e\n\n\u003cp\u003eDesigned to match the specifications of top bike manufacturers, it offers precise tolerance with ABEC-3 standards and is pre-greased with Multemp SRL for long-lasting lubrication. Whether you are upgrading or replacing worn parts, this bearing provides consistent performance and peace of mind on every ride.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhancing steering smoothness and control\u003c\/li\u003e\n  \u003cli\u003eProviding durable, high-quality replacement for headset bearings\u003c\/li\u003e\n  \u003cli\u003eProtecting internal components from dirt and moisture\u003c\/li\u003e\n  \u003cli\u003eEnsuring compatibility with a wide range of bicycle headsets\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse in non-bicycle steering systems\u003c\/li\u003e\n  \u003cli\u003eApplications requiring bearings outside the specified dimensions\u003c\/li\u003e\n  \u003cli\u003eEnvironments without regular maintenance where seals may degrade\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs this bearing compatible with all bicycle headsets?\u003c\/strong\u003e\u003cbr\u003eIt covers virtually all headsets in the market, but always check your headset’s specifications to ensure the correct size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come pre-greased?\u003c\/strong\u003e\u003cbr\u003eYes, it is pre-greased with high-quality Multemp SRL grease for immediate use and long-lasting performance.\u003c\/p\u003e","brand":"M Part","offers":[{"title":"Default Title","offer_id":45478275088559,"sku":"CB-762","price":11.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1720177750-60629600.jpg?v=1768521097","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/m-part-bicycle-headset-bearing-37x46-9x7mm-45-45-cartridge-pre-greased","provider":"Swinnerton Cycles","version":"1.0","type":"link"}