{"product_id":"m-part-bicycle-headset-bearing-40x51x6-5mm-36o-36o-pre-greased-cartridge","title":"M Part Bicycle Headset Bearing 40x51x6.5mm 36ø\/36ø Pre-Greased Cartridge","description":"\u003cp\u003eThe M Part Headset Bearing 40,0x51,0x6,5 36ø\/36ø offers reliable performance for your bicycle's steering system. Designed with high-quality materials such as CrMo races and HRC 61-66 ball bearings, this cartridge bearing ensures smooth rotation and durability. Its nylon retainer and full contact rubber LLU seals protect against dirt and moisture, extending the lifespan of your headset.\u003c\/p\u003e\n\n\u003cp\u003eEngineered to meet the standards of top bike brands, this bearing features ABEC-3 tolerance for precise and efficient steering. Pre-greased with Multemp SRL (Kyodo Yushi) grease, it guarantees consistent lubrication and reduced maintenance needs.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnsuring smooth and reliable steering performance\u003c\/li\u003e\n  \u003cli\u003eReplacing worn headset bearings with a high-quality component\u003c\/li\u003e\n  \u003cli\u003eProviding excellent protection against dirt and moisture\u003c\/li\u003e\n  \u003cli\u003eMinimizing maintenance thanks to pre-applied grease\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 applications\u003c\/li\u003e\n  \u003cli\u003eCompatibility with headset sizes other than 40,0x51,0x6,5 36ø\/36ø\u003c\/li\u003e\n  \u003cli\u003eHeavy off-road or extreme riding conditions requiring specialized bearings\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 fits most headsets matching the 40,0x51,0x6,5 36ø\/36ø dimensions, but check your headset specifications before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it require regular lubrication?\u003c\/strong\u003e\u003cbr\u003eNo, it comes pre-greased with high-quality grease, reducing the need for frequent maintenance.\u003c\/p\u003e","brand":"M Part","offers":[{"title":"Default Title","offer_id":45478275285167,"sku":"CB-774","price":13.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/1720177760-54128800.jpg?v=1768521098","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/m-part-bicycle-headset-bearing-40x51x6-5mm-36o-36o-pre-greased-cartridge","provider":"Swinnerton Cycles","version":"1.0","type":"link"}