{"product_id":"ceramicspeed-bb90-bottom-bracket-90mm-hollowtech-ii-bottom-bracket-cr0101-bicycle-bottom-brackets","title":"CeramicSpeed BB90 Bottom Bracket | Shimano Hollowtech II | Ultra-Low Friction Bearings with Silicon Nitride Balls \u0026 Hardened Steel Races, Handbuilt in Denmark","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eEnhance your cycling performance with the CeramicSpeed Shimano HollowTech II 24mm Hardened Steel Races BB90 Bottom Bracket, the ultimate upgrade for endurance, efficiency, and durability. Designed for serious cyclists and competitive racers, this high-performance bottom bracket is engineered to deliver reduced friction, improved power transfer, and exceptional longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eConstructed with precision-machined Hardened Steel Races and Grade 3 Silicon Nitride Ceramic Balls, this bottom bracket ensures ultra-low rolling resistance and smooth operation. The reinforced polyamide cage integrates non-contact seals, providing optimal protection against dirt and debris while minimizing friction for superior efficiency.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eAdvanced Components \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eUsing state-of-the-art materials and craftsmanship, the CeramicSpeed BB90 features bearings that outperform traditional steel counterparts in durability and performance. With a 4-year warranty, you can trust in its long-term reliability. The bottom bracket is compatible with Shimano HollowTech II cranksets and fits BB90 frames with a 37mm I.D. shell, making it versatile for high-end road and mountain bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eOptimized Performance \u0026amp; Use Cases\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eIdeal for competitive cyclists, time-trial enthusiasts, and serious recreational riders, this bottom bracket enhances power transfer during intense pedaling. Its lightweight design (weighing only 37 grams) contributes to an efficient ride, while the black finish adds a sleek, professional look to your bike.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003e- Precision-engineered Hardened Steel Races with ultra-low friction properties\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Grade 3 Silicon Nitride Ceramic Balls for longevity and smoothness\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Durable, reinforced polyamide cage with non-contact seals for dirt exclusion\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Hand-built in Denmark for quality assurance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Compatibility with Shimano HollowTech II, FSA MegaExo, and RaceFace EXI spindle interfaces\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Weight: 37 grams, with a sleek black finish\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Warranty: 4 years for peace of mind\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bicycle's drivetrain with the CeramicSpeed Shimano HollowTech II 24mm Hardened Steel Races BB90 Bottom Bracket and experience unmatched efficiency, durability, and performance ride after ride. Perfect for cyclists seeking to maximize power transfer and reduce maintenance, this bottom bracket is the ultimate component for high-performance cycling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eCeramicSpeed Shimano HollowTech II 24mm Hardened Steel Races BB90 Bottom Bracket features grade 3 Silicon Nitride ceramic balls for ultra-low friction and exceptional rolling efficiency, enhancing your bike's performance on every ride.\u003c\/li\u003e\n\u003cli\u003eBuilt with hardened steel races and reinforced polyamide cages, this bottom bracket offers unmatched durability, corrosion resistance, and a long service life that exceeds traditional steel bearings, ensuring reliable performance over thousands of miles.\u003c\/li\u003e\n\u003cli\u003eEngineered for optimal power transfer, the CeramicSpeed BB90 bottom bracket minimizes energy loss during pedaling, providing a smoother, more responsive ride whether you're climbing, sprinting, or cruising on varied terrain.\u003c\/li\u003e\n\u003cli\u003eDesigned for compatibility with Shimano HollowTech II, FSA MegaExo, and RaceFace EXI spindles, this bottom bracket is a versatile upgrade for road and mountain bikes, combining style and performance in a sleek black finish.\u003c\/li\u003e\n\u003cli\u003eHand assembled and manufactured in Denmark, the CeramicSpeed BB90 bottom bracket includes non-contact seals and a 4-year warranty, offering peace of mind, maintenance-free operation, and cutting-edge technology for serious cyclists.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":42206402150467,"sku":"CR0101","price":324.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CR0101.jpg?v=1773364419","url":"https:\/\/365cycles.com\/products\/ceramicspeed-bb90-bottom-bracket-90mm-hollowtech-ii-bottom-bracket-cr0101-bicycle-bottom-brackets","provider":"365 Cycles","version":"1.0","type":"link"}