{"product_id":"enduro-cartridge-bearing-ctbr0285","title":"Enduro Zer0 Ceramic Bearing 6903 17x30x7mm - High-Performance Silicon Nitride Balls, Rustproof Magnetite Finish, Cryogenically Treated Steel Races, Sealed for Durability","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eExperience Peak Performance with the Enduro Zer0 Ceramic Bearing 6903 17x30x7 Ea - the ultimate upgrade for high-performance mountain biking, enduro, and trail riding. Crafted for durability, speed, and precision, this premium ceramic bearing is engineered to elevate your bike's drivetrain and wheelset functionality.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eBuilt with advanced Cerbec USA Grade 3 ceramic (Silicon Nitride Si3N4) balls, the Enduro Zer0 6903 bearing features ultra-hard, lightweight, and corrosion-resistant ceramics that reduce friction and extend service life. The bearing's cryogenically treated 52100 chromium steel races ensure optimal hardness, stability, and resilience under demanding conditions. Finished with a Magnetite rustproof coating, this bearing guarantees exceptional corrosion resistance, making it ideal for all-weather riding and muddy trail environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eDesigned for high-speed stability and smooth operation, the Enduro Zer0 6903 delivers low friction and minimal rolling resistance. The ceramic balls minimize heat buildup, reduce wear, and enhance rotational efficiency, giving you faster acceleration and improved power transfer. Perfectly engineered for durability, these bearings excel in harsh conditions, ensuring consistent performance mile after mile.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eFeaturing high-quality Silicone VV or LLB seals, the Enduro Zer0 6903 provides excellent dust and moisture protection, preventing contaminants from compromising bearing integrity. The seals are designed for easy maintenance and moisture expulsion, prolonging the bearing's lifespan even in wet, muddy, or dusty trail environments.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eWith a compact size of 17x30x7mm, the Enduro Zer0 Ceramic Bearing is ideal for wheel hubs, bottom brackets, and other critical bike components requiring high precision and durability. Its sleek design and superior materials make it the perfect upgrade for riders seeking pro-level performance, reliability, and longevity.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Precision Cerbec USA Grade 3 Silicon Nitride ceramic balls for reduced friction and increased longevity\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Cryogenically treated chromium steel races for enhanced hardness and stability\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Magnetite rustproof finish for superior corrosion resistance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Silicone VV or LLB seals for optimal dust and moisture protection\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Designed for high-performance mountain biking, enduro, and trail riding applications\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003eUpgrade your bike today with the Enduro Zer0 Ceramic Bearing 6903 17x30x7 Ea for unmatched speed, durability, and reliability on every ride. Elevate your cycling experience with bearings built to meet the demands of serious riders and racers alike.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhanced durability and performance with premium Cerbec USA Grade 3 ceramic (Silicon nitride Si3N4) balls for superior low friction and long-lasting wear. \u003c\/li\u003e\n\u003cli\u003eCryogenically treated 52100 chromium steel races provide increased toughness, reduced expansion, and improved bearing longevity under demanding enduro riding conditions. \u003c\/li\u003e\n\u003cli\u003eAdvanced silicone VV or LLB seals ensure optimal protection against dirt, water, and debris, maintaining smooth operation in rugged trail and technical mountain biking environments. \u003c\/li\u003e\n\u003cli\u003eDesigned for high-performance enduro bikes, these lightweight ceramic bearings reduce rotational resistance and improve power transfer, boosting overall ride efficiency. \u003c\/li\u003e\n\u003cli\u003eInnovative rustproof Magnetite finish and precision engineering make the Enduro Zer0 Ceramic Bearing ideal for aggressive riding and extreme weather conditions, helping prevent corrosion and enhance reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Enduro","offers":[{"title":"Default Title","offer_id":42354959712323,"sku":"CTBR0285","price":52.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/AB9383.jpg?v=1773647404","url":"https:\/\/365cycles.com\/products\/enduro-cartridge-bearing-ctbr0285","provider":"365 Cycles","version":"1.0","type":"link"}