{"product_id":"ceramicspeed-ospw-aero-system-for-shimano-9250-and-8150-pulleys-cgas0041","title":"CeramicSpeed OSPW Aero Pulley System for Shimano Dura-Ace 9200 \u0026 Ultegra 8100, Coated Bearings, Carbon Fiber Cage, Aerodynamic Performance","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eEnhance Your Ride with the CeramicSpeed OSPW Aero Pulley Wheel System for Shimano 9200\/9250 and 8100\/8150\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eUpgrade your cycling performance with the CeramicSpeed OSPW Aero System, meticulously engineered for Shimano Dura-Ace R9200 and Ultegra 8100 series drivetrains. Designed in collaboration with leading aerodynamicists and developed over two years of rigorous wind tunnel testing, this advanced pulley wheel system significantly reduces drag while optimizing aerodynamics to elevate your race and endurance cycling.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Engineering Excellence:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eConstructed with high-quality aluminum pulley wheels featuring 13-tooth (upper) and 19-tooth (lower) configurations, the CeramicSpeed OSPW Aero system combines lightweight polyamide and carbon fiber cage components for unmatched durability and weight savings. The alloy pulley wheels are paired with Grade 3 Silicon Nitride ceramic balls, known for their exceptional hardness, low friction, and corrosion resistance. The coated races on the bearings provide a lifetime warranty, ensuring long-lasting performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eThis innovative aero pulley system reduces drivetrain drag by an average of 40% compared to stock derailleurs, enabling smoother power transfer and increased efficiency over every mile. The aerodynamic cage design focuses on minimizing frontal area and controlling trailing wind effects, resulting in improved aerodynamic flow. With four spring tension settings, riders can customize derailleur performance to match varying ride conditions for optimal shifting precision and stability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eIdeal for competitive cyclists, time trialists, and serious enthusiasts, the CeramicSpeed OSPW Aero System seamlessly integrates with Shimano's 12-speed Dura-Ace R9200 and Ultegra 8100 series, compatible with a wide range of cassette sizes from 11-30 to 11-34 teeth. Its sleek black finish complements high-end road bikes, enhancing both aesthetics and speed. Whether you're racing, training, or tackling challenging terrains, this system provides laser-focused aerodynamic benefits and exceptional reliability.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eInnovative Features \u0026amp; Differentiators:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Developed in partnership with Drag2Zero, ensuring top-tier aerodynamic refinement\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Coated ceramic bearings increase service life and reduce corrosion\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Crafted with durable, lightweight materials for high-performance riding\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Offers multiple spring tension settings for tailored derailleur setup\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Lifetime warranty included on coated bearing components\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eUnlock maximum efficiency and aerodynamic advantage with the CeramicSpeed OSPW Aero Pulley Wheel System-your secret weapon for faster, smoother, and more efficient rides. Improve your bike's performance today with this cutting-edge upgrade designed for serious cyclists aiming to conquer every ride with confidence.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eEnhanced aerodynamics with a custom-designed cage structure, reducing drag by an impressive 40% for faster, more efficient climbs and sprints. \u003c\/li\u003e\n\u003cli\u003eConstructed with durable polyamide and carbon fiber, the lightweight yet robust cage offers excellent strength-to-weight ratio, ideal for competitive cycling and endurance rides. \u003c\/li\u003e\n\u003cli\u003ePrecise ceramic-coated bearings featuring Grade 3 Silicon Nitride balls provide a lifetime warranty, exceptional smoothness, and increased corrosion resistance for maintenance-free performance. \u003c\/li\u003e\n\u003cli\u003eOptimized for Shimano 9200\/9250 and 8100\/8150 series, this aero pulley system is compatible with 12-speed Shimano drivetrains, including Dura-Ace R9200 and Ultegra 8100 models, enhancing gear shifting efficiency. \u003c\/li\u003e\n\u003cli\u003eInnovative wind tunnel-tested design, developed with Drag2Zero, refines aerodynamics by minimizing frontal area and controlling trailing wind, making it perfect for time trials, triathlons, and high-speed racing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":42205050011715,"sku":"CGAS0041","price":616.32,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CeramicSpeed-OSPW-Aero-System-for-Shimano-9250-and-8150-Pulleys-_CGAS0041_DFT.jpg?v=1780712858","url":"https:\/\/365cycles.com\/products\/ceramicspeed-ospw-aero-system-for-shimano-9250-and-8150-pulleys-cgas0041","provider":"365 Cycles","version":"1.0","type":"link"}