{"product_id":"ceramicspeed-ospw-aero-alpha-shimano-9250-8150","title":"CeramicSpeed OSPW Aero ALPHA Shimano 9250\/8150","description":"\u003cdiv\u003e\n  \u003cp\u003eThe \u003cstrong\u003eCeramicSpeed OSPW Aero ALPHA Shimano 9250\/8150\u003c\/strong\u003e is the next evolution in oversized pulley wheel systems, engineered to deliver maximum drivetrain efficiency and aerodynamic gains. Designed specifically for Shimano Dura-Ace 9250 and Ultegra 8150 12-speed derailleurs, it reduces friction, enhances shifting performance, and improves aerodynamics.\u003c\/p\u003e\n\n  \u003cp\u003eDeveloped in partnership with aerodynamic specialists, the ALPHA edition integrates a carbon-reinforced cage with optimized shaping to minimize drag. It features a 13-tooth upper and 19-tooth lower pulley wheel configuration, CeramicSpeed’s premium coated bearings, and a modular ALPHA cage design for unmatched performance and durability.\u003c\/p\u003e\n\n  \u003cp\u003eHandcrafted in Denmark and tested at the highest levels of racing, the OSPW Aero ALPHA system is trusted by WorldTour professionals seeking every competitive advantage.\u003c\/p\u003e\n\n  \u003ch3\u003eCeramicSpeed OSPW Aero ALPHA Shimano 9250\/8150 — Specs at a Glance\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Shimano Dura-Ace R9250 \u0026amp; Ultegra R8150 12-speed derailleurs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePulley configuration:\u003c\/strong\u003e 13-tooth upper \/ 19-tooth lower\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCage design:\u003c\/strong\u003e Aerodynamic ALPHA cage with carbon-reinforced construction\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBearings:\u003c\/strong\u003e CeramicSpeed coated bearings for ultra-low friction\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbon composite cage with alloy pulley wheels\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Matte black aero profile with precision detailing\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEfficiency gains:\u003c\/strong\u003e Up to 40% reduction in drivetrain friction compared to stock setups\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Handbuilt in Denmark\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eDesign Benefits\u003c\/h3\u003e\n  \u003col\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAerodynamic advantage:\u003c\/strong\u003e Sculpted ALPHA cage minimizes drag for improved speed and efficiency.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReduced friction:\u003c\/strong\u003e Oversized pulley wheels and premium ceramic bearings enhance drivetrain efficiency.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRace-proven durability:\u003c\/strong\u003e Carbon-reinforced cage withstands high wattage and demanding conditions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePrecise shifting:\u003c\/strong\u003e Optimized pulley alignment ensures crisp and reliable gear changes.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHandcrafted quality:\u003c\/strong\u003e Built to exacting standards in Denmark for pro-level performance.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\n  \u003ch3\u003eFinal Take\u003c\/h3\u003e\n  \u003cp\u003eThe \u003cstrong\u003eCeramicSpeed OSPW Aero ALPHA Shimano 9250\/8150\u003c\/strong\u003e is the ultimate upgrade for riders chasing maximum efficiency and aerodynamic performance. With oversized pulleys, coated bearings, and a wind-cheating cage design, it delivers measurable speed gains and smooth performance at the highest level of cycling.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CeramicSpeed","offers":[{"title":"Default Title","offer_id":43705600311340,"sku":"113805","price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/7684\/9196\/files\/ceramicspeed-ospw-aero-alpha-shimano-92508150-7576015.jpg?v=1771295709","url":"https:\/\/ricycles.com\/products\/ceramicspeed-ospw-aero-alpha-shimano-9250-8150","provider":"RA Cycles","version":"1.0","type":"link"}