{"product_id":"kogel-kogel-aero-kolossos-derailleur-pulley-pulleys-road-bike-plas0175-rear-derailleur-pulley-assembly","title":"Kogel Aero Kolossos Derailleur Pulley for Sram Red AXS 14 - 19T | CNC Aluminum, Ceramic Bearings, Wind Resistance Reduction for Road \u0026 Triathlon Cycling","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Road, Triathlon, and Time Trial Performance with the Kogel Aero Kolossos Derailleur Pulley for SRAM Red AXS 14\/19T\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eEnhance your bicycle's shifting efficiency and aerodynamic profile with the Kogel Aero Kolossos Derailleur Pulley, specifically engineered for SRAM Red AXS 14\/19T systems. Crafted for serious cyclists seeking top-tier performance, this high-performance pulley combines advanced materials, innovative engineering, and aerodynamic design to deliver superior results across competitive and endurance riding.\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 from CNC-machined aluminum, the Kogel Aero Kolossos pulley offers exceptional durability and lightweight performance. The pulley features internal spines for maximum stiffness and stability, ensuring precise and reliable gear transitions under power. Its robust build and meticulous engineering minimize flex, providing smooth, silent operation cycle after cycle.\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\u003eEquipped with Kogel's signature ceramic bearings and sealed road seals, this pulley system reduces friction for increased efficiency and power transfer. The ceramic bearings are designed for longevity and reduced wear, delivering consistent performance mile after mile. The aerodynamic profile significantly cuts wind resistance, making it an excellent upgrade for aero-focused road racers and triathletes seeking every advantage on time.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eDesign \u0026amp; Use Case\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eIdeal for road cyclists, triathletes, and time trial enthusiasts, the Kogel Aero Kolossos pulley enhances both speed and shifting precision. Its sleek, raw silver finish complements high-end bike setups while its aerodynamic profile helps minimize drag during high-speed pursuits. Perfect for competitive racing or serious training, this pulley system seamlessly integrates with SRAM Red AXS 14\/19T derailleurs to optimize your bike's performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003e- Aero-enhanced pulley system for reduced wind resistance and improved aerodynamics\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Fully CNC-machined aluminum construction for strength and lightweight design\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- High-performance ceramic bearings with sealed seals for smooth, durable operation\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Designed specifically for SRAM Red AXS systems, also compatible with Shimano 11\/12-speed Ultegra and Dura-Ace Di2 series (select models)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Engineered for triathlons, time trials, and road racing for maximum efficiency\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003eSpecifications:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Model: SRAM Red AXS 14\/19T\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Material: CNC-machined aluminum with ceramic bearings\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003e- Compatibility: SRAM Red AXS, Shimano Ultegra and Dura-Ace Di2 (11\/12-speed)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-19\"\u003e\u003cp\u003e- Design: Aerodynamic, sealed, high-stiffness pulley system\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-20\"\u003e\u003cp\u003eMaximize your bike's speed and efficiency with the Kogel Aero Kolossos Derailleur Pulley-where advanced materials, aerodynamic engineering, and precision technology set a new standard for cycling performance. Upgrade today for a smoother, faster ride on every terrain.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-performance aero derailleur pulley system designed specifically for Sram Red AXS 14\/19T drivetrain, enhancing cycling efficiency and speed on road, triathlon, and time trial bikes.\u003c\/li\u003e\n\u003cli\u003eConstructed from CNC-machined aluminum with an internal spine, this Kogel Kolossos pulley provides maximum stiffness and durability for precision shifting under high loads.\u003c\/li\u003e\n\u003cli\u003eEquipped with Kogel's advanced ceramic bearings and reliable road seals, these pulleys deliver seamless, low-friction operation while reducing wind resistance for improved aerodynamic performance.\u003c\/li\u003e\n\u003cli\u003eThe aero design minimizes drag during high-speed cycling, making it an ideal choice for competitive triathletes and time trial enthusiasts seeking to optimize aerodynamic efficiency.\u003c\/li\u003e\n\u003cli\u003eCompatible with Sram Red AXS and other 11 and 12-speed road drivetrains like Shimano Ultegra and Dura-Ace Di2, offering versatile upgrade options for serious cyclists seeking cutting-edge technology.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Kogel","offers":[{"title":"Default Title","offer_id":42203422294083,"sku":"PLAS0175","price":650.86,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/250653.jpg?v=1773714559","url":"https:\/\/365cycles.com\/products\/kogel-kogel-aero-kolossos-derailleur-pulley-pulleys-road-bike-plas0175-rear-derailleur-pulley-assembly","provider":"365 Cycles","version":"1.0","type":"link"}