The Super Record S Wireless rear derailleur makes the most of Campagnolo state-of-the-art technology to guarantee maximum shifting performance. Thanks to in-depth technical knowhow, the Campagnolo Super Record S Wireless rear derailleur always recognizes the sprocket being used in order to guarantee maximum shifting accuracy. This perfect alignment also provides the cyclist with the best power transfer and reduced chain wear. Precise shifting is fluid, efficient and reliable no matter the pedaling conditions. Thanks to the Position Sensor, the gear positions itself automatically in the best point for the selected. Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! (9-5 Mon-Fri, 12-4 Sat & Sun EST). Video will open in a new window. Campagnolo Super Record S Wireless 12-Speed Short Cage Rear Derailleur – Precision, Tech, & Performance. Enhance your cycling performance with the Campagnolo Super Record S Wireless Rear Derailleur – 12-Speed, Short Cage, Black. Designed for professional-level efficiency and precision, this high-end electronic derailleur combines innovative technology, durable materials, and sleek style to deliver exceptional shifting reliability in all riding conditions. ### Premium Materials & Engineering for Superior Durability. Constructed with lightweight yet resilient materials, the Campagnolo Super Record S Wireless rear derailleur ensures optimal performance without adding unnecessary weight. Its robust black finish not only provides a sleek aesthetic but also offers excellent resistance to corrosion and wear, perfect for both competitive racing and everyday road riding. ### Advanced Components & Cutting-Edge Technology. Powered by Campagnolo’s state-of-the-art wireless shifting technology, this derailleur features a high-precision Position Sensor that automatically aligns the derailleur with the selected sprocket for flawless gear changes. The wireless communication system guarantees instantaneous, crisp shifts, reducing chain wear and enhancing power transfer efficiency. The derailleur is compatible with 12-speed drivetrains and supports a maximum sprocket size of 32 teeth, delivering versatility across various terrains. ### Innovative Features for Savvy Cyclists. Intuitive User Experience: A manual Gear Unlock System allows quick manual adjustments during system malfunctions, offering peace of mind on long rides. Smart Monitoring: Battery levels are easily checked via component LEDs or the MyCampy 3.0 app, ensuring you’re always ready for your next adventure. Precise & Efficient Shifting: The derailleur shifts smoothly and reliably under various pedaling conditions, thanks to the advanced electronics and engineering. ### Sleek Style & Versatile Use. Finished in a sophisticated black, the Super Record S Wireless derailleur complements high-end road bikes with its minimalist yet aggressive look. Its short cage design makes it ideal for racers and serious enthusiasts seeking quick, accurate shifts across a 37-tooth chain wrap capacity. Whether on competitive races, training, or long-distance rides, this derailleur ensures your bike performs at its peak. Largest Cog: 32T. Drivetrain Compatibility: 12-speed, 10×1 standard mount. Cage Length: Short. Weight: 269 grams. Upgrade your cycling setup with the Campagnolo Super Record S Wireless Rear Derailleur and experience unparalleled shifting precision, lightweight engineering, and cutting-edge wireless technology designed specifically for demanding riders who value performance and reliability. Advanced Materials: Crafted with high-quality lightweight aluminum and durable carbon-fiber components, ensuring optimized strength and reduced weight for peak cycling performance. Precision Engineering & Technology: Featuring Campagnolo’s state-of-the-art 12-speed wireless shifting system with Intelligent Position Sensor technology for instant, accurate gear changes even under demanding riding conditions. Optimized for Performance & Durability: Designed with a short cage for versatile gear ranges up to 32 teeth, minimizing chain wear and ensuring smooth, efficient shifts across varied terrains. Versatile & User-Friendly Design: Includes a manual Gear Unlock System for reliable operation during malfunctions, compatible with 10×1 standard mounts, and easy installation for a professional-grade cycling experience. Rear Derailleur Mount Type. Chain Wrap Capacity (teeth). 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