The SRAM RED E1 Front Derailleur is SRAM’s most refined 2x front shifting solution, engineered for ultra-fast, silent, and consistently accurate gear changes under load. Designed for the RED AXS E1 platform, it eliminates cable friction entirely and delivers fully wireless precision shifting with near-zero setup complexity. Key Features & Benefits Yaw™ Cage Technology for Zero-Rub PerformanceThe rotating cage aligns dynamically with the chain’s angle across the cassette, eliminating chain rub in all gear combinations while maintaining optimal shifting geometry at every position. AXS Wireless Electronic IntegrationFully wireless architecture enables clean cockpit design, rapid installation, and full customization through the SRAM AXS app, including shift mapping and system updates. Auto-Trim FunctionalityAutomatically micro-adjusts cage position when shifting the rear derailleur, ensuring silent operation without manual trimming across the cassette range. Refined Cage Shape for Faster ShiftsUpdated E1 cage geometry reduces shift time and improves chain engagement, resulting in crisper front shifts under load, especially during sprints and climbs. Simplified Setup Tool IntegrationIncludes SRAM’s dedicated setup tool for fast and repeatable installation, minimizing alignment complexity and improving first-time setup accuracy. X-Range Chainring OptimizationSpecifically tuned for SRAM X-Range chainrings, ensuring smooth cadence transitions and optimized front shifting across modern gearing systems. Technical Specifications Drivetrain Compatibility: SRAM AXS 12-speed road Configuration: 2x only Compatible Chainrings: 46/33T, 48/35T, 50/37T (and select larger road ratios) Mount Type: Braze-on (adapter compatible for clamp variants) Chainline: 45mm Shifting Technology: AXS wireless electronic shifting Cage Technology: SRAM Yaw with auto-trim Chain Compatibility: SRAM Flattop (D1 / E1) Use Case: Road racing, endurance, high-performance all-road builds
