SRAM red axs E1 rear front derailleur 12S road bicycle bike derailleurs

The heart of the AXS ecosystem is lighter, more efficient, and more capable than ever. Covering cassette ranges from 10-28T up to 10-36T, this wireless wonder has larger pulleys to increase drivetrain efficiency, and an Orbit fluid damper to keep everything in place over the rough stuff. One derailleur ready for 1x or 2x, on road or off.

• Orbit chain management technology keeps the drivetrain quiet and secure
• AXS enabled for easy setup, personalization, and reliability
• 16 g lighter than previous generation
• Compatible with both 1x and 2x drivetrains
• Compatible with cassettes from 10-28T to 10-36T
• Larger X-SYNC pulleys for increased efficiency
• Compatible with existing AXS batteries

RED AXS Front Derailleur

Not just fast and reliable front shifts, but silent running across the whole cassette. The RED AXS front derailleur uses Yaw technology with electronic trim to ensure the fastest possible shift while eliminating chain rub in all combinations, with the easiest setup around, thanks to a brilliant new tool.

• AXS enabled for easy wireless setup, monitoring, personalization, and reliability
• Refined cage shape results in faster and more accurate front shifts
• Easy setup with included tool
• SRAM Yaw cage technology optimized for use with X-Range chainrings
• Auto trim functionality for rasp free running
• Compatible with 46/33T, 48/35T, 50/37T, 52/39T, 54/41T, and 56/43T chainring combos