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Evolution has led to a revolution

The SRAM RED eTap AXS rear derailleur is designed for both 1x and 2x systems. It capitalizes on X-Range gearing technology for enhanced range and chain management.

Smooth, quiet, and AXS-enabled shifting delivers revolutionary 12-speed road drivetrain performance that is easily personalized.

Product details

  1. AXS enabled
  2. Orbit chain management technology keeps the drivetrain quiet and secure
  3. Improved motor and signal travel for faster shifting
  4. A single rear derailleur for all gearing combinations, including 1x and 2x
  5. Larger pulleys for increased durability and efficiency
  6. Compatible with existing eTap batteries
  7. Battery not included

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Specifications

Manufacturer part # 00.7518.120.000
Cage Long cage
Speed 12
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Weights are based off Trek pre-production products at time of publication. Weights may vary in final production.

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