SRAM GX Eagle AXS Transmission Rear Derailleur Upgrade Kit

The SRAM GX Eagle AXS Transmission Rear Derailleur Upgrade Kit delivers a simplified path from mechanical to wireless shifting. This modular kit is designed to transform your existing Eagle 70 or 90 T-Type Transmission drivetrain with SRAM’s AXS wireless control—no need to replace cranks, chain, or cassette.

The kit supplies an AXS-enabled derailleur body, battery, charger, and AXS Pod Controller. Leveraging your original derailleur’s cage assembly, it installs quickly and restores effortless shifting, backed by SRAM’s Overload Clutch to protect against impacts.

SRAM GX Eagle AXS Transmission Upgrade Kit Specs at a Glance

• Compatibility: Works with SRAM Eagle 70 or 90 Mechanical Transmission rear derailleur cages and frames with UDH/T-Type mounting interfaces. No need for new chain, cassette, or cranks. :contentReference[oaicite:2]{index=2}
• Includes: AXS-enabled GX Eagle derailleur body, AXS Pod Controller, AXS battery and charger, and Eagle T-Type PowerLock quick link. :contentReference[oaicite:3]{index=3}
• Shifting: Fully wireless AXS shifting with customizable controls via the AXS app. :contentReference[oaicite:4]{index=4}
• Protection: Low-profile design shields the derailleur from trail strikes; Overload Clutch reduces risk of damage. :contentReference[oaicite:5]{index=5}
• Weight & Pricing: Retail around US $605. :contentReference[oaicite:6]{index=6}

Design Benefits

1. Modular Upgrade: Converts a mechanical setup to electronic without major overhaul—just swap the body and keep the rest. :contentReference[oaicite:7]{index=7}
2. Personalized Controls: Use the AXS app to assign buttons, monitor battery, and update firmware. :contentReference[oaicite:8]{index=8}
3. Reliable Shifting Under Load: Built to withstand e-MTB levels of power with T-Type Transmission engineering. :contentReference[oaicite:9]{index=9}
4. Future-Proof & Serviceable: Modular construction and shared parts mean easy repairs and spares. :contentReference[oaicite:10]{index=10}

Final Take

The SRAM GX Eagle AXS Transmission Rear Derailleur Upgrade Kit is the most accessible route to an AXS-powered drivetrain for riders already invested in Eagle Transmission hardware. With minimal part replacement, swift installation, and trail-ready electronics, it offers an efficient, durable and customizable upgrade for modern mountain biking.