SRAM Eagle Axs Rear Derailleur Battery 0710845824036 XX1
( Brand: Sram ), ( Part Type: Derailleur Battery ), ( Compatible Brand: For Sram ), ( Color: Black ), ( Compatible Bike Type: Cross Bike ), ( Set Includes: Derailleur ), ( Mounting Type: Hanger ), ( Number Of Speeds: 12 Speed ), ( Derailleur Cage Length: Long Cage ), ( UPC: 710845824036 )
Review SRAM Excellent Used X1 Eagle Axs Speed Rear Derailleur And Battery
The **SRAM XX1 Eagle AXS 12-Speed Rear Derailleur Battery** is a cutting-edge, wireless power module designed exclusively for the SRAM s revolutionary AXS (Advanced X Actuation System) electronic shifting platform, elevating the performance and convenience of modern mountain biking to unprecedented levels. Engineered with precision for the demanding demands of aggressive trail riding, enduro, and downhill disciplines, this battery serves as the compact yet robust heart of the AXS system, ensuring seamless, lag-free shifting across the full 12-speed XX1 Eagle drivetrain. Weighing just under 100 grams, the battery is crafted from high-grade, lightweight materials while maintaining an IP67-rated waterproof and dustproof seal, guaranteeing reliability even in the harshest conditions whether through muddy singletrack, icy climbs, or torrential downpours. Its sleek, aerodynamic design integrates seamlessly with the SRAM AXS ecosystem, featuring a streamlined aluminum housing that not only reduces weight but also minimizes the risk of snagging on obstacles during high-speed descents. The battery s compact dimensions approximately 5.5 inches in length and 1.5 inches in diameter allow for easy installation on the frame s battery mount or even on the seat tube, depending on the bike s geometry, without compromising aerodynamics or rider comfort. Powered by a rechargeable lithium-ion cell, this battery delivers a consistent voltage output of 3.7V, providing ample energy to drive the AXS motorized shifters and rear derailleur with precision and responsiveness, even under heavy loads or extreme terrain variations. With a capacity of 1,000mAh, it offers a balance between endurance and portability, ensuring that riders can tackle long days in the saddle without frequent recharging interruptions. The battery s wireless connectivity via SRAM s proprietary AXS protocol enables instant synchronization with compatible shifters and the rear derailleur, eliminating the need for mechanical cables and allowing for effortless, one-handed shifting with a simple tap of the shifter s touchpad. This wireless freedom not only enhances rider control but also reduces maintenance, as there are no cables to fray, stretch, or replace. Additionally, the battery s low-profile design and compatibility with SRAM s modular AXS system make it an ideal upgrade for riders transitioning from mechanical drivetrains or those seeking to future-proof their setup for upcoming SRAM AXS innovations. Whether paired with the XX1 Eagle s ultra-lightweight, high-modulus carbon chain or the durable, low-maintenance XX1 drivetrain, this battery ensures that every shift is crisp, predictable, and devoid of the lag or hesitation that plagues traditional cable-actuated systems. For riders who demand the pinnacle of electronic shifting technology, the SRAM XX1 Eagle AXS 12-Speed Rear Derailleur Battery is not just an accessory it s a game-changer, blending innovation, durability, and performance into a single, indispensable component.
### **Pros and Cons of buying a SRAM XX1 Eagle AXS 12-Speed Rear Derailleur with Battery (Part Number: 710845824036)**
#### **Pros**
1. **Wireless Electronic Shifting (AXS)**
- Eliminates the need for cable routing, reducing drag and simplifying installation.
- Provides smoother, more precise shifting compared to mechanical systems, especially in harsh conditions.
- Allows for customizable shift points and group-wide programming via the SRAM AXS app.
2. **12-Speed Compatibility**
- Works seamlessly with SRAM s 12-speed drivetrain, offering a wider range of gearing options for climbing and descending.
- Compatible with the XX1 Eagle cassette (11-50T), providing an aggressive gearing ratio for aggressive riders.
3. **Durability and Performance**
- The XX1 Eagle drivetrain is built for high-performance, aggressive riding, with reinforced components to handle rough terrain.
- The AXS system is designed to be rugged, with weather-resistant electronics that perform reliably in all conditions.
4. **Future-Proofing**
- AXS is a wireless, modular system that can be upgraded or paired with other AXS components (e.g., shifters, cranks) without additional wiring.
- SRAM continues to support AXS with firmware updates, ensuring long-term compatibility.
5. **Weight Considerations**
- While electronic systems are generally heavier than mechanical ones, the XX1 AXS setup is optimized for performance without excessive bulk.
6. **Integration with SRAM s Ecosystem**
- Works perfectly with other SRAM AXS components, such as the Force AXS cranks or Red eTap AXS shifters, for a fully integrated system.
- Compatible with SRAM s Red, Force, and XX1 drivetrains, offering flexibility in build-up choices.
7. **Shift Quality and Reliability**
- AXS shifting is known for its consistency, even in extreme conditions (mud, water, extreme temperatures).
- The battery-powered system ensures reliable operation without the need for frequent cable adjustments.
---
#### **Cons**
1. **Cost**
- The XX1 Eagle AXS drivetrain is significantly more expensive than mechanical alternatives or even mid-range electronic systems (e.g., Shimano Di2).
- The battery and derailleur alone represent a substantial investment, especially for casual or recreational riders.
2. **Battery Dependency**
- Requires a separate battery (often the SRAM AXS Battery Pack, sold separately) for power, adding to the initial cost and maintenance considerations.
- Battery life varies based on usage (typically lasts 200 400 shifts per charge), requiring occasional recharging.
- If the battery fails or is lost, the system becomes inoperable until replaced.
3. **Complexity and Maintenance**
- More components mean more potential points of failure (e.g., battery connections, electronics, app sync).
- Requires familiarity with the AXS app for setup, programming, and troubleshooting, which may be overwhelming for beginners.
- If the electronics fail, repairs can be costly, and some issues may require professional servicing.
4. **Weight**
- Electronic derailleurs and batteries add noticeable weight compared to mechanical counterparts, which may affect handling slightly, especially on climbs.
5. **Compatibility Limitations**
- While AXS is versatile, it is proprietary to SRAM, meaning it won t work with Shimano Di2 or other electronic systems without adapters or third-party solutions.
- Some aftermarket or used components may not be fully compatible, limiting customization options.
6. **Power Consumption**
- Frequent shifting or aggressive use can drain the battery faster, requiring more frequent charging.
- Extreme temperatures (cold or hot) can affect battery performance and longevity.
7. **Learning Curve**
- Setting up and optimizing the AXS system (e.g., adjusting shift points, pairing components) requires time and patience.
- Riders accustomed to mechanical shifting may need to adapt to the electronic feel and behavior.
---
### **Conclusion**
The **SRAM XX1 Eagle AXS 12-speed rear derailleur with battery** is a high-performance, wireless electronic shifting solution tailored for aggressive riders who demand precision, reliability, and customization. It excels in off-road conditions, offers seamless integration with SRAM s ecosystem, and future-proofs your drivetrain with modular upgrades. However, the significant upfront cost, battery dependency, and added complexity make it less ideal for budget-conscious or casual riders. It is best suited for serious enduro, downhill, or trail riders who prioritize performance and are willing to invest in a premium system.
### **Recommendation**
- **Buy it if:** You are a serious off-road rider who values electronic shifting for its precision, reliability, and customization potential. You re willing to invest in a high-performance drivetrain and have the budget to cover the cost of the battery and potential future upgrades.
- **Avoid it if:** You re on a tight budget, prefer mechanical shifting, or primarily ride on-road where electronic systems may not offer enough benefit. Alternatively, consider a mid-range electronic system like Shimano Di2 or a mechanical SRAM XX1 setup if cost is a concern.
- **Consider alternatives:** If you like the XX1 Eagle but want to save on electronics, pair it with a mechanical derailleur. If you prefer electronic shifting but want a more affordable option, explore SRAM s Red AXS or Shimano s Di2 systems.
Details:
Contact me with questions, I will do my best to answer them. It features a shorter cage for 10mm more ground clearance, with chain wrap on the cassette to sit slightly further forward, and inboard. Designed to work with X-Dome Eagle cassettes only. Functions perfectly, includes battery in likewise excellent condition.
Battery sold separately. Pulled from a lightly ridden MTB during component change. Rear Derailleur Mount Type: 10x1 Standard. Rear Der/Shiftier Compatibility: SRAM ETA AXS.
This part will come to you in the excellent used condition seen included photographs. Color: Black. Largest Cog: 52. The AXS powered component enables customization and scales to an individual riders liking via the SRAM App.
The system is tested to IP69K water and dust proofing standard for creek crossings, mud splattering the resulting post-ride pressure washings. Thanks again.
specifications ribicycl:
- brand: Sram
- part type: Derailleur Battery
- compatible brand: For Sram
- color: Black
- compatible bike type: Cross Bike
- set includes: Derailleur
- mounting type: Hanger
- number of speeds: 12 Speed
- derailleur cage length: Long Cage
- upc: 710845824036
seller ribicycl:
- city: New Bedford, Massachusetts
- # reviews: 27132
- rating: 100.0%
payments ribicycl:
- credit card: Diners-club
- wallet: Google-pay
- other
offer ribicycl:
- quantity: 1
- started: April 14, 2026
- availability: In Stock
- options: Ship-to-home
- sold: 0
returns ribicycl:
- policy: No Returns
general ribicycl:
- Cycling > Bicycle Components Parts > Rear Derailleurs
- condition: Used
shipping ribicycl:
- class: Standard
- cost: $11.05
- transit: 3-7 Days
- carrier: USPS
- type: Calculated
- service: USPS Ground Advantage
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