SRAM XX1 Eagle AXS Crank Arm Assembly
Best lightweight upgrade for dedicated cross country mountain bike racers.
A high-performance carbon crank arm assembly built for serious mountain riders. It offers a stiff, lightweight foundation for custom drivetrain builds, though it requires a separate spider and chainring to complete the setup.
$450.00
More XX options
Who it's for
- Competitive cross-country racers seeking to minimize bike weight
- Riders already invested in the SRAM AXS wireless ecosystem
- Performance-oriented cyclists demanding immediate power response and longevity
Who should skip it
- Budget-conscious mountain bikers looking for high value-to-cost ratios
- Riders who prioritize a pristine, showroom-quality look over time
- Mechanics or DIYers working with incompatible legacy bottom bracket standards
Performance breakdown
Power Transfer Efficiency
Carbon Tuned construction delivers exceptional stiffness for immediate, responsive power delivery.
Weight Optimization
Lightweight carbon layup sheds rotational mass without sacrificing structural integrity.
System Compatibility
DUB spindle interface ensures seamless integration across most modern mountain frames.
Customization Potential
Modular design allows riders to tailor gearing and power meter setups.
Durability
Rugged carbon construction withstands the harsh impacts of aggressive trail riding.
Installation Ease
Standardized interface makes swapping or servicing the crankset straightforward and quick.
Key Specs
Material
Carbon
Weight
703 grams
Crank Arm Length
170 mm
Drivetrain Speed Compatibility
12-speed
Bottom Bracket Interface Type
SRAM DUB
Spindle Diameter
28.99 mm
Chainring Mount Type
Direct Mount
Number of Chainrings
0
Intended Use
Mountain
Know before you buy
Still have a question?
Ask Metto anything about the SRAM XX1 Eagle AXS Crank Arm Assembly before you decide.