GX Eagle Carbon Boost Crankset
Best lightweight carbon upgrade for serious mountain bikers seeking efficient performance.
This crankset brings high-end carbon stiffness to the masses, shedding significant weight without the fragile feel of race-only gear. You trade the absolute lightest weight of top-tier carbon for a more rugged, trail-ready build that handles aggressive riding with total confidence.
$274.95
at
Fanatik Bike
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SRAM GX Eagle Crankset
$159.99
SRAM GX Eagle E-MTB Crank Assembly
$155.00
Who it's for
- Racers seeking to shave grams for faster climbing performance
- Aggressive riders wanting maximum power transfer during intense sprints
- Trail riders needing consistent chain security on technical terrain
Who should skip it
- Budget-conscious cyclists prioritizing value over weight reduction
- Riders frequently navigating rocky terrain prone to pedal strikes
- Owners of older bikes with non-DUB bottom bracket standards
Performance breakdown
Power Transfer Efficiency
Carbon construction provides a stiff, responsive feel under heavy pedaling loads.
Weight Optimization
Carbon arms shave significant weight compared to traditional aluminum alloy alternatives.
Drivetrain Compatibility
Seamlessly integrates with modern 12-speed systems for precise, reliable shifting performance.
Trail Durability
Robust build quality withstands the harsh impacts of aggressive mountain biking.
Installation Versatility
DUB spindle interface simplifies setup across a wide range of frames.
Chain Retention
Engineered tooth profile keeps the chain secure on the roughest descents.
Key Specs
Crank Length
175mm
Chainring Size
32T
Spindle Interface Type
SRAM DUB
Hub Compatibility
141/148 Boost
Drivetrain Speeds
12
Color
Lunar (Gray)
Number of Chainrings
Chain Retaining Single
Crank Intended Use
Mountain
Pedal Spindle
9/16"
BB Included
No
Know before you buy
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