FSA SL-K Crankset
Best lightweight upgrade for dedicated road cycling enthusiasts.
A stiff, lightweight carbon crankset designed for riders who need a balance of climbing agility and flat-out speed. The asymmetric bolt pattern enhances power transfer, making it a reliable, high-performance upgrade for road drivetrains.
$159.99
at
Cycle Limited
More SL-K options
Who it's for
- Performance-oriented cyclists looking to reduce bike weight without sacrificing rigidity
- Riders who want a future-proof component for different bike builds
- Competitive racers demanding reliable shifting under heavy pedaling loads
Who should skip it
- Maintenance-focused riders who prefer widely available and inexpensive replacement parts
- Budget-conscious cyclists seeking the best value-to-performance ratio
- Home mechanics who prefer simple, plug-and-play component installations
Performance breakdown
Power Transfer Efficiency
The hollow carbon construction minimizes flex during high-wattage sprints.
Weight Optimization
Carbon arms shed significant rotational mass without sacrificing structural integrity.
Gearing Versatility
Mid-compact 52/36T setup handles steep climbs and fast flats with ease.
Drivetrain Compatibility
Works seamlessly with 10 and 11-speed systems, though lacks 12-speed support.
Installation Flexibility
BB386EVO standard adapts to most frames with the right bottom bracket.
Shift Precision
Asymmetric bolt pattern ensures crisp, reliable chainring engagement under load.
Key Specs
Brand
FSA
Model
SL-K Light ABS
Material
Hollow carbon arms, AL7050 spindle, AL7075 chainrings
Drivetrain Compatibility
10/11-speed
Spindle Diameter
30mm
Spindle Type
BB386EVO
Chainring Configuration
52/36T
Chainring Mount
ABS (Asymmetric Bolt Pattern)
Number of Chainrings
2
Bottom Bracket Compatibility
BB386EVO
Know before you buy
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