Shimano SLX FC-M7120-1 Crankset
Best durable drivetrain component for aggressive trail riders.
A robust, hollow-forged crankset built for the demands of modern trail riding. It prioritizes stiffness and power transfer while accommodating wider hub spacing, making it a reliable choice for riders upgrading their drivetrain performance.
$130.00
at
Marblehead Cycle
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Who it's for
- Trail riders seeking premium performance without a top-tier budget
- Aggressive mountain bikers and enduro enthusiasts needing reliable, strong cranks
- Riders prioritizing direct power transfer and responsive acceleration on varied terrain
Who should skip it
- Weight-conscious racers and elite riders prioritizing the lightest possible setup
- Customization enthusiasts wanting a wider selection of third-party chainrings
- New builders or those expecting a ready-to-install, complete crankset package
Performance breakdown
Power Transfer Efficiency
Hollowtech II construction ensures minimal flex during high-torque climbing efforts.
Weight Optimization
Hollow-forged design sheds grams without sacrificing necessary trail durability.
Frame Compatibility
Boost spacing and 55mm chainline integrate seamlessly with modern trail bikes.
Installation Versatility
Direct mount interface makes swapping chainrings quick and hassle-free.
Drivetrain Integration
Engineered specifically to optimize shifting performance across 12-speed systems.
Structural Robustness
Built to withstand the aggressive impacts of technical mountain terrain.
Key Specs
Number of Chainrings
1
Drivetrain Speeds
12
Chainring BCD
Direct Mount
Chainline/Hub Compatibility
141/148 Boost Hubs
Color
Black
Crank Length (mm)
165, 170, 175
Crank Intended Use
Mountain
BB Included
No
Pedal Spindle
9/16"
Spindle Interface Type
Shimano Hollowtech II
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