Shimano Deore FC-M5100-B2 Crankset
Best reliable drivetrain upgrade for avid trail riders.
This crankset is the workhorse upgrade for riders who prioritize trail-ready durability over shaving grams. Its two-piece construction delivers a stiff, efficient power transfer that handles aggressive riding without fuss, though you will need to source your own bottom bracket to complete the build.
$85.00
at
Marblehead Cycle
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Shimano Deore FC-M5100-B2 Crankset
$85.00
Shimano Deore FC-M4100-B2
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Shimano Deore M6100 Crankset
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Shimano Deore M6120 Crankset
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Shimano Deore M5100 Crankset
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Shimano Deore M6130 Crankset
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Shimano Deore M6000 Crankset
$101.50
Shimano Deore M6000 Crankset
$101.50
Shimano Deore M6130 Crankset
$87.50
Shimano Deore FC-M6130-1 Crankset
$112.00
Who it's for
- Mountain bikers seeking dependable gear changes on varied terrain
- Riders who prioritize long-lasting components for demanding use
- Budget-conscious riders wanting solid performance without premium cost
Who should skip it
- Performance-oriented riders focused on minimizing bike weight for racing
- Riders seeking the latest drivetrain trends and simplified gear management
- Riders with older, non-Boost frames needing a standard crankset
Performance breakdown
Power Transfer Efficiency
Hollowtech II design ensures minimal flex during aggressive climbing efforts.
Weight-to-Stiffness Ratio
Strikes a smart balance for trail riders prioritizing durability over gram-counting.
Boost Compatibility
Seamless integration with modern 141/148mm hub spacing standards.
Installation Simplicity
The two-piece system makes setup straightforward for most home mechanics.
Drivetrain Versatility
Reliable 2x11 gearing offers a wide range for varied terrain.
Build Durability
Rugged construction withstands the inevitable rock strikes of mountain biking.
Key Specs
Color
Black
Rings
36/26
Number of Chainrings
Double
Crank Length (mm)
170
Crank Intended Use
Mountain
Drivetrain Speeds
11
BB Included
No
Pedal Spindle
9/16"
Spindle Interface Type
Shimano Hollowtech II
Chainring BCD
64 Shimano Asymmetric
Know before you buy
Still have a question?
Ask Metto anything about the Shimano Deore FC-M5100-B2 Crankset before you decide.
