Shimano Deore M4100 MTB Crankset – 10-Speed FC-M4100-B2

Shimano FC-M4100 Mountain Bike Crankset
Engineered for trail-ready performance, this 10-speed crankset combines lightweight construction with rugged durability. Its 2-piece design reduces rotational weight while enhancing stiffness for efficient power transfer—ideal for navigating rocky descents or explosive climbs.

Key Features:
– Asymmetric Chainrings (36/26): Optimized gear ratio distribution for seamless transitions between steep climbs and high-speed flats.
– HG-X Compatibility: Works flawlessly with Shimano’s HG-X cassettes and chains, ensuring long-lasting drivetrain harmony.
– Boost Hub Integration: Designed for 141/148mm Boost rear hubs, minimizing chain rub and maximizing torque responsiveness.
– 175mm Crank Arms: Balanced leverage for aggressive riding without compromising pedal clearance on technical terrain.

Why Choose This Crankset?
Perfect for cross-country racers and trail enthusiasts seeking a low-maintenance upgrade. The hardened steel chainrings resist wear even under harsh conditions, while the hollow-forged crank arms cut weight without sacrificing strength.

Compatibility at a Glance:
| Feature | Shimano FC-M4100 | Competitor Model X |
|———————–|——————|———————|
| Weight (approx.) | 1,200g | 1,350g |
| Boost Hub Support | Yes (148mm) | No |
| Chainring BCD | 96mm & 64mm | 110mm only |
| Pedal Spindle | 9/16″ standard | Proprietary |

Ideal For:
– Enduro riders tackling mixed-terrain routes
– commuters upgrading to a reliable 10-speed system
– Mechanics prioritizing easy BB shell installation (note: bottom bracket not included)

Built to endure miles of punishment while keeping shifts buttery-smooth, this crankset bridges entry-level affordability with pro-grade engineering—essential for anyone demanding precision from their mountain bike drivetrain.