Description
Introducing the Shimano Deore FC-M5100-B2 Crankset – a high-performance, lightweight solution engineered for mountain biking enthusiasts who demand durability, efficiency, and style. Crafted with precision materials and advanced engineering, this 175mm crankset delivers optimized power transfer and superior handling across trail and mountain terrain.
Materials & Construction
Built with a robust yet lightweight two-piece design, the Shimano FC-M5100-B2 crankset features high-grade alloy components that maximize rigidity while minimizing weight. Its durable Hollowtech II spindle ensures reliable, long-lasting performance in demanding off-road conditions, making it a perfect choice for rugged mountain biking adventures.
Performance & Engineering
Designed for 2x 11-speed drivetrains, the FC-M5100-B2 provides smooth and precise gear shifting with optimized gear ratios tailored specifically for trail riding. The 36/26T chainrings deliver a versatile gear range for tackling steep climbs and fast descents, enhancing rider confidence on varied terrains. The 51.8mm chainline, compatible with 148mm O.L.D. Boost hubs, offers optimal chain alignment and stability, ensuring seamless power transfer.
Components & Technology
Compatible with Linkglide and HG 11-speed chains, this crankset incorporates Shimano’s advanced asymmetric chainring BCD (96/64mm), providing improved chain engagement and durability. The inclusion of Shimano Hollowtech II spindle interface ensures a secure fit and enhanced stiffness, translating to efficient pedaling and reduced energy loss during intense rides.
Style & Use Case
Featuring a sleek black finish, the Shimano FC-M5100-B2 crankset offers a clean and modern aesthetic that complements any mountain bike build. Its 175mm crank arm length is ideal for trail riding, offering a balanced combination of power and maneuverability. Whether navigating technical descents or climbing rugged trails, this crankset is designed to maximize your mountain biking performance.
Innovative & Differentiating Features
– Optimized gear ratios for trail efficiency
– Hollowtech II technology for increased stiffness and durability
– Compatible with 11-speed Linkglide and HG chains for versatile upgrades
– Designed for 148mm Boost hub compatibility, enhancing wheel clearance and stability
Upgrade your mountain bike with the Shimano Deore FC-M5100-B2 Crankset for reliable, efficient, and stylish trail performance. Experience the perfect blend of engineering innovation and trail-ready versatility-your next adventure starts here.
- Optimized for mountain biking with a lightweight, durable 2-piece crankset design that enhances rigidity and pedaling efficiency during trail rides.
- Designed for 2x 11-speed mountain bike drivetrains, featuring a 36/26T gear ratio configuration ideal for versatile trail performance and climbing capability.
- Built with Shimano Hollowtech II spindle technology and 96/64mm BCD chainrings, ensuring a precise fit, enhanced power transfer, and compatibility with a wide range of Shimano HG and Linkglide chains.
- Features a 175mm crank arm length with a 51.8mm chainline compatible with 148mm boost hub spacing, making it perfect for modern mountain bike frames seeking optimized clearance and geometry.
- Stylish black finish with Shimano Asymmetric chainring design, tailored for mountain biking enthusiasts seeking reliable, high-performance components with innovative engineering and modern style.
| Color | Black |
| Rings | 36/26 |
| Number of Chainrings | Double |
| Crank Length (mm) | 175 |
| Crank Intended Use | Mountain |
| Drivetrain Speeds | 11 |
| BB Included | No |
| Pedal Spindle | 9/16″ |
| Spindle Interface Type | Shimano Hollowtech II |
| Chainring BCD | 96 Shimano Asymmetric |
| Chainring BCD | 64 Shimano Asymmetric |
| Chainline/Hub Compatibility | 141/148 Boost Hubs |
| Defined Color | Black |






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