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Load image into Gallery viewer, Shimano Ultegra FC-R8100 Crankset 170mm 12-Speed 52/36t Hollowtech II
Load image into Gallery viewer, Shimano Ultegra FC-R8100 Crankset 170mm 12-Speed 52/36t Hollowtech II

SKU: CKST2100

Shimano Ultegra FC-R8100 12-Speed Road Crankset 170mm, Hollowtech II, 52/36T Chainrings, Lightweight, High-Performance, Seamless Shifting, Optimized for Road Cycling, Compact Design, Enhanced Power Transfer

Regular price $365.00
$405.95 Sale price $365.00 Regular price
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Description
Specifications

Experience unparalleled performance with the Shimano Ultegra FC-R8100 Crankset, a cutting-edge component designed for serious road cyclists seeking precision, efficiency, and lightweight durability. Engineered with Shimano's innovative Hollowtech II technology, this 12-speed crankset seamlessly combines advanced materials and refined engineering to elevate your riding experience.

Materials & Construction:

Constructed from high-strength aluminum with a Hollowglide structure, the FC-R8100 offers an optimal balance of stiffness, strength, and weight reduction. The hollow design minimizes weight without sacrificing durability, ensuring better power transfer and responsive handling on every ride.

Performance & Engineering:

Built for performance-focused cyclists, this crankset features a 52/36T chainring combo-perfect for climbing, sprinting, and all-around road cycling. The 170mm crank arm length provides excellent biomechanics and pedaling efficiency, tailored for riders with specific fit and comfort needs. The 44.5mm chainline and 110mm bolt circle diameter (BCD) enable smooth, precise front shifting and compatibility with Shimano's 12-speed drivetrain system.

Components & Technology:

Equipped with Shimano's Hollowtech II spindle interface, the FC-R8100 ensures robust, reliable power transfer. The crankset's 148mm Q-factor optimizes pedaling stance and efficiency, making it suitable for triathletes, smaller riders, or those seeking enhanced biomechanical alignment. The design supports 9/16" pedals and is compatible with 130mm hub standards, offering versatility across various road bike setups.

Style & Use Cases:

Sporting a sleek black finish, the FC-R8100 complements any high-performance road bike. Whether racing, endurance riding, or tackling long-distance rides, this crankset provides the efficiency and reliability needed for competitive cycling or serious training. Its proven technology and refined profile make it a top choice for discerning cyclists aiming for race-winning performance.

Innovative Features:

- Hollowglide Structure: Reduces weight while maintaining strength for superior power transfer.

- Seamless 12-Speed Shifting: Optimized for smooth, precise gear changes, even under demanding conditions.

- Versatile Fit: Wide range of crank lengths and compatibility options to accommodate various rider sizes and riding styles.

Upgrade your road bike with the Shimano Ultegra FC-R8100 Crankset-where innovative engineering meets high-performance design, delivering the perfect blend of efficiency, precision, and strength for the discerning cyclist.

  • Optimized for lightweight performance, the Shimano Ultegra FC-R8100 Crankset features Hollowglide construction that reduces weight without sacrificing strength, enhancing power transfer and efficiency on the road.
  • Designed with Shimano's advanced engineering, this 12-speed crankset offers seamless front shifting and precise gear engagement, perfect for competitive racing, triathlons, and serious ride performance.
  • Constructed from durable materials with a Hollowtech II spindle interface, the FC-R8100 guarantees exceptional stiffness and stability, ensuring reliable performance across demanding terrains and high-cadence riding.
  • With an ergonomic 170mm crank length and a 52/36t chainring combination, this crankset provides a versatile gear range optimized for speed, climbing, and cycling endurance, catering to riders with specific biomechanical needs.
  • Featuring a sleek black finish and a 148mm Q-factor with a 44.5mm chainline, the Ultegra FC-R8100 crankset combines style and functionality, making it an ideal upgrade for road cyclists seeking advanced technology and superior aesthetics.
ColorBlack
Rings52/36
Number of ChainringsDouble
Crank Length (mm)170
Crank Intended UseRoad
Drivetrain Speeds12
BB IncludedNo
Pedal Spindle9/16"
Spindle Interface TypeShimano Hollowtech II
Chainring BCD110 Shimano Asymmetric
Chainline/Hub Compatibility130 Hubs
Defined ColorBlack
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We pride ourselves on our ability to ship and deliver your gear with excessive speed! We ship from 22 locations throughout the United States and most orders will arrive in 3 days or less with Free Shipping on orders over $75!

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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

“If you want to go fast, go alone, if you want to go far, go together.” -Someone Smart

Ben Berman Founder & CEO of 365 Cycles


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