SKU: 25807219524

Shimano Ultegra FC-R8100 Crankset - 170mm, 12-Speed, 50/34t, Hollowtech II Spindle Interface, Black

Sale price$146.67 Regular price$162.97
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Ships within 48 hours · Estimated delivery Sep 28 - Oct 3

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Description

Shimano Ultegra FC-R8100 Crankset - 170mm, 12-Speed, 50/34t, Hollowtech II Spindle Interface, BlackAn integral part of the Shimano Ultegra 12 speed road lineup, the FC R8100 crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12 speed shifting, the Ultegra crank is now offered in a wide variety of lengths, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanic requirements. Optimal balance of stiffness, strength, weight and

An integral part of the Shimano Ultegra 12-speed road lineup, the FC-R8100 crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12-speed shifting, the Ultegra crank is now offered in a wide variety of lengths, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanic requirements.
  • Optimal balance of stiffness, strength, weight and rotational performance
  • Hollowglide structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting

Product Specifics

  • Color: Black
  • Rings: 50/34
  • Number of Chainrings: Double
  • Crank Length (mm): 170
  • Crank Intended Use: Road
  • Drivetrain Speeds: 12
  • BB Included: No
  • Pedal Spindle: 9/16"
  • Spindle Interface Type: Shimano Hollowtech II
  • Chainring BCD: 110 Shimano Asymmetric
  • Chainline/Hub Compatibility: 130 Hubs



Today's Stock Status

10+ Available to ship in 2-4 Business Days





UPC: 192790894102
EAN: Not available
Manufacturer Part Number: IFCR8100CX04
CK0648
181725-Q0-L



Shipping Notes
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Exchange/Return Notes
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SKU: 25807219524

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Verified Purchase
Jerry
Natrona Heights, US
★★★★★ 5
.
Color: Red/Black, Size: 0AWG-25FT Each
Excelente cable para mi amplificador
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 15, 2026
G
Verified Purchase
Grey Ray
Belleville, US
★★★★★ 4
Easy to handle, hard to crimp.
Color: Red/Black, Size: 0AWG-25FT Each
This cable is easy to manage (bend, etc) because it has an aluminum core. But for that same reason it is harder to effectively crimp, even with a hydraulic crisper.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
C
Verified Purchase
C
Phoenix, US
★★★★★ 5
Good quality
Color: Red/Black, Size: 0AWG-25FT Each
Super flexible and good quality for running 2000w inverter.
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Reviewed in the United States on February 10, 2026
M
Verified Purchase
Mateo filer
Phoenix, US
★★★★★ 5
Quality
Color: Red/Black, Size: 0AWG-25FT Each
Great quality.Better than I was expected
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Reviewed in the United States on March 19, 2026
S
Verified Purchase
S. Rohleder
Carnegie, US
★★★★★ 5
0 Gauge wire 25 feet red,/25 feet black.
Color: Red/Black, Size: 0AWG-25FT Each
It is as advertised, Copper Clad Aluminum (CCA) but will work for very short runs and jumpers instead of eating my solid copper lines.
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Reviewed in the United States on March 5, 2026

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