SKU: 23924831672

Shimano Ultegra FC-R8100 Crankset - 175mm, 12-Speed, 52/36t, Hollowtech II Spindle Interface, Black

Sale price$146.67 Regular price$162.97
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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21

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Description

Shimano Ultegra FC-R8100 Crankset - 175mm, 12-Speed, 52/36t, 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: 52/36
  • Number of Chainrings: Double
  • Crank Length (mm): 175
  • 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

5 Available to ship in 2-4 Business Days





UPC: 192790893723
EAN: Not available
Manufacturer Part Number: IFCR8100EX26
CK0653
181701-Q0-L



Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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SKU: 23924831672

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4.7 ★★★★★
Based on 20 reviews
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Verified Purchase
Maav
Draper, US
★★★★★ 1
Runs EXTREMELY small
Color: Black-satin, Size: 3X-Large
Ordered a 3X but got a XS…i am a 42-44, got the 3X to have tapered to my fit, but upon opening the pants, it seemed they may be more of a 32-34 and the adjustable straps aren’t really adjustable, they are just buckles sewed in place for design. The 3X tag sewn in is a complete lie! Only giving 1 star because they did have the satin tuxedo stripe on the side!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 26, 2025
R
Verified Purchase
Rose
Lexington, US
★★★★★ 1
too long for them to come in it's not worth the headache not true
Color: Black-satin, Size: X-Large
I waited forever and when it finally came it was too small, they run small not true size
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
J
John V.
Whiting, US
★★★★★ 2
Too small
Color: Black-satin, Size: X-Large
Nice material but far too small compared to the size that it says.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026
A
Verified Purchase
Amazon Customer
Fort Morgan, US
★★★★★ 5
Suit for Prom
Size: Large, Color: Navy Blue
My son (17) ordered this suit to wear to Prom (2 weeks before) and it was a hit! Great Quality and great fit! He even convinced a few of his friends to buy their suits here too! Would purchase again for sure!
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Reviewed in the United States on May 20, 2026
C
Verified Purchase
Cathy C
Omaha, US
★★★★★ 5
This is a terrific purchase.
Size: Large, Color: Navy Blue, Size: Large, Color: Navy Blue
Amazing for the price. It’s a wonderful suit fit just right for a 5’10”. 145 pound male. The quality is surprisingly wonderful for this suit and the color is accurate. As in the picture it is a slim fit and accentuates his figure. I would highly recommend this for a purchase. (be sure to use the measurements on their description before ordering). After a steam and a press we were ready to go. The packaging was very nicely done also.
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Reviewed in the United States on February 21, 2026

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