CS-R8101 Ultegra Cassette
SKU: 13933615272

CS-R8101 Ultegra Cassette

Sale price$116.99 Regular price$129.99
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Ships within 48 hours · Estimated delivery Jul 5 - Jul 10

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Description

CS-R8101 Ultegra CassetteThe uninterrupted shifting experience of the Shimano Ultegra CS R8101 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed freehub bodies. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range. FEATURES: Refined 12 step gear

The uninterrupted shifting experience of the Shimano Ultegra CS-R8101 12-speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12-speed freehub bodies. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range.

FEATURES:

  • Refined 12 step gear combination provides peak efficiency and accelerating performance for every racing situation
  • Faster, smoother shifts under maximum pedaling force
  • Compatible with 12-speed and road 11-speed freehub body

SPECS:

  • Cassette Body Type: Shimano/SRAM 11 Speed Road
  • Drivetrain Speeds: 12
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 13933615272

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Hilda Ward
Louisville, US
★★★★★ 5
Emerald ring is prettier than pictured.
Gem Type: Emerald, Ring Size: 7
Granddaughter loves it. Her mom does also, and expects one for her birthday. Perfect gift.
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Reviewed in the United States on May 28, 2026
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Amazon Customer
Lexington, US
★★★★★ 5
Stunning! So happy I purchased!
Gem Type: Emerald, Ring Size: 10
I love emeralds but I wanted something in gold and Ross Simmons never disappoints. Only had it 2 days but I work in retail and receive so many compliments. It’s prettier than the picture, don’t hesitate to buy this!
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Reviewed in the United States on January 6, 2026
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JL
Port Orchard, US
★★★★★ 5
Simple and Elegant
Color: White Gold - 3.5 mm, Ring Size: 8
I was looking for a band that would match my white gold engagement ring. This is it.
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Reviewed in the United States on May 27, 2026
S
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Speedy Gonzalez
New York, US
★★★★★ 5
Thick, true fit, comfortable, and perfect!
Color: White Gold - 3.5 mm, Ring Size: 6.4, Color: White Gold - 3.5 mm, Ring Size: 6.4
Excellent price gorgeous comfortable fit, thick and beautiful
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Reviewed in the United States on April 3, 2026
G
Verified Purchase
Garvey
Fort Morgan, US
★★★★★ 5
Very much real gold
Color: Yellow Gold - 2 mm, Ring Size: 7, Color: Yellow Gold - 2 mm, Ring Size: 7
At first I thought that it was too tight. I started wearing it for a couple of weeks and it felt great after.
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Reviewed in the United States on May 22, 2026

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