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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
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Description
Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, SilverThe uninterrupted shifting experience of the Shimano Ultegra CS R8100 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. Refined 12 step gear combination provides
The uninterrupted shifting experience of the Shimano Ultegra CS-R8100 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.- 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
Product Specifics
- Range: 11-30
- Cogs: 11-12-13-14-15-16-17-19-21-24-27-30
- Cassette Body Type: Shimano HG 11/12-Speed Road
- Drivetrain Speeds: 12
- Color: Silver
- Weight: 291
- Defined Color: Silver
Today's Stock Status
10+ Available to ship in 2-4 Business Days
UPC: 192790849898
EAN: Not available
Manufacturer Part Number: Does Not Apply
FW0318
181680-Q0-L
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.0 ★★★★★
Based on 20 reviews
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Product Reviews
★★★★★ 5
Nice quality. Don't look cheap
Size: 200PCS, Color: 9oz Gold Glitter
The are really nice, sturdy and look pretty. I used them at my wedding.
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Reviewed in the United States on May 26, 2026
★★★★★ 5
Party-ready sparkle
Size: 50PCS, Color: 14oz Gold Glitter
These cups look festive and are sturdy enough for drinks or desserts. The gold glitter adds a fun touch.
Pros:
• Eye-catching design
• Durable plastic
• Great for events
Cons:
• none
Verdict: Perfect for parties when you want a little glam without cleanup.
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Reviewed in the United States on May 25, 2026
★★★★★ 5
Pretty and sturdy little event cups
Size: 50PCS, Color: 14oz Gold Glitter
The perfect little cup for a wedding shower. Loved the look and color and print on these cups and they were an excellent size and thickness to provide durability and as not to leak. Would order these again for future events.
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Reviewed in the United States on February 13, 2026
★★★★★ 5
Great size, great thickness
Size: 50PCS, Color: 14oz Gold Glitter
Nice quality. Thick and sturdy material. Color gold adds a perfect sparkle.
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Reviewed in the United States on May 25, 2026
★★★★★ 5
10/10 recommend!
Size: 100PCS, Color: 9oz Gold Glitter, Size: 100PCS, Color: 9oz Gold Glitter
I used these cups for my son’s graduation party and used them as favor cups with a diy grad cap with tassel. They’re very pretty cups and sturdy! 10/10 recommend!
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Reviewed in the United States on May 15, 2026