1501221307
Shimano Ultegra | GRX CS-R8101 Cassette Ruble 11-34T 12 Speed ICSR810112134
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- SKU: 1501221307 - Ean: 4550170849887
Shimano Ultegra | GRX CS-R8101 Cassette Ruble 11-34T 12 Speed ICSR810112134
Product Features
Shimano ULTEGRA CS-R8101 12-Speed Cassette Gear
Superior Performance, Flawless Gear Shifts – with HYPERGLIDE+ Technology!
The Shimano Ultegra CS-R8101 12-speed cassette is designed to be compatible with the new Ultegra R8100 and GRX RX820 groupsets. A product of Shimano's " Science of Speed " philosophy , this cassette is equipped with HYPERGLIDE+ technology, which has revolutionized road cycling. Now you can climb, sprint, or pedal at a high tempo without experiencing power interruption when shifting gears.
🚴♂️ Technology: Science of Speed & HYPERGLIDE+
Shimano's Science of Speed philosophy redefines not only speed, but also control, comfort, and efficiency.
Thanks to the new HYPERGLIDE+ technology, gear changes are faster, quieter, and much smoother, both up and down.
Especially when climbing hills or applying high power, you can now keep pedaling even while shifting gears — without any loss of power!
⚙️ Product Features
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Usage Area: Road / Gravel
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Group: Ultegra R8100 / GRX RX820
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Model: CS-R8101-12
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Number of Gears: 12 gears
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Compatibility:
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HG Spline L2 Road 12-speed body
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HG Spline L Road 12/11-speed body
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Chain Compatibility: CN-M8100 HG 12-speed
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Technology: HYPERGLIDE+
⚙️ Gear Combinations (Two Options)
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11-30T: 11-12-13-14-15-16-17-19-21-24-27-30
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11-34T: 11-12-13-14-15-17-19-21-24-27-30-34
These combinations allow you to easily find the right gear for every climb and maintain your pedal cadence.
🔩 Material Quality
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Body (Spider Arm): Aluminum
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Sprockets: Steel
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Lock Ring: Aluminum
This combination of materials perfectly balances both lightness and durability .
⚖️ Weight (Manufacturer Information)
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11-30T: 291 g
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11-34T: 345 g
It provides optimum weight and power transfer efficiency for performance-oriented cyclists.
📦 Box Contents
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1 x Shimano ULTEGRA CS-R8101 12-Speed Cassette
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1 x Lock Ring
🧠 Technologies
HYPERGLIDE+
The technology that Shimano pioneered in the MTB world is now making a difference in road bikes as well.
The toothed structure ensures uninterrupted power transmission during the up or down movements of the chain.
Result: Quieter , smoother , and more efficient driving.
HG Spline L2 Compatibility
Thanks to its new 12-speed frame design, it is also compatible with older 11-speed frames.
This provides a cost advantage when upgrading.
💡 Shimano's "Science of Speed" Philosophy
In developing the ULTEGRA series, Shimano didn't just produce a groupset; they optimized the entire riding experience.
This cassette offers maximum performance, minimum friction, and superior precision for everyone from professional racers to social drivers.
Manufacturer Codes:
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11-30T → ICSR810112130
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11-34T → ICSR810112134
EAN: 4550170849894
UPC: 192790849898
Shimano ULTEGRA CS-R8101 12-Speed Cassette —
Faster, Quieter, More Powerful.
An engineering marvel that redefined gear shifting on road bikes. 🚴♀️💨
You can contact us for any questions you may have. We will get back to you as soon as possible, within 24 hours on weekdays . We are happy to help! 🚀
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When will my order be shipped?
Your orders are usually delivered to cargo on the same day . This period may vary depending on the density during campaign periods.
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Customer service
You can reach us 24/7 by e-mail at info@ugurbisiklet.com.
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FAQ
You can find the Frequently Asked Questions at the bottom of the product page.
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Contact Us
You can call us at +90 850 307 1550 whenever you want.
International Shipping
Continuous Discount
100% Originality Guarantee
All our products are 100% original and are offered with quality and assurance. As Uğur Bicycle, we only deliver products that we procure from reliable and authorized suppliers and that we distribute ourselves. Shop with peace of mind, pedal to quality!
Free Shipping and Free Returns
Frequently Asked Questions
📌 When will my order be shipped?
Your orders will be delivered to cargo within 1-2 business days . This period may vary depending on the density during campaign periods.
📌 Which Cargo Company Do You Work With?
Shipments are made within Türkiye with Domestic Cargo. International shipments are sent with any of the companies DHL - FEDEX - TNT.
📌 How can I track my order?
When your order is shipped, the tracking number is shared via e-mail and SMS. You can track your order on the cargo company's website with this number.
📌 How can I return and exchange a product?
You can return the products within 14 days , unused and in their original packaging. You can review our return policy for detailed return procedures.
📌 When will I be refunded for the product I returned?
Once your return is approved, your payment will be refunded within 3-7 business days , depending on the payment method you used.
📌 Do your products have a warranty?
Yes! All products on sale are under manufacturer or distributor warranty . You can check the product descriptions for warranty period and conditions.