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Cs-r8101 Ultegra 12 Speed Cassette

Sale priceRs. 8,640.00

Earn up to Rs. 432.00 cashback with Club House


Teeth Ratio: 30T
Description

The Shimano Cs-r8101 Ultegra 12 Speed Cassette is part of Shimano's extensive component ecosystem — the world's largest cycling drivetrain and component manufacturer since 1921. The CS-R8101 features carefully optimized gear steps that promote natural cadence transitions, especially useful on mixed gradients common to Indian road routes. Advanced machining enhances tooth engagement, creating smooth shifts even when accelerating or climbing. Its lightweight yet robust steel and alloy construction ensures longevity across high-mileage training. Designed to pair perfectly with Shimano 12-speed chains and Ultegra drivetrains, it maintains quiet operation and dependable performance. Shimano components are designed for cross-compatibility within their speed tiers, meaning this part integrates reliably with your existing Shimano setup. Built with sealed or protected interfaces that resist contamination from Indian road conditions — water, dust, and grit. Priced at ₹8,640.

Explore the full Shimano collection at Cobbled Climbs | Learn more at Shimano

Available at Cobbled Climbs with free delivery above Rs. 2,500.

Details

Shimano component manufactured to OEM-grade tolerances. The CS-R8101 features carefully optimized gear steps that promote natural cadence transitions, especially useful on mixed gradients common to Indian road routes. Advanced machining enhances tooth engagement, creating smooth shifts even when accelerating or climbing. Its lightweight yet robust steel and alloy construction ensures longevity across high-mileage training. Designed to pair perfectly with Shimano 12-speed chains and Ultegra drivetrains, it maintains quiet operation and dependable performance.. Compatible within Shimano's ecosystem at the matching speed tier. Sealed or protected interfaces for durability in all conditions. Verify compatibility with your existing setup before ordering.

Specifications

The Shimano CS-R8101 comes in a compact yet wide-range configuration with precisely machined sprockets for fast, accurate shifts under power. The 12-speed architecture offers optimal cadence management and drivetrain efficiency. Built using a mix of lightweight alloy carriers and durable steel cogs, it balances rigidity with low weight. Compatible with Shimano 12-speed road freehub standards and fully aligned with both Di2 and mechanical Ultegra systems.

Fitting

Verify compatibility with your existing Shimano setup before ordering. Check speed tier, mounting standard, and interface type. Consult the Shimano compatibility chart or contact Cobbled Climbs for assistance.

The Story Behind The Brand

Shimano is a Japanese cycling components manufacturer founded in Sakai, Osaka in 1921. The world's largest producer of cycling drivetrains, brakes, and wheelsets, Shimano's Dura-Ace, Ultegra, 105, and GRX groupsets power the majority of professional and amateur bikes worldwide. Now available in India through Cobbled Climbs.

Loyalty Program

Why pay full price when loyalty pays back?

Club House rewards you for every purchase — up to 5% cashback, 100 bonus points to start, birthday rewards, and early access to limited drops. It’s our way of saying thanks for riding with us.

Shipping + Returns + Refunds

Shipping:
We ship all orders within 48 hours, excluding Sundays and public holidays. Delivery typically takes 3 to 5 days depending on your location.

Returns:
If your item arrives damaged, incorrect, or doesn’t fit, you may request a return within 7 days of delivery. Email us at support@cobbledclimbs.com with your order details. Items must be unused and returned in original packaging with all tags and labels intact.

Sale Item Guidelines:
Products purchased on sale are final sale and not eligible for return or exchange. Please double-check sizing, fit, and product details before purchasing.

Please note:
We follow a no money refund policy. Eligible returns are offered store credit or exchange only.

Crash Replacement

Easy Returns

Frequently Asked Questions

Does Cobbled Climbs ship Cs-r8101 Ultegra 12 Speed Cassette across India?
Yes, Cobbled Climbs ships Cs-r8101 Ultegra 12 Speed Cassette to all major cities across India including Mumbai, Delhi, Bangalore, Chennai, Pune, Hyderabad, Kolkata, and Ahmedabad. Orders above ₹2,500 qualify for free shipping. Standard delivery takes 3–5 business days. Express delivery is available at checkout for most pin codes.
Is the Cs-r8101 Ultegra 12 Speed Cassette on Cobbled Climbs 100% authentic?
Yes. Cobbled Climbs is an authorised retailer for Shimano in India. Every product, including Cs-r8101 Ultegra 12 Speed Cassette, is sourced directly from the brand or their official distributors. All products come with original brand packaging, tags, and warranty documentation.
What is the return and exchange policy for Cs-r8101 Ultegra 12 Speed Cassette?
Cobbled Climbs offers a 30-day return and exchange policy on Cs-r8101 Ultegra 12 Speed Cassette. The item must be unused and returned in its original packaging with all tags attached. To initiate a return, email support@cobbledclimbs.com with your order number. Size exchanges are processed free of charge on the first request.
Is Cs-r8101 Ultegra 12 Speed Cassette currently in stock?
This product is currently out of stock. Use the Notify Me button on this page to receive an email as soon as it is back in stock.
What payment methods are accepted?
Cobbled Climbs accepts all major payment methods including UPI (GPay, PhonePe, Paytm), credit and debit cards (Visa, Mastercard, RuPay), net banking, and EMI options on select cards. All transactions are secured with SSL encryption.
Does Cs-r8101 Ultegra 12 Speed Cassette come with a manufacturer warranty?
Cs-r8101 Ultegra 12 Speed Cassette by Shimano comes with the manufacturer's standard warranty as specified in the product details on this page. For warranty claims in India, contact Cobbled Climbs at support@cobbledclimbs.com and we will coordinate with Shimano on your behalf.
How do I find the right size for Cs-r8101 Ultegra 12 Speed Cassette?
Shimano uses European or international sizing which can run slim compared to Indian sizing. We recommend checking the size chart on this product page and measuring yourself before ordering. If you are between sizes, sizing up is generally recommended for comfort. For sizing assistance, email support@cobbledclimbs.com with your measurements and we will advise.
Can I get a price match if I find Cs-r8101 Ultegra 12 Speed Cassette cheaper elsewhere?
Cobbled Climbs offers competitive pricing on all products including Cs-r8101 Ultegra 12 Speed Cassette. If you find the same product at a lower price from another authorised Indian retailer, contact us at support@cobbledclimbs.com with the link and we will do our best to match it. Price matching applies only to authorised retailers selling genuine products, not grey market or parallel import listings.