Professional grade derailleur built with carbon fiber and aluminum, featuring roller clutch pulley cage and cage lock feature for easy wheel installation.

Wide-tooth, narrow-tooth pulley wheel maximizes chain control by fitting inner and outer chain links perfectly. Cage Lock feature simplifies wheel removal and chain installation. X-Horizon design maintains constant chain gap across all gears and eliminates ghost shifting. Must be used with SRAM 1x11 shifter and cassette. Roller bearing clutch eliminates derailleur bounce and chain slap. Cannot be used with double or triple chainrings.

Item Specifications: Color, Black, Weight, 220, Largest Cog, 42, Chain Wrap Capacity, 32, Cage Length, Medium, keyword search, 1x11, Drivetrain Speeds, 11, Rear Der/Shifter Compatibility, SRAM

SRAM XX1 Rear derailleur 11sp, Type 2.1, Long cage, Black

Reference Number: 3C47O9

Upgrade your mountain biking experience with the SRAM XX1 Rear Derailleur - 11 Speed, Medium Cage, Black - the pinnacle of high-performance bicycle components designed for serious cyclists seeking precision, durability, and lightweight engineering.

Premium Materials & Cutting-Edge Engineering

Constructed with high-grade carbon fiber and aluminum, the SRAM XX1 rear derailleur combines lightweight strength with exceptional durability. The carbon fiber cage reduces weight without sacrificing rigidity, ensuring reliable shifting under demanding conditions. Its roller clutch pulley cage employs advanced roller bearing technology to eliminate derailleur bounce and minimize chain slap, providing smooth, accurate gear changes on all terrains.

Innovative Components & Technology

Featuring SRAM's proprietary X-Horizon design, this derailleur maintains a consistent chain gap across all gears, effectively eliminating ghost shifting and delivering seamless, precise shifts. The wide-tooth, narrow-tooth pulley wheels are engineered for optimal chain control, fitting inner and outer chain links perfectly for smooth, quiet operation. The integrated Cage Lock feature simplifies wheel removal and chain installation, making maintenance faster and easier.

Optimized Performance & Compatibility

Designed specifically for 1x11 drivetrains, the SRAM XX1 Rear Derailleur guarantees optimal compatibility when paired with SRAM's 1x11 shifters and cassette. Its medium cage length accommodates a wide gear range with a largest cog of 42T and a chain wrap capacity of 32 teeth, perfect for aggressive trail riding, cross-country racing, and endurance adventures. This derailleur is compatible with 10x1 standard mounts.

Sleek Style & Use Case

Finished in stealthy black, the SRAM XX1 Rear Derailleur matches high-end mountain bike aesthetics while delivering top-tier performance. Ideal for serious riders and competitive cyclists, this derailleur excels in challenging conditions, providing reliable, fast, and consistent shifting. It's the perfect upgrade for those looking to enhance their 1x drivetrain setup with lighter weight, improved control, and cutting-edge technology.

Key Features at a Glance:

- Crafted with carbon fiber and aluminum for strength and lightweight performance

- X-Horizon design ensures consistent chain gap and eliminates ghost shifting

- Roller bearing clutch reduces bounce and chain slap during aggressive riding

- Cage Lock feature for easy wheel removal and chain installation

- Compatible exclusively with SRAM 1x11 shifters and cassettes

- Wide range gear capacity up to 42T largest cog, ideal for mountain biking and trail riding

Upgrade your bike's shifting system today with the SRAM XX1 Rear Derailleur - engineered for precision, built for durability, and designed to elevate your riding performance. Whether you're tackling tough trails or aiming for podium finishes, this derailleur delivers the reliability and innovation you demand.

  • High-performance SRAM XX1 Rear Derailleur engineered with lightweight carbon fiber and durable aluminum construction for optimal strength-to-weight ratio.
  • Features advanced roller bearing clutch technology that eliminates derailleur bounce and chain slap for smooth, reliable shifting on rugged trails and competitive cross-country racing.
  • Designed with X-Horizon technology ensuring consistent chain gap across all 11 gears, preventing ghost shifting and enhancing precise gear changes during aggressive riding.
  • Equipped with a cage lock feature and roller clutch pulley cage for effortless wheel removal, maintenance, and chain installation, making your bike maintenance quicker and easier.
  • Optimized for 1x11 drivetrains, this derailleur is compatible with SRAM X-Actuation shifters and cassette, perfectly suited for mountain biking, gravel riding, and high-performance cycling applications.

Why 365 Cycles?

365 Cycles is an Authorized SRAM Dealer, and we offer the Full SRAM Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



RD6104 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

Connect With Us

Sign up for news, special offers & other good stuff!