AXS features a two-button design that transforms the crucial act of rider inputs into a more personal experience for all your AXS controls . GX Eagle T-Type rear derailleur mounts around the wheel axle itself, contacting the cassette directly with a first-of-its-kind Hangerless Interface . GX Eagle T-Type derailleur offers the same intuitive pairing and set-up procedure as SRAM's Eagle AXS derailleurs . GX Eagle T-Type derailleur features things like removable skid plates for better protection and serviceability . Shifting under load is made possible on the GX Eagle T-Type cassette due to a combination of X-SYNC technology and cassette mapping, creating seamless shifts even during your hardest power output . Groupset includes: AXS POD Electronic Controller w/ Clamp. GX Eagle T-Type AXS

SRAM GX T-Type Pedal Assist Build Kit with 104BCD, 12-Speed E-MTB Components

Reference Number: 3VI4TM

Upgrade Your E-MTB Ride with the SRAM GX T-Type Pedal Assist Build Kit - 104BCD (No Crank)

Enhance your electric mountain biking experience with the SRAM GX T-Type Pedal Assist D2 Build Kit, featuring cutting-edge technology designed for seamless shifting, durable components, and versatile performance. Perfect for e-MTB enthusiasts seeking precision, reliability, and sleek style, this setup is optimized for high-powered rides and aggressive trails.

Materials & Construction

Built with high-grade aluminum and advanced composite materials, the SRAM GX T-Type build kit ensures exceptional durability and lightweight performance. The 104BCD (Bolt Circle Diameter) allows for flexible compatibility with various 34-tooth chainrings, while the rugged cassette and derailleur components are engineered to withstand the demanding conditions of e-MTB riding.

Performance & Engineering Innovation

This kit boasts the innovative GX Eagle T-Type rear derailleur, which mounts around the wheel axle using SRAM's groundbreaking Hangerless Interface-eliminating traditional hanger issues for maximized clearance and reduced maintenance. The derailleur's design enables clutch-based tensioning for improved chain retention and smooth shifting under load, even during the most aggressive climbs or power surges.

Thanks to advanced cassette mapping and X-SYNC technology, riders can enjoy precise, immediate gear changes while applying maximum torque-making this ideal for steep descents and technical terrain. The kit supports seamless shifting under load, providing increased confidence and control across all trail conditions.

Components & Technology

- GX Eagle T-Type Rear Derailleur: Features removable skid plates for enhanced protection, simplified servicing, and optimized chain path for consistent shifts.

- 10-52T GX Eagle T-Type Cassette: Wide gear range to tackle varied terrain, from steep climbs to high-speed descents.

- GX Eagle T-Type Flattop Chain: Durable, corrosion-resistant chain designed for smooth engagement and longevity.

- AXS POD Electronic Controller: Ergonomically designed with two-button operation for personalized control and quick shifting access.

- Integrated Battery & USB-C Charger: Ensures reliable power with easy maintenance, compatible with SRAM's advanced electronic system.

- Compatibility & Fitment: Designed for 104BCD cranksets (crank arms not included), with options for SRAM/Brose and Bosch optimized Q-factor variants for enhanced pedal efficiency.

Style & Use Case

Designed for serious e-MTB riders, this build kit combines sleek, dark polar aesthetics with high-performance engineering. Its versatile design makes it suitable for trail riding, enduro, and technical mountain biking where precise shifting, reliability, and durability are paramount. Whether climbing steep inclines or ripping downhill, the SRAM GX T-Type Pedal Assist Kit delivers seamless gear transitions, increased ride confidence, and a sleek, modern look.

Key Features & Benefits

- Seamless shifting under load with cassette mapping and X-SYNC technology

- Hangerless interface for quick installation and reduced mechanical issues

- Durable skid plates for protection during aggressive trail riding

- Wide gear range (10-52T) to conquer diverse terrains

- Compatible with multiple e-bike systems including SRAM, Brose, and Bosch

- Optimized Q-factor variants for enhanced pedaling efficiency

- Lightweight yet tough materials designed for demanding e-MTB use

Gear up for your next adventure with the SRAM GX T-Type Pedal Assist Build Kit-engineered for reliable performance, effortless shifting, and an uncompromising ride experience. Perfect for e-Mountain bikers seeking high-tech integration and durability on any trail.

  • Advanced Shifting Performance with X-SYNC Technology and Cassette Mapping allows seamless, load-shifting capability even on high-power e-bikes, ensuring precise gear changes under intense riding conditions.
  • Durable, lightweight materials such as high-grade aluminum and composite components provide optimal strength and efficiency, making this build kit perfect for aggressive off-road and endurance mountain biking.
  • Innovative T-Type Hangerless Interface mounts directly to the wheel axle for a clean, streamlined setup that enhances durability and simplifies maintenance, reducing downtime during rides.
  • Designed for versatility, this kit is compatible with SRAM GX Eagle T-Type AXS components, featuring a 12-speed drivetrain, 10-52T wide-range cassette, and electronic Pod controller for intuitive, customizable shifting.
  • Stylish and functional, the dark Polar finish combined with sleek anodized components makes it an ideal upgrade for performance-conscious riders seeking reliable, high-tech pedal assist solutions for e-MTB and all-mountain adventures.
Item Specifications
Misc104BCD - no crank
Chainring34t
Speed12
Length-
ColorDark Polar
Model NameGX T-Type E-MTB D2
ShifterPOD
Freehub TypeXD
Range10-52t

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.



KIBX0122 .

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!