Built for enduro-level durability without the weight, the XX T-Type AXS Transmission Upgrade Kit delivers next-level shifting performance. The integrated system synchronizes derailleur and cassette through a groundbreaking hangerless, axle-mounted design, offering unmatched strength and precision. Its Full Mount attachment boosts frame grip and stability, while the compact profile and replaceable skid plates enhance durability. The Magic Wheel lower pulley keeps spinning even when obstructed, and an overload clutch adds reliability. The XX cassette, with X-SYNC technology and precise mapping, enables smooth shifting under load. Paired with the sleek, durable Flattop Chain, it’s optimized for peak transmission performance. The AXS Pod Ultimate controller, with its intuitive two-button "click and fire" design, makes gear changes feel personal and precise. This upgrade kit provides all the components needed to elevate your drivetrain to the latest technology, while still allowing you to use your existing cranks or choose an aftermarket option. Note: A compatible T-Type chainring is required. Battery and USB-C charger are included (USB-C cord is not included with the charger) XX Eagle Transmission AXS Upgrade Kit Specs: Derailleur Controller Cassette Chain Derailleur Model: XX Eagle Transmission Model ID: RD-XX-E-B1 Shift Technology: Wireless Communication Protocol: AXS Max Tooth: 52t Cage Material: Aluminum Drive Config: 1x Chain Technology: T-Type Weight: 450 Grams Controller Model: AXS Pod Ultimate Model ID: EC-AXS-PODU-D1 Controller Type: Wireless Orientation: Left, Right Clamp: Discrete XD Cassette Model: XS-1297 Model ID: CS-XS-1297-A1 Freehub Interface: SRAM XD Gearing: 10-52t Cog Finish: Black Technology: XS Cog Sizes: 10-52t:10,12,14,16,18,21,24,28,32,38,44,52 Weight: 385 grams Chain Model: XX Eagle Transmission Flattop Model ID: CN-TTYP-XX-A1 Outer Link Finish: Nickel Outer Link Color: Silver Inner Link Finish: Chrome Hardened Inner Link Color: Silver Chain Connector: PowerLock 12s T-Type Chain Length: 126 links Pin Variant: Hollow Pin Weight: 247 grams