• Includes the SRAM XX1 Eagle AXS rear derailleur with battery, Eagle controller with clamp, and charger and cord.
• The XX1 Eagle rear derailleur provides instantaneous shifting from a single touch, even under the heaviest of loads, and eatures a shorter cage that allows for 10mm more ground clearance and more chain wrap on the cassette.
• The Eagle AXS controller offers a unique wireless shifting experience with ergonomic touchpoints that are customizable to your preferences - you can choose what each button does through the AXS App.

Coming straight from the World Cup cross country circuit, the XX1 Eagle AXS drivetrain is now available for us privateer racers and die-hard XC riders so we too can enjoy the low maintenance and crisp, reliable shifting of a wireless electronic drivetrain. The best part is that if you're featherweight race steed is already equipped with an Eagle 12-speed drivetrain, the XX1 Eagle AXS Upgrade Kit is all you need to make the switch to wireless shifting. The kit includes the XX1 Eagle AXS derailleur with battery, the Eagle AXS shifter (called the Controller by SRAM), and a battery charger. This means you can use your existing Eagle cranks, cassette, and chain to save considerable money compared to buying the groupset as a whole. If you're reading this then you're probably debating why you should make the switch to electronic shifting. Doesn't that make my bike more complex and harder to maintain? The truth is, it's actually the site. AXS shifting removes the hassle of routing cables and housing through the frame, and you'll never have to worry about cable stretch or wear. This means crisp, responsive, consistent shifting that rarely needs any adjustments. You'll also enjoy a cleaner cockpit thanks to one less cable, and you can customize the buttons on the shifter to do exactly what you want. Setup is as simple as ing the derailleur and setting limit screws, installing the shifter, and then powering on the system and pairing the two. If you're concerned about the durability of the Eagle XX1 AXS system, don't be. Compared to mechanical Eagle groupsets, the Eagle AXS derailleur has been contoured around the frame design a bit more. This translates to increased chain wrap, which improves both load distribution and durability, reducing wear and tear on your chain and cassette for better longevity of components. Dually, this new positioning offers a whole 10-millimeters of increased clearance over mechanical Eagle rear derailleurs, meaning your less likely...