The X01 Eagle™ drivetrain signals an exciting new era of freedom and the next level of uncompromising performance for enduro racers and aggressive trail riders. Watching the world's best racers use SRAM parts to battle against nature, physics and time itself, has inspired SRAM to supply them with the most advanced tools we can develop. X01 Eagle™ takes everything you love about our pioneering 1x drivetrains and increases its wear life, toughness, precision, smooth and silent operation. Add to that the 10- to 50-tooth, 12-speed, Eagle™ cassette, and you have a range of gears that gives you the freedom to enjoy the benefit of 1x in any terrain, any location and at any speed. X01 Eagle™ is drivetrain freedom - how you exploit it is up to you.