SRAM EX1 XG-899 Cassette - 8 Speed, 11-48t, Black 650 B The adjustable geometry allows fine-tuning

The adjustable geometry allows fine-tuning for terrain and riding style

Outfitted with Shimano’s 12-speed 105 Di2 electronic drivetrain

The ample tire clearance allows riders to choose wider tires for added traction and comfort on rough surfaces

the Ordu delivers crisp shifting and stable handling even at high speeds

Weighing 328 grams

SRAM EX1 XG-899 Cassette - 8 Speed, 11-48t, Black 650 B The adjustable geometry allows fine-tuningThe EX1 drive train was designed specifically for the demands of electric assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM's high end MTB parts provide high value, quiet operation and ease of service.