SRAM EX1 XG-899 Cassette - 8 Speed, 11-48t, Black 650 B The integration of the wireless

The integration of the wireless SRAM Red eTap drivetrain enhances the bike's overall performance

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

Weighing 328 grams

and cornering with confidence

With a minimalist matte finish and subtle branding

SRAM EX1 XG-899 Cassette - 8 Speed, 11-48t, Black 650 B The integration of the wirelessThe 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.