SRAM X01 7-speed DH X-HORIZON Rear Derailleur - Smart Bike Parts
SRAM Introduces X01 DH 7-Speed and 10-Speed Drivetrains
Amazon.com : SRAM X01 11-Speed Trigger Shifter Includes Handlebar Clamp Black with Gray and White logo with Cable, Housing Sold Separately : Bike Shifters And Parts : Sports & Outdoors
First Look: SRAM's X01 DH Drivetrain - Mountain Bike Action Magazine