25 years of excellence stands behind SRAM.A company driven by its love for cycling,SRAM is credited with the invention of the GearShift and subsequent mergers with some of the most renowned companies in the world for continuous redevelopment of the ultimate ride. The GX 1000 features SRAMâs X-SYNC⢠tooth profile, the CNC machined 7050 teeth ensure full control over the crankset and chain.