As a leading supplier of CYCLO gearboxes, we offer high-quality drive solutions for a wide range of industrial applications. Cycloidal Gearbox, Slewing Drive, Creep Drives, Slew Ring. A cycloidal gearbox, also known as a cycloidal drive or cycloidal speed reducer, is a type of mechanical gearbox that uses a cycloidal disk to transmit torque and reduce speed. The cycloidal disk has a series of lobes that mesh with corresponding rollers in the gearbox, creating a cycloidal motion that drives the output shaft.