This document provides specifications for a PM 6013 motor with a 115V voltage and 2550 rpm speed, paired with a PS 1900 gearbox with a 120:1 ratio. Key specifications include a rated speed of 21.2 rpm, torque of 48.9 lb-in, and efficiency ratings of 42% for the gearbox, 52% for the motor, and 21.8% for the overall system. Start/stall conditions are listed as 2.52 amps current and 668.03 lb-in torque. A graph shows efficiency across a range of torques and speeds.