73:1 Metal Gearmotor 20Dx42L mm

This 1.67" x 0.79" x 0.79" gearmotor is a brushed DC motor with 73:1 metal gearbox that has the power to deliver both speed and torque. These units have a 0.276"-long, 4 mm-diameter D-shaped output shaft. This gearmotor is a replacement for the now-discontinued 67:1 version. Key specs at 6 V: 180 RPM and 250 mA free-run, 60 oz-in (4.3 kg-cm) and 3.3 A stall.