Traxxas Drive gear, single-speed (19-tooth)/ slipper shaft This is a Traxxas Traxxas 5192 Drive Gear Single Speed (19) Teeth Shaft Manufacturer: Traxxas. Model Number: 5192. Category 1: Other Toys. Category 2: Radio Control Toys. Availability: Ships within 1 Business Day! Trainz Product Id: 12071719.