SaltDogg Spreader Part # 3006833 - Spinner Gear Motor, Extended Chute. This is an OEM spinner gear motor for SaltDogg SHPE spreaders. Don't trust aftermarket motors for your spreader. Not only do they break down quickly but they aren't covered by the SaltDogg Buyers warranty. This SaltDogg 12V spinner gear motor is only used for SaltDogg spreaders such as the SHPE0750, SHPE1500 and SHPE2000 hopper spreaders. You'll find this gear motor located at the back of your spreader at the spinner assembly. This is the motor which provides power to your spinner assembly, allowing it to move.