Sander Motors

This is a genuine Dynabrade replacement part designed for use with sanders/buffers. It fits inside the cylinder assembly. This set includes a plastic rotor and a set of five (5) blades. To replace it you will need a screwdriver and pliers.

Designed to power the sanding system of compatible cordless drywall sanders, this motor assembly converts battery power into the rotational force needed for smooth, consistent sanding performance. It helps maintain reliable speed and efficient material removal across a variety of drywall finishing applications. Built to original equipment standards for durability and dependable operation, this assembly is an ideal replacement for a worn, damaged, or failed motor, helping restore performance and extend the service life of your tool.

This is available as a set that contains one rotor and five blades. The rotor goes between the cylinder assembly and the front bearing plate. During replacement, it may require a screwdriver and a set of pliers to help install this item correctly. It is made of plastic and metal and will need to be replaced if it breaks. This is an authentic OEM part for use in Dynabrade sanders, buffers, and grinders.