The drive system of the loader has no transmission. Instead, it uses pumps and hydraulic motors to power the wheels or tracks. Wheels can drive independently of each other, which makes them very maneuverable.
The skid steer loader gets its name from the way its stationary wheels skid with the moving wheels. Since the left-side drive wheels or track run independently of the right-side, these loaders can turn with zero-radius. This makes them compact and useful