Belts for Dyson DC04 Models With a Clutch Dyson DC04 Package of (2) replacement belts for Dyson DC04 models with a clutch. Dyson DC04 models with a clutch will have an adjustable knob to switch from carpet to bare floors . Package includes (1) motor to clutch belt and (1) clutch to brush belt. Also, don't forget the Dyson DC04 Belt changing tool, which makes changing the belt much easier.