Dyson DC04, DC07 and DC14 Belt Pack for Clutch System - 2 Pack - Aftermarket Replacement PartKey Features Package (1) Clutch to Brush Belt for Dyson DC04, DC07, DC14 models with a clutch. Replace this belt every 6 months to ensure optimum performance. Description Package (1) Clutch to Brush Belt for Dyson DC04, DC07, DC14 models with a clutch. Replace this belt every 6 months to ensure optimum performance.