Dyson DY-91171001 Vacuum Beater Bar Belt Genuine Original Equipment Manufacturer (OEM) Part This part is compatible with models including; DC17 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 911710-01 Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Dyson This beater bar belt (part number DY-91171001) is for vacuums Follow the instructions in your owner's manual when installing this part