This part is compatible with models including; UT10947A,UT10947 This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 984350001,A04924A,UP08727 Original Equipment Manufacturer (OEM) part. Compatible Brands: Homelite This clutch drum (part number 300958001) is for chainsaws Let the engine cool and disconnect the spark plug wire before installing this part