First4Spares Premium Quality Vacuum Cleaner Pre Motor Washable Filter for Dyson DC40, DC40i, DC40 Animal First4Spares compatible vacuum cleaner pre motor washable filter for Dyson DC40, DC40i, DC40 Animal Compatible Dyson vacuum cleaner pre motor filter Fits the following models - DC40, DC40i, DC40 Animal Alternative to part number - 923587-02 Please note this part is a non genuine compatible spare part and the manufacturers names and part numbers have been used for reference purposes only