Genuine Dirt Devil Style 10 Belt. Replace your belts every 3 to 6 months.

Part number 3860140600 is compatible with models M088600W, M088600W-1, M088450B-1, M088500, M088650C, M088600, M088300CA, M088400, M088600HD, M088520, MRY6100, M088520CA, M088600WC, M088500W, M088300B, M088520SV, M088525BK, M088300, M088400B, M088400B-1, M088650HSN, M088300GC, M088600HDC, M088450B, M088525B, M088650, M088300SC, M088600HD1, R088600, M088520ST, M088400BK, R088300, M088600-1, M088525, M088500CA, M088600C.