Fits Models: STIHL FS83, FS83T, FS90, FS90R, FS100, FS100R, FS100RX, FS110, FS110R, FS110X, FS110RX, FS120, FS200, FS250, FS130, FS130R, FS310, BR500, BR550, BR600, BR700, FS91, FS91R, FS111, FS111R, FS111RX, FS131, FS131R, FS311, FR130T, FR131T, FS89, FS89R, HT73, HT101, HT102, HT103, HT130, HT131, HT132, HT133, KM90, KM90R, KM91R, KM100, KM100R, KM110R, KM111R Engines, KM130, KM130R, KM131, KM131R, FC 90, 95, FC 100, FC 111, BT 130, BT 131, BT 130 Z, FC 91, 96, HL90K, HL90, HL95K, HL100, HL100K