Stihl 4137 640 0100 Trimmer Gearbox Head - Complete unit with gears. Fits Stihl models: FR130, FR220, FR350, FR450, FR480, FS36, FS40, FS44, FS80, FS75, FS83, FS85, FS90, FS100, FS120, FS130, FS200, FS250, FS460, FS-KM, FT100. Replaces: STIHL 4137-640-0100, 41376400100

Replaces
STIHL: 4137-640-0100

Fits Models
STIHL: FR130, FR220, FR350, FR450, FR480, FS-KM, FS100, FS120, FS130, FS200, FS250, FS36, FS40, FS44, FS460, FS75, FS80, FS83, FS85, FS90, FT100