4137 640 0100 Trimmer Gearbox Head for Stihl FS90 FS90R FS94 FS94R FS100RX FS110 FS120 FS130 FS130R FS200 FS240 FS240R FS250 FS-KM FS44 FS80 FS83 FS85 Brushcutters

General Description The 4137 640 0100 trimmer gearbox head is a replacement assembly designed for Stihl brushcutters. It replaces OEM parts 4137 640 0100, 4130 640 0100, and 4130 641 0300. This complete assembly includes gears, a thrust washer, a guide plate, and a collar nut, ensuring easy installation and optimal performance. Technical Specifications: OEM Part Number: 4137 640 0100, 4130 640 0100, 4130 641 0300; Type: Complete Gearbox Head with Gears; Compatibility and Accessories: Compatible with the following models: Stihl FS25-4, Stihl FS65-4, Stihl FS36, Stihl FS40, Stihl FS44, Stihl FS72, Stihl FS74, Stihl FS75, Stihl FS76, Stihl FS80 FS80R Stihl FS83 Stihl FS83T Stihl FS85 Stihl FS85R Stihl FS85T Stihl FS87 Stihl FS87R Stihl FS90 Stihl FS90R Stihl FS94 Stihl FS94R Stihl FS100 Stihl FS100R Stihl FS100RX Stihl FS110 Stihl FS110R Stihl FS110X Stihl FS110RX Stihl FS120 Stihl FS120R Stihl FS130 Stihl FS130R Stihl FS200 Stihl FS200R Stihl FS240 Stihl FS240R Stihl FS250 Stihl FS250R Stihl FS260 Stihl FS460 Stihl FR85 Stihl FR85T Stihl FR130T Stihl FR220 Stihl FR350 Stihl FR450 Stihl FR460 Stihl FR480 Stihl FS-KM Stihl FT100