GEAR BOX FOR STIHL 4137 640 0100 4126 713 3100 4126 642 7600 4119 890 3400

Gear Box for STIHL

This gear box replaces OEM part numbers 4137 640 0100, 4126 713 3100, 4126 642 7600, and 4119 890 3400 and delivers reliable power transmission for STIHL equipment.

Overview

This gear box is a direct replacement component designed for STIHL trimmers, blowers, and other handheld tools. It houses precision gears that convert engine output into the correct speed and torque for the attachment. Built to OEM specifications, this gear box ensures smooth operation and long service life.

Built For Performance

• High-strength aluminum housing for lightweight durability
• Hardened steel gears resist wear under heavy loads
• Sealed design keeps debris out and lubricant in
• Precision bearings support the output shaft for minimal vibration
• Direct bolt-on installation with no modifications needed

Specs At A Glance

Good To Know

Q: Is this gear box compatible with my STIHL brushcutter? A: It fits STIHL models that use any of the listed OEM part numbers. Check your equipment's parts list to confirm.

Q: Does the gear box come with mounting bolts? A: The gear box includes new gaskets and fasteners where applicable for a complete installation.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.