The STIHL 42096410301 Gear Housing is an original equipment manufacturer (OEM) part designed for specific STIHL BR series backpack blowers, including models BR 500, BR 550, BR 600, BR 700, BR 700 X, and BR 700 E. This crucial component houses the gears responsible for transmitting power from the engine to the fan, ensuring efficient and consistent operation. Constructed from durable materials, it provides robust protection for internal components and maintains precise alignment for optimal performance and extended service life. Essential for maintaining the integrity and functionality of your STIHL blower.