4243 640 0535 STIHL Gear Housing – Genuine OEM Angle Drive Part STTII-61V-38CH-EFI STIHL HP Super → Semi-synthetic

STIHL HP Super → Semi-synthetic

It works in conjunction with the cylinder and ignition system to maintain proper exhaust flow and engine operation

and 72″ decks

Manufacturer Part Number: 139-5843

4243 640 0535 STIHL Gear Housing – Genuine OEM Angle Drive Part STTII-61V-38CH-EFI STIHL HP Super → Semi-synthetic4243 640 0535 STIHL Gear Housing Genuine OEM Angle Drive Part The STIHL Gear Housing (4243 640 0535) is a genuine OEM gearbox casing component designed for select STIHL long reach hedge trimmers and KombiSystem attachments equipped with adjustable angle drive assemblies. This gear housing forms the structural body of the angle drive unit, protecting internal gears and ensuring proper blade drive alignment. Over time, gear housings may become cracked,