The Eaton Fuller Housing Assembly Master Control, part number A-3940 or A3940, is a genuine Eaton component covering the master control housing in manual transmission applications. Catalogued under Eaton's manual transmission components, this housing assembly serves as a core structural and functional element of the transmission master control. Cross-referenced as HFA-3940 in aftermarket catalogues, it is sold individually as a single unit. Pro Gear and Transmission carries genuine Eaton Fuller drivetrain parts for professional fleets and shop applications. Call us to confirm this is the correct housing assembly for your specific transmission build.
Features
Genuine Eaton Fuller manual transmission component
Covers master control housing function in Eaton manual transmission assemblies
Sold as a single unit
Also cross-referenced as HFA-3940
Direct OEM part number A-3940 or A3940
