The Eaton Fuller Piston Spacer, part number 20424 (also referenced as HF20424), is a manual transmission component designed for use within Eaton Fuller transmission assemblies. This spacer seats within the piston area of the transmission and is sold individually as a discrete service part. It meets the original equipment specification for this position in the gearbox. Pro Gear and Transmission carries genuine Eaton Fuller drivetrain components for fleet maintenance operations and independent repair shops. Call us to confirm this part number fits your specific transmission before ordering.FeaturesGenuine Eaton Fuller manual transmission piston spacerPart number 20424, also cross-referenced as HF20424Sold as an individual unit (each)Direct-fit service replacement for Eaton Fuller transmission assembliesClassified under manual transmission components per NMFC code 121875