The Muncie 28T38859 is a genuine Muncie Power spacer used in SH Series Power Take-Off assemblies. Per Muncie service document SP97-01, this spacer installs on the shaft alongside a snap ring and is torqued to 25 ft.lbs. during assembly. It is listed in the parts manuals for both the SH6 and SH8 Series PTOs, making it a direct service replacement for those units. The SH Series is Muncie’s air-shift-only PTO platform built for high-torque applications, and proper installation of this spacer is a required step in shaft assembly. Call us to confirm this part is correct for your specific SH Series unit before ordering.FeaturesGenuine Muncie Power spacer, part number 28T38859Listed in parts manuals for SH6 Series and SH8 Series PTOsInstalls on shaft with snap ring per Muncie service document SP97-01Assembly torque specification: 25 ft.lbs.Designed for Muncie SH Series air-shift PTO applicationsTech SpecsInstallation torque: 25 ft.lbs.Application: Muncie SH6 Series and SH8 Series Power Take-OffInstallation note: Installed on shaft with snap ring per SP97-01Used in these Muncie PTO modelsSH6 SeriesSH8 Series