Muncie part number 18T35013 is a spacer used in Muncie PTO gear adapter assemblies. According to Muncie’s own service parts documentation (SP93_03_Adpter_Gear_Assemblies.pdf), this spacer appears across multiple adapter gear assembly configurations, including those built around adapter models 40T17268, 40T17368, and 40T17468. Muncie PTO gear adapters mount between the vehicle transmission and the power take-off to increase clearance or change shaft rotation, and this spacer is a listed component within those assemblies. Sourced directly through Pro Gear and Transmission. Call us to confirm proper fit for your application.FeaturesGenuine Muncie service part number 18T35013Listed in Muncie service document SP93_03_Adpter_Gear_Assemblies.pdfAppears in multiple adapter gear assembly configurations including 40T17268, 40T17368, and 40T17468Component of Muncie PTO gear adapter assemblies that mount between transmission and PTOSold by Pro Gear and Transmission