The Muncie Check Spring, part number 60V-3581-713 or 60V3581713, is a genuine Muncie replacement component for Muncie power takeoff units. Check springs are internal PTO components that maintain proper valve or detent function within the shift mechanism. Sourcing the correct OEM-spec spring by part number helps ensure the unit operates as intended. Pro Gear and Transmission carries genuine Muncie PTO parts. Not certain this is the right part for your application? Give us a call and we can help confirm fitment before you order.FeaturesGenuine Muncie replacement check springPart number 60V-3581-713 or 60V3581713Designed for Muncie power takeoff unitsInternal spring component for proper PTO shift or detent functionSold by Pro Gear and Transmission