The Muncie K-20-S3 (also referenced as K20S3) is a genuine Muncie valve solenoid fitting for PTO applications. Muncie Power Products is a recognized manufacturer of power takeoff units and hydraulic components for heavy-duty trucks, and this fitting is a direct OEM replacement piece for systems requiring this specific solenoid valve connection. If you need to verify this fitting is correct for your PTO configuration, Pro Gear and Transmission is glad to help you confirm proper fitment before you order.FeaturesGenuine Muncie part number K-20-S3 or K20S3Valve solenoid fitting for Muncie PTO systemsDirect OEM replacement componentSold by Pro Gear and Transmission