The Eaton Fuller Air Valve, part number 20430, is a genuine Eaton Fuller transmission air valve designed for use in Eaton Fuller transmission systems. Air valves in these transmissions control pneumatic shift functions, directing pressurized air to engage or disengage gear ranges as commanded by the driver. Installing the correct OEM-matched valve helps maintain proper shift feel and air circuit integrity. Pro Gear and Transmission carries genuine Eaton Fuller parts for professional buyers. Not sure this is your part? Give us a call to confirm proper fit for your specific transmission and application.FeaturesGenuine Eaton Fuller air valve, part number 20430Designed for Eaton Fuller transmission pneumatic shift systemsControls pressurized air flow for range or splitter engagementOEM part for accurate fit within Eaton Fuller air circuitSold by Pro Gear and Transmission