Parts list: № Number Qty Name Options 1 H89336 1 POPPET 2 H89338 1 SPRING 3 [] 1 4 A4365R 1 O-Ring 5 [] 1 6 R26375 1 O-Ring 7 [] 1 8 H89949 1 NUT 9 AH90686 1 Fitting Kit Next page: ST811139 Dial-A-Matic Header Height Control Switch (507351 - ) ST517422 AUTOMATIC HEADER HEIGHT CONTROL SWITCH ( - 507350) ST517415 Hydraulic Oil Line, Drop Rate Valve and Full Flow Plug, Automatic Header Height Control and Dial-A-Matic Header Height Control ST517419 AUTOMATIC HEADER HEIGHT CONTROL ELECTRICAL HARNESS ( - 507350) ST517412 Main Valve Block Solenoid, Automatic Header Height Control and Dial-A-Matic Header Height Control ST811132 Kit, Main Valve Block Solenoid, Automatic Header Height Control and Dial-A-Matic Header Height Control ST517421 Amplifier, Dial-A-Matic Header Height Control (507351 - )