Parts list: № Number Qty Name Options 1 AMT497 1 Field Winding Coil 2 AMT498 1 Solenoid Valve 3 MT815 1 Orifice 4 AMT511 1 Spool Valve 5 AET11268 1 Solenoid Hydraulic Valve .. TCB10674 1 Kit THIRD WHEEL ASSIST (WHOLE GOODS) Next page: ST581863 Third Wheel Assist Kit ST836032 Expansion Chamber Valve, Leak Detector Kit ST836082 Sensing Chamber Valve, Leak Detector Kit ST464516 Expansion Chamber Valve, Leak Detector Kit ST581867 HYDRAULIC DIAGNOSTIC KIT ST464518 Sensing Chamber Valve, Leak Detector Kit PICT-079.1 79 HYDRAULIC KITS