Parts list: № Number Qty Name Options 1 RE21519 1 Switch Kit Next page: ST765336 Wiring Harness, Chassis, W/ AutoTrac™, W/ Front Hitch and Backup Pump, 6.8 L, IT4 Engine (3/4) ( - 093032) ST902727 Wiring Harness, Electro-Hydraulic SCV, W/O Cab Suspension (094000 - ) ST768706 Wiring Harness, Chassis, W/ ACS™, W/ Front Hitch and Backup Pump, 6.8 L T2 / 9.0 L IT4 Engine (1/5) ( - 093999) ST902127 Wiring Harness, Air Trailer Brake Extension (094000 - ) ST768665 Wiring Harness and Connectors, Chassis, W/ AutoTrac™ and Front Hitch, W/O Backup Pump, 6.8 L T2/ 9.0 L IT4 Engine (4/4) ( - 091999) ST768677 Wiring Harness, Chassis, W/ ACS™ and Backup Pump, W/O Front Hitch, 6.8 L T2 / 9.0 L IT4 Engine (3/5) ( - 093999) ST903257 Chassis Wiring Harness, W/ ACS™ and Backup Pump, W/O Front Hitch, 6.8 L, T2 Engine (3/3) (094000 - ) ST768245 Wiring Harness, Chassis, MFWD W/ ACS™, W/ Front Hitch and Backup Pump, 6.8 L/ 9.0 L, FT4 Engine (1/4) ( - 093999) ST768657 Wiring Harness, Chassis, W/ AutoTrac™, W/O Backup Pump and Front Hitch, 6.8 L T2/ 9.0 L IT4 Engine (3/4) ( - 091999) ST768062 Wiring Harness, Chassis, MFWD W/ AutoTrac™, W/O Front Hitch and Backup Pump, 6.8 L/ 9.0 L, FT4 Engine (2/4) ( - 091999)