Parts list: № Number Qty Name Options 1 RE231717 1 Electronic Control Unit Steering Controller, W/ AutoTrac™ INCLUDES R174379 AND R174380 1 R174379 4 Screw 1 R174380 1 Plug 2 R219318 2 Screw Next page: ST345242 Wiring Harness, AutoTrac™ ST345236 STEERING VALVE LINES ST345245 STEERING PIVOT ASSEMBLY ST345244 Steering Controller Wiring Harness, W/ AutoTrac™ ST345241 Steering Controller, W/ AutoTrac™ ST345243 STEERING COLUMN WIRING HARNESS, AUTOTRAC ST345239 ELECTRO HYDRAULIC STEERING CONTROL UNIT (EH VALVE)