Parts list: № Number Qty Name Options 1 R542221 4 Screw 2 RE593381 1 Electronic Control Unit Next page: ST1042156 Steering Controller, ACS™ ST962639 Front Controller, W/ Front PTO, Mid SCV and Front Hitch W/ Dedicated Valve ST962673 Mounting hardware, Front Controller, TLS™ ST953645 Multi-Functional Controller, Cab Control ST1042157 Steering Controller, AutoTrac™ W/ Backup Pump ST959427 Multi Functional Controller, Front Control, Steering ST962669 Mounting hardware, Front Controller, Hitch/ Midstack, TLS™ ST962609 Multi Functional Controller, TLS™ ST962488 Multi Functional Controller, e23™ ST962446 Multi Functional Controller, IVT™