Parts list: № Number Qty Name Options 1 R542221 4 Screw 2 RE593381 1 Electronic Control Unit Next page: ST997400 Multi-Functional Controller ST997419 Multi Functional Controller, Front Control, Steering ST1003238 Multi-Functional Controller, Chassis, T2/ T3 Engine ST1005261 Multi Functional Controller, Chassis, IT4 / FT4 / Stage 5 Engine ST953645 Multi-Functional Controller, Cab Control ST997831 Multi Functional Controller, Roof ST1013144 Steering controller, AutoTrac™, W/ Backup Pump ST1013139 Steering Controller, ACS™