RH 5.6 - CRAWLER EXCAVATOR (9/03-12/04) Section RH 5.6 - CRAWLER EXCAVATOR (9/03-12/04) New Holland : 01 - ENGINE 04 - UNDERCARRIAGE 05 - SUPERSTRUCTURE 09 - FRONT END ATTACHMENTS 13 - TOOLS KITS/DECALS 19 - OPTIONS parts diagram catalog sale online construction equipment excavator tractor