CASE > HEAVY EQUIPMENT > CRAWLER EXCAVATORS > DROTT > (30YC) - DROTT CRAWLER EXCAVATOR (S/N 1 TO 599) (1/65-12/79) > (05) - UPPERSTRUCTURE CHASSIS

(020) - SHROUDING FOR IHC ENGINES (021) - SHROUDING FOR GMC ENGINE (022) - TURNTABLE AND ATTACHING PARTS (024) - CONTROL LINKAGE - BOOM - SWING - AUXILIARY (025) - CONTROL LINKAGE - CRAWLER (027) - CAB GROUP (028) - CAB AND CANOPY GROUP (058) - CRAWLER STRUCTURALS, GROUP I CRAWLER UNDERCARRIAGE - 4 ROLLER FOR 28 PAD TRACK (060) - CRAWLER STRUCTURALS, GROUP II CRAWLER UNDERCARRIAGE - 5 ROLLER FOR 32 PAD TRACK (061) - CRAWLER STRUCTURALS, GROUP III CRAWLER UNDERCARRIAGE - 5 ROLLER FOR 31 PAD TRACK USED ON LATER (062) - CRAWLER DRIVE GEAR REDUCER, (RIGHT HAND SHOWN) (065) - LEVELER STRUCTURALS (100) - DECALS & TOOLS (102) - STEP AND SAFETY WALKS FOR CARRIERS (104) - MISCELLANEOUS, (OPTIONAL CAB ACCESSORIES, CARRIER ACCESSORIES)(THESE ITEMS NOT ILLUSTRATED)