621 / C6X
Serial: 1 → 99999
135 system groups
▶AIR INLET AND EXHAUST 5
▶BASIC ENGINE 18
▶ELECTRICAL AND STARTING 10
▶ENCLOSURES, GUARDS AND BASES 1
▶ENGINE ARRANGEMENT 1
▶FRAME AND BODY 10
▶FUEL 10
▶HYDRAULIC 11
▶IMPLEMENTS 2
▶LUBRICATION 7
▶MACHINE ARRANGEMENT 1
▶OPERATOR STATION 16
▶POWER TRAIN 17
▶SERVICE EQUIPMENT AND SUPPLIES 4
▶STEERING AND BRAKING 5
▶UNDERCARRIAGE 8
▶WORK TOOLS 2