521 / 9LS
Serial: 1 → 99999
85 system groups
▶AIR INLET AND EXHAUST 4
▶BASIC ENGINE 15
▶ELECTRICAL AND STARTING 8
▶ENGINE ARRANGEMENT 1
▶FRAME AND BODY 3
▶FUEL 6
▶HYDRAULIC 13
▶LUBRICATION 2
▶MACHINE ARRANGEMENT 1
▶OPERATOR STATION 11
▶SERVICE EQUIPMENT AND SUPPLIES 2