621 / 67M
Serial: 1 → 99999
125 system groups
▶AIR INLET AND EXHAUST 7
▶BASIC ENGINE 13
▶ELECTRICAL AND STARTING 13
▶FRAME AND BODY 9
▶FUEL 11
▶HYDRAULIC 13
▶LUBRICATION 5
▶OPERATOR STATION 14
▶POWER TRAIN 19
CONTROL GP-RETARDER
CONTROL GP-TRANSMISSION HYD
COOLER GP
DIFFERENTIAL & BEVEL GEAR GP
FILTER GP
GEAR GP
LINES GP-RETARDER
MANIFOLD & SCREENS GP
PUMP GP
RETARDER GP
SHAFT GP
TORQUE CONVERTER GP
TRANSMISSION GP
VALVE GP
VALVE GP-PRESSURE CONTROL
VALVE GP-RETARDER CONTROL
VALVE GP-SELECTOR
VALVE GP-TRANSMISSION CONTROL
WHEEL & FINAL DRIVE GP
▶SERVICE EQUIPMENT AND SUPPLIES 6