Show also usage in model: 6622 COMBINE Select parts group: 100 CUTTING PLATFORM 110 FEEDER HOUSE 120 SEPARATOR 130 GRAIN TANK AND UNLOADING AUGER 140 MAJOR DRIVES 150 LEVELING SYSTEM 170 BELTS, CHAINS, AND DECALS 25 ENGINE 30 FUEL AND AIR 40 ELECTRICAL 50 POWER TRAIN 60 STEERING AND BRAKES 70 HYDRAULICS 80 SEPARATOR SHELL 90 OPERATOR'S STATION