John Deere 7721 Combine Harvester

Cleaning System

Cleaning Fan Speed – High 1090 rpm
Cleaning Fan Speed – Low 308 rpm
Cleaning system width 55 in (140 cm)

Dimensions

Transport height 149 in (379 cm)
Transport length 510 in (1,294 cm)
Transport width 15 ft (4 m)
Unloader clearance 12,533 ft (3,820 m)
Unloader reach 13,353 ft (4,070 m)
Auger diameter 24 in (61 cm)
Conveyor speed 7,956 mph (12,804 kph)
HEADER Type Centre feed
Width – Table 12,402 ft (3,780 m)

Operating Specifications

Operating Weight w/o Attachment 16,336 lbs (7,410 kg)

Threshing

Concave Area 1,161 cu in (19,025 cu cm)
Rotor Diameter 22 in (56 cm)
Rotor Speed – High 1200 rpm
Rotor Speed – Low 430 rpm
width 55 in (140 cm)
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