John Deere 7721 Combine

Contents

Dimensions
Operational Specs
Threshing
Cleaning System
Header

Dimensions

Transport Height	149.22 in (3790 mm)
Transport Length	509.45 in (12940 mm)
Transport Width	14.64 ft in (4.46 m)
Unloader Clearance	12532.81 ft in (3820 m)
Unloader Discharge Height	13123.36 ft in (4000 m)
Unloader Reach	13353.02 ft in (4070 m)

Operational Specs

Operating Weight W/O Attachment

16336 lb (7410 kg)

Threshing

Width	55.2 in (1400 mm)
Rotor Diameter	22.1 in (560 mm)
Rotor Speed – Low	430 rpm
Rotor Speed – High	1200 rpm
Concave Area	1161 in2 (0.8 m2)

Cleaning System

Cleaning Fan Speed – Low	308 rpm
Cleaning Fan Speed – High	1090 rpm
Cleaning System Width	55.2 in (1400 mm)

Header Type	Centre feed
Width – Table	12401.6 ft in (3780 m)
Auger Diameter	23.9 in (605 mm)
Conveyor Speed	7956 mph (12804 km/h)

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