United States - English

Current number of specifications

John Deere 644G Integrated Tool Carrier

Selected Dimensions

A. Length w/ Bucket on Ground25.7 ft in7830 mm
B. Width Over Tires9 ft in2743 mm
C. Height to Top of Cab11.2 ft in3420 mm
D. Wheelbase10.5 ft in3200 m
E. Ground Clearance1.6 ft in483 mm
F. Hinge Pin Max Height13.1 ft in4000 mm
G. Dump Clearance at Max Lift9.4 ft in2871 mm
I. Fork Tine Length4.5 ft in1372 mm
J. Length w/ Forks on Ground27.2 ft in8287 mm
K. Max Lift Height12.5 ft in3818 mm
L. Hook Height at Max Lift - standard18.8 ft in5732 mm
M. Hook Height at Max Lift - extended22.9 ft in6985 mm
N. Hook Reach at Max Lift - standard6.9 ft in2092 mm
O. Hook Reach at Max Lift - extended11.6 ft in3527 mm


Number of Cylinders6
Gross Power178 hp133 kw
Net Power170 hp127 kw
Power Measured @2200 rpm
Max Torque598 lb ft811 Nm
Torque Measured @1300 rpm
AspirationTurbocharged w/ Aftercooler
Operating Weight35236 lb15980 kg
Fuel Capacity75 gal284 L
Cooling System Fluid Capacity7.5 gal28.5 L
Engine Oil Capacity6.3 gal24 L
Transmission Fluid Capacity3.7 gal14 L
Front Diff Fluid Capacity7.5 gal28.4 L
Rear Diff Fluid Capacity7.5 gal28.4 L
Hydraulic System Fluid Capacity30.4 gal115 L
Turning Radius17.9 ft in5460 mm
Operating Voltage12 V
Alternator Supplied Amperage95 amps
Rear Axle Oscillation26 degrees
Static Tipping Load - Bucket26228 lb11896.8 kg
Static Tipping Load - Forks18251 lb8278.5 kg
Static Tipping Load - Material Handler13290 lb6028.2 kg
Tire Size20.5-25
TypePower Shift
Number of Forward Gears4
Number of Reverse Gears3
Max Speed Forward21.5 mph34.6 km/h
Max Speed Reverse13.7 mph22 km/h
Hydraulic System
Pump TypeGear
Relief Valve Setting
Pump Flow Capacity69.5 gal/min263.1 L/min
Raise Time6.2 sec
Dump Time1.8 sec
Lower Time3.5 sec
Breakout Force35317 lb157.1 kN
Bucket Capacity - heaped3.8 yd32.9 m3
Bucket Capacity - struck3.2 yd32.4 m3
Width Over Tires9 ft in2743 mm
Height to Top of Cab11.2 ft in3420 mm
Wheelbase10.5 ft in3200 m
Ground Clearance1.6 ft in483 mm
Hinge Pin Max Height13.1 ft in4000 mm
Length w/ Bucket on Ground25.7 ft in7830 mm
Dump Clearance at Max Lift9.4 ft in2871 mm
Reach at Max Height and Dump3.7 ft in1138 mm
Fork Tine Length4.5 ft in1372 mm
Length w/ Forks on Ground27.2 ft in8287 mm
Max Lift Height12.5 ft in3818 mm
Hook Height at Max Lift - Standard18.8 ft in5732 mm
Hook Height at Max Lift - Extended22.9 ft in6985 mm
Hook Reach at Max Lift - Standard6.9 ft in2092 mm
Hook Reach at Max Lift - Extended11.6 ft in3527 mm