John Deere 644H High Lift Wheel Loader
Units
Dimensions
Bucket
G
Dump Clearance At Max Raise
11.08ft in
Bucket Capacity - Heaped
4.25yd3
Bucket Capacity - Struck
3.7yd3
Bucket Width
9.52ft in
Breakout Force
30574lb
Dimensions
E
Ground Clearance
1.52ft in
A
Length With Bucket On Ground
28ft in
B
Width Over Tires
8.85ft in
C
Height To Top Of Cab
11.16ft in
D
Wheelbase
10.5ft in
F
Hinge Pin - Max Height
15ft in
H
Reach At Max Lift And Dump
3.86ft in
Specifications
Engine
Number Of Cylinders
6
Engine Make
2240
Engine Model
6081H
Net Power
180hp
Gross Power
205hp
Power Measured @
2200rpm
Max Torque
745lb ft
Displacement
496cu in
Torque Measured @
1300rpm
Aspiration
Turbocharged with Aftercooler
Operational
Operating Weight
39000lb
Fuel Capacity
90gal
Hydraulic System Fluid Capacity
31gal
Engine Oil Fluid Capacity
6.7gal
Cooling System Fluid Capacity
7.7gal
Transmission Fluid Capacity
6.9gal
Front Axle/Diff Fluid Capacity
7.2gal
Rear Axle/Diff Fluid Capacity
7.2gal
Static Tipping Weight
24798lb
Turning Radius
18ft in
Operating Voltage
24V
Alternator Supplied Amperage
55amps
Rear Axle Oscillation
26degrees
Tire Size
20.5-25
Transmission
Transmission Type
Power Shift
Number Of Forward Gears
4
Number Of Reverse Gears
3
Max Speed - Forward
24mph
Max Speed - Reverse
16.4mph
Hydraulic System
Relief Valve Setting
3600psi
Pump Flow Capacity
68gal/min
Raise Time
6.2sec
Dump Time
1.4sec
Lower Time
3sec
Pump Type
Piston Pump
