Heavy Equipment Attachments


John Deere 644GH Wheel Loader

John Deere 644GH Wheel Loader specs

Dimensions

A: Length with Bucket:
25.8 ft in (7860 mm)
B: Width Over Tires:
9 ft in (2732 mm )
C: Wheelbase:
10.5 ft in (3200 mm)
D: Height to Top of Cab:
11.2 ft in (3420 mm)
E: Ground Clearance:
1.6 ft in (483 mm)
F: Hinge Pin - Max Height:
13.1 ft in (4000 mm)
G: Dump Clearance:
9.7 ft in (2942 mm)
H: Reach at Max Lift:
3.4 ft in (1049 mm)

Engine

Make:
John Deere
Model:
6076A
Net Power:
185 hp (138 kw)
Gross Power:
196 hp (146 kw)
Power Measured @:
2200 rpm
Displacement:
466 cu in (7.6 L)
Torque Measured @:
1300 rpm
Number of Cylinders:
6
Max Torque:
643 lb ft (872 Nm)
Aspiration:
Turbocharged and Aftercooled

Operational

Operating Weight:
36634 lb (16616.9 kg)
Fuel Capacity:
75 gal (284 L)
Hydraulic System Capacity:
30.4 gal (115 L)
Engine Oil Fluid Capacity:
6.3 gal (24 L)
Cooling System Fluid Capacity:
7.5 gal (28.5 L)
Transmission Fluid Capacity:
3.7 gal (14 L)
Front Axle/Diff Fluid Capacity:
7.4 gal (28 L)
Rear Axle/Diff Fluid Capacity:
7.4 gal (28 L)
Static Tipping Weight:
29712 lb (13477.1 kg)
Turning Radius:
17.9 ft in (5460 mm)
Operating Voltage:
12 V
Alternator Supplied Amperage:
95 amps
Rear Axle Oscillation:
26 degrees
Tire Size:
20.5-25

Transmission

Type:
Powershift
Forward Gears:
4
Reverse Gears:
3
Max Speed (Forward):
21.5 mph (34.6 km/h)
Max Speed (Reverse):
13.7 mph (22 km/h)

Hydraulic System

Pump Type:
Gear pump type
Relief Valve Pressure:
3000 psi (20684.3 kPa)
Pump Flow Capacity:
69.5 gal/min (263.1 L/min)
Raise Time:
6.2 sec
Dump Time:
1.8 sec
Lower Time:
3.5 sec

Bucket Specs

Breakout Force:
38045 lb (169.2 kN)
Dump Clearance:
9.7 ft in (2942 mm)
Bucket Width:
10 ft in (3050 mm)
Bucket Capacity (Heaped):
4 yd3 (3.1 m3)
Bucket Capacity (Struck):
3.6 yd3 (2.8 m3)


TRK ATTACHMENTS INC CANNOT GUARANTEE THAT THE John Deere 644GH Wheel Loader SPECIFICATIONS TO BE ERROR-FREE OR COMPLETE. THE ABOVE SPECIFICATIONS ARE PROVIDED "AS IS" AND WITHOUT ANY WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.