John Deere 644H Waste Handler Wheel Loader

Bucket

Breakout Force 37,606 lbs (17,058 kg)
Bucket Capacity – heaped 5 cu yd (4 cu m)
Bucket Capacity – struck 4 cu yd (3 cu m)
Bucket Width 11 ft (3 m)
Dump Clearance at Max Raise 13 ft (4 m)

Dimensions

Ground Clearance 2 ft (1 m)
Height – Top of Cab 11 ft (3 m)
Hinge Pin – Max Height 15 ft (5 m)
Length with Bucket on Ground 27 ft (8 m)
Reach at Max Lift and Dump 6 ft (2 m)
Wheelbase 11 ft (3 m)
Width Over Tires 10 ft (3 m)

Engine

Aspiration Turbocharger with Aftercooler
Displacement 496 cu in (8,128 cu cm)
Engine Model 6081H
Gross Power 205 hp (153 kw)
Net Power 180 hp (134 kw)
Number of Cylinders 6
Power Measured @ 2200 rpm
Torque Measured @ 1300 rpm

Hydraulic System

Dump Time 1.4 seconds
Lower Time 3 seconds
Pump Flow Capacity 68 gpm (257 lpm)
Pump Type Piston Pump
Raise Time 6.2 seconds
Relief Valve Setting 3600 psi

Operating Specifications

Alternator Supplied Amperage 55 amps
Cooling System Fluid Capacity 8 gal (29 l)
Engine Oil Fluid Capacity 7 gal (25 l)
Front Axle/Diff Fluid Capacity 7 gal (27 l)
Fuel Capacity 90 gal (341 l)
Hydraulic System Fluid Capacity 31 gal (117 l)
Operating Voltage 24 volts
Operating Weight 50,627 lbs (22,964 kg)
Rear Axle Oscillation 18 degrees
Rear Axle/Diff Fluid Capacity 7 gal (27 l)
Static Tipping Weight 32,857 lbs (14,904 kg)
Tire Size 23.5-25
Transmission Fluid Capacity 7 gal (26 l)
Turning Radius 18 ft (6 m)

Transmission

Max Speed – Forward 17 mph (28 kph)
Max Speed – Reverse 18 mph (29 kph)
Number of Forward Gears 3
Number of Reverse Gears 3
Transmission Type Power Shift
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