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John Deere 644J Waste Handler Wheel Loader Specs

Bucket

John Deere 644J Waste Handler Wheel Loader Bucket specifications
Breakout Force 28,848.00 lbs (13,085.25 kg)
Bucket Capacity - Heaped 4 cu yd
Bucket Width 9.75 ft (2.97 m)
Dump Clearance At Max Raise 8.75 ft (2.67 m)

Dimensions

John Deere 644J Waste Handler Wheel Loader Dimensions specifications
Ground Clearance 1.50 ft (0.46 m)
Height To Top Of Cab 11.17 ft (3.40 m)
Hinge Pin - Max Height 13.33 ft (4.06 m)
Length With Bucket On Ground 28.00 ft (8.53 m)
Reach At Max Lift And Dump 3.50 ft (1.07 m)
Wheelbase 10.50 ft (3.20 m)
Width Over Tires 9.08 ft (2.77 m)

Engine

John Deere 644J Waste Handler Wheel Loader Engine specifications
Aspiration turbocharged charge air cooled
Displacement 414.00 cu in (6,784.26 cu cm)
Engine Make 2240
Engine Model 6068H
Max Torque 749.00 lbs ft (1,015.49 nm)
Net Power 185.00 hp (137.96 kw)
Number Of Cylinders 6
Power Measured @ 2200 rpm
Torque Measured @ 1400 rpm
Torque Rise 55 %

Hydraulic System

John Deere 644J Waste Handler Wheel Loader Hydraulic System specifications
Dump Time 1.9 sec
Lower Time 2.8 sec
Pump Flow Capacity 68.00 gpm (257.38 lpm)
Pump Type Variable axial piston
Raise Time 5.9 sec
Relief Valve Setting 3600 psi

Operational

John Deere 644J Waste Handler Wheel Loader Operational specifications
Alternator Supplied Amperage 80 amps
Cooling System Fluid Capacity 7.80 gal (29.52 l)
Engine Oil Fluid Capacity 6.50 gal (24.60 l)
Front Axle/Diff Fluid Capacity 5.90 gal (22.33 l)
Fuel Capacity 39.00 gal (147.62 l)
Hydraulic System Fluid Capacity 31.00 gal (117.34 l)
Operating Voltage 24 V
Operating Weight 42,719.00 lbs (19,377.04 kg)
Rear Axle Oscillation 26 degrees
Rear Axle/Diff Fluid Capacity 5.90 gal (22.33 l)
Static Tipping Weight 35,615.00 lbs (16,154.71 kg)
Tire Size 23.5 -25
Transmission Fluid Capacity 7.10 gal (26.87 l)
Turning Radius 18.00 ft (5.49 m)

Transmission

John Deere 644J Waste Handler Wheel Loader Transmission specifications
Max Speed - Forward 14.70 mph (23.66 kph)
Max Speed - Reverse 15.50 mph (24.94 kph)
Number Of Forward Gears 3
Number Of Reverse Gears 3
Transmission Type automatic powershift
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