John Deere 644J Powerllel w/Coupler Wheel Loader

Bucket

Dump Clearance At Max Raise 9.17 ft in (2790 mm)
Bucket Capacity – Heaped 4 yd3 (3 m3)
Bucket Width 9.75 ft in (2971.8 mm)
Breakout Force 26527 lb (118 kN)

Dimensions

Ground Clearance 1.6 ft in (460 mm)
Length With Bucket On Ground 27.75 ft in (8460 mm)
Height To Top Of Cab 11.17 ft in (3400 mm)
Wheelbase 10.5 ft in (3200 mm)
Hinge Pin – Max Height 13.33 ft in (4070 mm)
Reach At Max Lift And Dump 3.6 ft in (1080 mm)

Engine Details

Number Of Cylinders 6
Engine Make John Deere
Engine Model 6068 H
Net Power 185 hp (138 kw)
Power Measured @ 2200 rpm
Max Torque 749 lb ft (1016 Nm)
Displacement 414 cu in (6.8 L)
Torque Measured @ 1400 rpm
Aspiration Turbocharged change air cooled
Torque Rise 55 %

Operational Specs

Operating Weight 48651 lb (22068 kg)
Fuel Tank Capacity 93 gal (352 L)
Hydraulic System Fluid Capacity 31 gal (117 L)
Engine Oil Fluid Capacity 6.5 gal (24.5 L)
Cooling System Fluid Capacity 7.8 gal (29.5 L)
Transmission Fluid Capacity 7.1 gal (26.5 L)
Front Axle/Diff Fluid Capacity 5.9 gal (22 L)
Rear Axle/Diff Fluid Capacity 5.9 gal (22 L)
Static Tipping Weight 29833 lb (13532 kg)
Turning Radius 18 ft in (5490 mm)
Operating Voltage 24 V
Alternator Supplied Amperage 80 amps
Rear Axle Oscillation 26 degrees
Tire Size 23.5 R25

Transmission

Transmission Type Automatic powershift
Number Of Forward Gears 4
Number Of Reverse Gears 3
Max Speed – Forward 22 mph (35.4 km/h)
Max Speed – Reverse 15.5 mph (25 km/h)

Hydraulic System

Relief Valve Setting 3625 psi (24980 kPa)
Pump Flow Capacity 76 gal/min (288 L/min)
Raise Time 5.9 sec
Dump Time 1.9 sec
Lower Time 2.8 sec
Pump Type Variable axial piston
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