All Equipment Category Specs ↠ Wheel Loaders ↠ John Deere 644H MH

John Deere 644H MH Wheel Loader

Category: Wheel Loaders (See all Wheel Loaders for sale)
Manufacturer: John Deere (See all John Deere Equipment for sale)
Model: 644H MH (See all John Deere 644H MH for sale)

Bucket

Breakout Force	34340 lbs (15,577 kg)
Bucket Capacity - heaped	4.5 cu yd (3 cu m)
Bucket Capacity - struck	3.8 cu yd (3 cu m)
Bucket Width	10 ft (3 m)
Dump Clearance at Max Raise	9.8 ft (3 m)

Dimensions

Ground Clearance	1.6 ft (0 m)
Height - Top of Cab	11.2 ft (3 m)
Hinge Pin - Max Height	13.7 ft (4 m)
Length with Bucket on Ground	25.7 ft (8 m)
Reach at Max Lift and Dump	3.5 ft (1 m)
Wheelbase	10.5 ft (3 m)
Width Over Tires	9.5 ft (3 m)

Engine

Aspiration	Turbocharger with Aftercooler
Displacement	496 cu in (0 cu m)
Engine Model	6081H
Gross Power	212 hp (158 kw)
Net Power	180 hp (134 kw)
Number of Cylinders	6
Power Measured @	2200 rpm
Torque Measured @	1300 rpm
Torque Rise	40%

Hydraulic System

Dump Time	1.2 seconds
Lower Time	3 seconds
Pump Flow Capacity	74 gpm (280 lpm)
Pump Type	Piston Pump
Raise Time	6 seconds
Relief Valve Setting	3600 psi

Operating Specifications

Alternator Supplied Amperage	55 amps
Cooling System Fluid Capacity	7.7 gal (29 l)
Engine Oil Fluid Capacity	6.7 gal (25 l)
Front Axle/Diff Fluid Capacity	7.2 gal (27 l)
Fuel Capacity	90 gal (341 l)
Hydraulic System Fluid Capacity	31 gal (117 l)
Operating Voltage	24 volts
Operating Weight	38927 lbs (17,657 kg)
Rear Axle Oscillation	26 degrees
Rear Axle/Diff Fluid Capacity	7.2 gal (27 l)
Static Tipping Weight	30906 lbs (14,019 kg)
Tire Size	23.5-25
Transmission Fluid Capacity	6.9 gal (26 l)
Turning Radius	18.1 ft (6 m)

Transmission

Max Speed - Forward	24 mph (39 kph)
Max Speed - Reverse	16.4 mph (26 kph)
Number of Forward Gears	4
Number of Reverse Gears	3
Transmission Type	Power Shift

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