John Deere 644B Wheel Loader

Specifications

Bucket

Dump Clearance At Max Raise

9.33ft in

Breakout Force

24120lb

Heaped Bucket Capacity:

2.5yd3

Bucket Dump truck – struck capacity:

2.05yd3

Width:

8.73ft in

Dimensions information

Ride Height

1.66ft in

Full Length:

21.1ft in

Maximum height

10.63ft in

Wheelbase length (Distance between the foremost and rearmost wheels)

8.67ft in

Maximum hinge pin height reach:

12ft in

Reach at Maximum Lift & Dump:

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2.89ft in

Specifications

Engine specifications

How many cylinders does an engine have?

6

Brand

2240

Clear engine power

145hp

Full engine power

160hp

Revolutions Per Minute

2200rpm

Torque N-m

432lb ft

Engine displacement

531cu in

Torque (Revolutions Per Minute)

1500rpm

Engine construction

Turbo

Functional specifications

Basic weight of a machine

28100lb

Standart fuel tank capacities

56gal

Hydraulic liquid capacity in hydraulic machinery

17.5gal

How much oil does an engine need:

5.5gal

Coolant system fluid capacity:

12.3gal

Basic transmission Fluid Capacity in vehicle

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9.8gal

Front Axle/Diff Fluid Capacity

6gal

Rear Axle/Diff Fluid Capacity

6.3gal

Static Tipping Weight

22905lb

Turning Radius of a vehicle:

15.5ft in

Value of the working voltage

12V

Amperage

42amps

Rear Axle Oscillation

22degrees

Wheel specs

14.5-25 / 20.5-25

Transmission specifications

Type transmission

Power shift Planetary

How many forward gears::

4

How many reverse gears::

2

Top Speed: – Forward

25.8mph

Top Speed: – Reverse

10.2mph

Hydraulic System specifications

Relief Valve Setting

2250psi

What is pump capacity:

58.2gal/min

Transmission pump:

Gear

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