John Deere 644K High-Lift Wheel Loader

John Deere 644K High-Lift Wheel Loader Specs front
John Deere 644K High-Lift Wheel Loader Specs front
John Deere 644K High-Lift Wheel Loader Specs side
John Deere 644K High-Lift Wheel Loader Specs side
John Deere 644K High-Lift Wheel Loader Specs back
John Deere 644K High-Lift Wheel Loader Specs back
Units

Dimensions

Bucket

G

Dump Clearance at Max Raise

10.77 ft in

Dimensions

A

Length with Bucket on Ground

28.25 ft in

B

Width Over Tires

9.43 ft in

C

Height to Top of Cab

11.09 ft in

D

Wheelbase

10.7 ft in

E

Ground Clearance

1.34 ft in

F

Hinge Pin - Max Height

14.74 ft in

H

Reach at Max Lift and Dump

3.67 ft in


Specifications

Engine

Number of Cylinders

6

Engine Make

2240

Engine Model

6068H, Tier III certified

Net Power

232 hp

Power Measured @

1700 rpm

Displacement

414 cu in

Torque Measured @

1400 rpm

Max Torque

749

Torque Rise

55 %

Aspiration

Turbocharged charge air cooled

Operational

Operating Weight

40798.8 lb

Fuel Capacity

93 gal

Hydraulic System Fluid Capacity

29.1 gal

Engine Oil Fluid Capacity

6.5 gal

Cooling System Fluid Capacity

7.8 gal

Transmission Fluid Capacity

6.1 gal

Front Axle/Diff Fluid Capacity

5.9 gal

Rear Axle/Diff Fluid Capacity

5.9 gal

Static Tipping Weight

26958.2 lb

Turning Radius

18.3 ft in

Operating Voltage

24 V

Alternator Supplied Amperage

80 amps

Rear Axle Oscillation

26 degrees

Tire Size

23.5 R25

Transmission

Transmission Type

Countershaft, powershift

Number of Forward Gears

4

Number of Reverse Gears

3

Max Speed - Forward

22.8 mph

Max Speed - Reverse

15.5 mph

Hydraulic System

Pump Type

Variable axial piston

Relief Valve Setting

3650

Pump Flow Capacity

81.9 gal/min

Raise Time

5.5 sec

Dump Time

1.4 sec

Lower Time

3 sec

Bucket

Breakout Force

30384 lb

Dump Clearance at Max Raise

10.8 ft in

Bucket Width

10 ft in

Bucket Capacity - heaped

4.3 yd3

Bucket Capacity - struck

3.7 yd3

Dimensions

Length with Bucket on Ground

28.3 ft in

Width Over Tires

9.5 ft in

Height to Top of Cab

11.1 ft in

Ground Clearance

1.4 ft in

Wheelbase

10.7 ft in

Hinge Pin - Max Height

14.8 ft in

Reach at Max Lift and Dump

3.7 ft in