- Dump Clearance At Max Raise: 8.75 ft / 2667 mm
- Bucket Capacity - Heaped: 4 yd3 / 3 m3
- Bucket Width: 9.75 ft / 2971.8 mm
- Breakout Force: 26527 lb / 12029 kN
Published dimensions and weight
John Deere 644J Powerllel w/QC & Fork
Weighing roughly 18.9 t and rated at 185 hp, the John Deere 644J Powerllel w/QC & Fork is a wheel loader in its size class.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight41711 lb18920 kg
03Selected published values44
Wheel loaders are commonly used to load, carry and stockpile loose material on prepared surfaces. Published rows for John Deere 644J Powerllel w/QC & Fork include published bucket capacity of 4 yd3 / 3 m3, published breakout force of 26527 lb / 12029 kN, published operating weight of 41711 lb / 18920 kg. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Dump Clearance At Max Raise” field (8.75 ft / 2667 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Bucket Capacity - Heaped” field (4 yd3 / 3 m3) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Bucket Width” field (9.75 ft / 2971.8 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Bucket
Dump Clearance At Max Raise8.75 ft2667 mm
Bucket Capacity - Heaped4 yd33 m3
Bucket Width9.75 ft2971.8 mm
Breakout Force26527 lb12029 kN
Dimensions
Ground Clearance1.42 ft434 mm
Length With Bucket On Ground29.5 ft8990 mm
Width Over Tires9.09 ft2770 mm
Height To Top Of Cab11.17 ft3400 mm
Wheelbase10.5 ft3200 mm
Hinge Pin - Max Height13.33 ft4060 mm
Reach At Max Lift And Dump3.55 ft1080 mm
Engine
Engine Make22402240
Engine Model6068 H6068 H
Net Power185 hp138 kw
Power Measured @2200 rpm2200 rpm
Max Torque749 lb ft1016 Nm
Displacement414 cu in6.8 L
Aspirationturbocharged charge air cooledturbocharged charge air cooled
Torque Rise55 %55 %
Operational
Operating Weight41711 lb18920 kg
Fuel Capacity93 gal352 L
Hydraulic System Fluid Capacity31 gal117 L
Engine Oil Fluid Capacity6.5 gal24.5 L
Cooling System Fluid Capacity7.8 gal29.5 L
Transmission Fluid Capacity7.1 gal26.5 L
Front Axle/Diff Fluid Capacity5.9 gal22 L
Rear Axle/Diff Fluid Capacity5.9 gal22 L
Static Tipping Weight22595 lb10249 kg
Turning Radius18 ft5.5 m
Operating Voltage24 V24 V
Alternator Supplied Amperage80 amps80 amps
Rear Axle Oscillation24 degrees24 degrees
Tire Size23.5 R2523.5 R25
Transmission
Transmission TypeAutomatic PowershiftAutomatic Powershift
Number Of Forward Gears44
Number Of Reverse Gears33
Max Speed - Forward22 mph35.4 km/h
Max Speed - Reverse15.5 mph25 km/h
Hydraulic System
Relief Valve Setting3625 psi24980 kPa
Pump Flow Capacity76 gal/min288 L/min
Raise Time5.9 sec5.9 sec
Dump Time1.9 sec1.9 sec
Lower Time2.8 sec2.8 sec
Pump TypeVariable axial pistonVariable axial piston
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Manufacturer-published specifications.