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      John Deere 644J High-Lift Waste Pickup Loader vs. John Deere 644H High-Lift

      13 reasons to buy John Deere 644J High-Lift Waste Pickup Loader:

      Sizes

      Radius at maximum lifting and unloading 1330 mm and 1175 mm 12 % more or 155 mm

      Shovel

      Bucket capacity with top 4.6 m3 and 3.3 m3 28 % more or 1.3 m3
      Brimmed bucket capacity 4.2 m3 and 2.8 m3 33 % more or 1.4 m3
      Breakout power 113.9 kN and 136 kN 16 % less or 22.1 kN

      Operation

      Static tipping weight 13173 kg and 11248 kg 15 % more or 1925 kg
      Turn radius 5490 mm and 5500 mm 0 % less or 10 mm
      Generator current strength 80 amperes and 55 amperes 31 % more or 25 amperes
      Fuel Capacity 352 l. and 341 l. 3 % more or 11 l.
      Cooling system fluid volume 29.5 l. and 29 l. 2 % more or 0.5 l.
      Transmission fluid volume 26.5 l. and 26 l. 2 % more or 0.5 l.

      Motor

      Torque measured at 1400 rev / min and 1300 rev / min 7 % more or 100 rev
      Maximum torque 1016 Nm and 1010 Nm 1 % more or 6 Nm
      Effective power 138 kW and 134.2 kW 3 % more or 3.8 kW

      11 reasons to buy John Deere 644H High-Lift:

      Sizes

      Clearance 461 mm and 460 mm 0 % more or 1 mm

      Shovel

      Unloading ground clearance at maximum lifting 3375 mm and 3300 mm 2 % more or 75 mm

      Operation

      Front axle / differential fluid volume 27 l. and 22 l. 19 % more or 5 l.
      Rear axle / differential fluid volume 27 l. and 22 l. 19 % more or 5 l.
      Engine oil volume 25 l. and 24.5 l. 2 % more or 0.5 l.

      Motor

      Displacement 8.1 l. and 6.8 l. 16 % more or 1.3 l.

      Hydraulic system

      Lowering time 3 sec and 3.2 sec 6 % less or 0.2 sec
      Pump bandwidth 257.4 l/min and 257 l/min 0 % more or 0.4 l/min

      Gear box

      Forward gears number 4 and 3 25 % more or 1
      Maximum forward speed 39 km/h and 23.7 km/h 39 % more or 15.3 km/h
      Maximum reverse gear 26.7 km/h and 25 km/h 6 % more or 1.7 km/h

      Neutral reasons:

      Sizes

      Length with bucket on ground level 8150 mm and 8525 mm
      Between tyres width 2875.3 mm and 2697 mm
      Height to cab upper part 3400 mm and 3400 mm
      Wheelbase 3200 mm and 3200 mm
      Hinge axis maximum height 4620 mm and 4569 mm

      Shovel

      Shovel width 2895.6 mm and 2900 mm

      Operation

      Rear axle oscillating 18 degrees and 26 degrees
      Tyre size 23.5 -25 and 20.5-25
      Working weight 22285 kg and 17690 kg
      Operating voltage 24 V and 24 V
      Hydraulic system fluid volume 117 l. and 117 l.

      Motor

      Manufacturer John Deere and John Deere
      Cylinders number 6 and 6
      Model 6068H and 6081H
      Power measured at 2200 rev / min and 2200 rev / min

      Hydraulic system

      Lifting time 6.2 sec and 6.2 sec
      Unloading time 1.4 sec and 1.4 sec
      Type of pump variable displacement axial piston pump and piston pump
      Overflow valve pressure 24800 kPa and 24821.1 kPa

      Gear box

      Transmission type automatic transmission system with power gear shifting and powershift
      Reverse gears number 3 and 3

      Images

      Sizes

      4. Wheelbase 3200 mm 4. Wheelbase 3200 mm
      5. Clearance 460 mm 5. Clearance 461 mm
      6. Hinge axis maximum height 4620 mm 6. Hinge axis maximum height 4569 mm
      8. Radius at maximum lifting and unloading 1330 mm 8. Radius at maximum lifting and unloading 1175 mm
      1. Length with bucket on ground level 8150 mm 1. Length with bucket on ground level 8525 mm
      2. Between tyres width 2875.3 mm 2. Between tyres width 2697 mm
      3. Height to cab upper part 3400 mm 3. Height to cab upper part 3400 mm

      Shovel

      7. Unloading ground clearance at maximum lifting 3300 mm 7. Unloading ground clearance at maximum lifting 3375 mm