John Deere 644EH
Browse All John Deere or Wheel Loader Models
Contents:
Bucket
| Dump Clearance At Max Raise | 9.56 ft in (2911 mm) |
| Bucket Capacity - Heaped | 3.75 yd3 (2.87 m3) |
| Bucket Capacity - Struck | 3.16 yd3 (2.42 m3) |
| Bucket Width | 9.52 ft in (2900 mm) |
| Breakout Force | 34257 lb (152.4 kN) |
Dimensions
| Ground Clearance | 1.65 ft in (500 mm) |
| Length With Bucket On Ground | 25.76 ft in (7850 mm) |
| Width Over Tires | 8.96 ft in (2729 mm) |
| Height To Top Of Cab | 11.16 ft in (3400 mm) |
| Wheelbase | 10.5 ft in (3200 mm) |
| Hinge Pin - Max Height | 13.16 ft in (4010 mm) |
| Reach At Max Lift And Dump | 3.3 ft in (1003 mm) |
Engine
| Number Of Cylinders | 6 |
| Engine Make | 2240 |
| Engine Model | 6076A |
| Net Power | 185 hp (138 kw) |
| Gross Power | 193 hp (144 kw) |
| Power Measured @ | 2200 rpm |
| Max Torque | 520 lb ft (705.1 Nm) |
| Displacement | 466 cu in (7.7 L) |
| Torque Measured @ | 1400 rpm |
| Aspiration | Turbocharged |
Operational
| Operating Weight | 35306 lb (16015 kg) |
| Fuel Capacity | 75 gal (284 L) |
| Hydraulic System Fluid Capacity | 30.4 gal (115 L) |
| Engine Oil Fluid Capacity | 6.4 gal (24 L) |
| Cooling System Fluid Capacity | 7.6 gal (28.5 L) |
| Transmission Fluid Capacity | 3.5 gal (13 L) |
| Front Axle/Diff Fluid Capacity | 6.1 gal (23 L) |
| Rear Axle/Diff Fluid Capacity | 6.1 gal (23 L) |
| Static Tipping Weight | 29435 lb (13352 kg) |
| Turning Radius | 17.8 ft in (5420 mm) |
| Operating Voltage | 12 V |
| Alternator Supplied Amperage | 65 amps |
| Rear Axle Oscillation | 26 degrees |
| Tire Size | 20.5-25 |
Transmission
| Transmission Type | Power Shift |
| Number Of Forward Gears | 4 |
| Number Of Reverse Gears | 3 |
| Max Speed - Forward | 25.5 mph (41 km/h) |
| Max Speed - Reverse | 16.4 mph (26.4 km/h) |
Hydraulic System
| Relief Valve Setting | 2850 psi (19650.1 kPa) |
| Pump Flow Capacity | 65.5 gal/min (248 L/min) |
| Raise Time | 6.2 sec |
| Dump Time | 1.9 sec |
| Lower Time | 3.5 sec |
| Pump Type | Gear |
