The John Deere Construction 644 E Wheel Loader (1988-1993) combines below-average engine power at 160 hp (119 kW) with below-average weight at 33,431 lb (15.2 t). Another useful figure is maximum bucket capacity at 3.66 yd³ (2.8 m³).
Specification profile
Wheel Loader • 1988-1993
Weight: 33,431 lb (15.2 t)Engine power: 160 hp (119 kW)Maximum bucket capacity: 3.66 yd³ (2.8 m³)Minimum bucket capacity: 3.27 yd³ (2.5 m³)
33,431 lb (15.2 t)Weight
160 hp (119 kW)Engine power
3.66 yd³ (2.8 m³)Maximum bucket capacity
3.27 yd³ (2.5 m³)Minimum bucket capacity
15.3 mph (24.6 km/h)Travel speed
510 lb-ft (691 Nm)Maximum torque
6.43 ft (1.96 m)Transport width
9.12 ft (2.78 m)Bucket width
How it compares
Low, average or high?
Engine power
Below average
160 hp (119 kW)
Low 44.3 hp (33 kW)Typical 212 hp (158 kW)High 814 hp (607 kW)
Engine power is below the typical figure.
Weight
Below average
33,431 lb (15.2 t)
Low 7,419 lb (3.37 t)Typical 43,268 lb (19.6 t)High 210,541 lb (95.5 t)
Weight is below the typical figure.
Maximum bucket capacity
Low
3.66 yd³ (2.8 m³)
Low 1.05 yd³ (0.8 m³)Typical 5.37 yd³ (4.11 m³)High 17 yd³ (13 m³)
Maximum bucket capacity is well below the typical figure.
Minimum bucket capacity
Below average
3.27 yd³ (2.5 m³)
Low 0.78 yd³ (0.6 m³)Typical 3.71 yd³ (2.84 m³)High 12.4 yd³ (9.5 m³)
Minimum bucket capacity is below the typical figure.
Travel speed
Low
15.3 mph (24.6 km/h)
Low 12 mph (19.3 km/h)Typical 21.4 mph (34.4 km/h)High 26.7 mph (43 km/h)
Travel speed is well below the typical figure.
Maximum torque
Low
510 lb-ft (691 Nm)
Low 107 lb-ft (145 Nm)Typical 732 lb-ft (992 Nm)High 2,104 lb-ft (2,852 Nm)
Maximum torque is well below the typical figure.
Visual overview
Key measurements
Capacity
Published capacity figures shown together for quick comparison.
Working dimensions
Useful working and clearance measurements shown side by side.
Overall size
The main published dimensions shown together at a glance.
Equipment
Features & equipment
Published equipment and feature availability for this model.
Air conditioningNO
Diesel particulate filterNO
Hydraulic quick hitchNO
Mechanical quick hitchNO
Swing loaderNO
TelescopicNO
Overview
Model information
| Manufacturer | John Deere Construction |
|---|---|
| Model | 644 E |
| Category | Wheel Loader |
| Model year / production | 1988-1993 |
Full specifications
Technical details
Performance
Engine power160 hp (119 kW)
Maximum torque510 lb-ft (691 Nm)
Travel speed15.3 mph (24.6 km/h)
Dimensions
Bucket width9.12 ft (2.78 m)
Transport height14 ft (4.28 m)
Transport length25.5 ft (7.76 m)
Transport width6.43 ft (1.96 m)
Outside turning radius20.7 ft (6.32 m)
Capacity & weight
Maximum bucket capacity3.66 yd³ (2.8 m³)
Minimum bucket capacity3.27 yd³ (2.5 m³)
Weight33,431 lb (15.2 t)
Swing loaderNo
Engine & drivetrain
Cylinder bore × stroke116×121 mm
Displacement2.02 US gal (7.63 L)
Engine manufacturerJohn Deere
Engine type14,210,997 lb (6,446 t)
Number of cylinders6.0
Setup & fitment
Hydraulic quick hitchNo
Mechanical quick hitchNo
Standard tyres20.5 R 25
Features
Air conditioningNo
Diesel particulate filterNo
TelescopicNo
Other specifications
Model seriesE
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