Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
?Model | 644K Hybrid Starting 2019 Model Year |
Bucket Capacity cu. yd. (cu m) | 4.0 (3.1) Starting 2017 Model Year |
Engine Power hp (kw) | 232 (173) Starting 2017 Model Year |
Engine type | Deere PowerTech PSX 6090 Starting 2016 Model Year |
Max Dump Height ft. (m) | 9.7 (2.9) Starting 2019 Model Year |
Operating?Weight | 41,188 (18682) Starting 2017 Model Year |
Breakout Force | 33,903 lbs (15,378 kg) |
Bucket Capacity - Smallest | 4 cu yd (3 cu m) |
Dump Clearance at Max Raise | 10 ft (3 m) |
Largest bucket capacity | 4 cu yd (3 cu m) |
Heaped Capacity | 4 cu yd (3 cu m) |
Hydraulic Tank | 28 gal (106 l) |
Transmission | 10 gal (38 l) |
Height - Top of Cab | 11 ft (3 m) |
Hinge Pin - Max Height | 14 ft (4 m) |
Length with Bucket on Ground | 27 ft (8 m) |
Reach at Max Lift and Dump | 5 ft (2 m) |
Turning Circle | 44 ft (13 m) |
Wheelbase | 11 ft (3 m) |
Width Over Tires | 10 ft (3 m) |
Differential lock | Front- Locking Rear- Open |
Parking Brake Type | Wet Multi Disc - Transmission |
Ride control system | Optional |
Service Brake - Location | Axle Inboard |
Service Brake Actuation | Hydraulic |
Service Brake Type | Wet Disc |
Tire size - Standard | 23.5 R25 |
Alternator | 100 amps |
Displacement | 415 cu in (6,801 cu cm) |
Emission level | Tier 4 |
Engine Make | John Deere |
Engine Model | PowerTech PSX 6068 |
Engine Output-Net | 229 hp (171 kw) |
Make | Deere |
Net Power | 229 hp (171 kw) |
Pump | Piston |
Rated Speed | 1700 rpm |
System Voltage | 24 V |
Torque | 731 lbs ft (991 nm) |
Torque Rise | 19% |
Transmission Type | Powershift w/Hybrid-Electric Drive |
Front Axle/Diff Fluid Capacity | 6 gal (22 l) |
Fuel Capacity | 105 gal (397 l) |
Operating Weight | 40,435 lbs (18,341 kg) |
Rated Bucket Capacity | 4 cu yd (3 cu m) |
Rear Axle/Diff Fluid Capacity | 6 gal (22 l) |
Pump Flow | 79 gpm (297 lpm) |
System Pressure | 251.7 psi |
Operational Weight | 40436-42,206 lbs (18,341-19,144 kg) |