Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
Auction Pricing
Auction Info: Starting on 2026-05-14 Click here to place a bid
| Machine Location: | HAZLEHURST, GA |
| More Information: | https://www.proxibid.com/heavy-construction-equipment/loaders/1987-john-deere-644d-wheel-loader/lotInformation/100690312?utm_source=ceg&utm_medium=referral&utm_campaign=atgxl_ceg&utm_content=65056 |
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| Bucket | |
| Breakout Force | 24,430 lbs (11,081 kg) |
| Bucket Capacity - heaped | 3 cu yd (2 cu m) |
| Bucket Capacity - struck | 3 cu yd (2 cu m) |
| Bucket Width | 9 ft (3 m) |
| Dump Clearance at Max Raise | 10 ft (3 m) |
| Dimensions | |
| Ground Clearance | 2 ft (1 m) |
| Height - Top of Cab | 11 ft (3 m) |
| Hinge Pin - Max Height | 13 ft (4 m) |
| Length with Bucket on Ground | 23 ft (7 m) |
| Reach at Max Lift and Dump | 3 ft (1 m) |
| Wheelbase | 10 ft (3 m) |
| Width Over Tires | 9 ft (3 m) |
| Engine | |
| Aspiration | Turbocharged |
| Displacement | 466 cu in (7,636 cu cm) |
| Engine Model | 6-466T |
| Gross Power | 165 hp (123 kw) |
| Net Power | 155 hp (116 kw) |
| Number of Cylinders | 6 |
| Power Measured @ | 2,200 rpm |
| Torque Measured @ | 1,400 rpm |
| Hydraulic System | |
| Dump Time | 2 seconds |
| Lower Time | 4 seconds |
| Pump Flow Capacity | 63 gpm (238 lpm) |
| Pump Type | Gear type pump |
| Raise Time | 6 seconds |
| Relief Valve Setting | 2,625 psi |
| Operating Specifications | |
| Alternator Supplied Amperage | 42 amps |
| Cooling System Fluid Capacity | 7 gal (28 l) |
| Engine Oil Fluid Capacity | 5 gal (19 l) |
| Front Axle/Diff Fluid Capacity | 6 gal (23 l) |
| Fuel Capacity | 67 gal (254 l) |
| Hydraulic System Fluid Capacity | 25 gal (95 l) |
| Operating Voltage | 12 volts |
| Operating Weight | 29,320 lbs (13,299 kg) |
| Rear Axle Oscillation | 22 degrees |
| Rear Axle/Diff Fluid Capacity | 6 gal (23 l) |
| Static Tipping Weight | 25,210 lbs (11,435 kg) |
| Tire Size | 20.5-25 |
| Transmission Fluid Capacity | 10 gal (37 l) |
| Turning Radius | 17 ft (5 m) |
| Transmission | |
| Max Speed - Forward | 27 mph (44 kph) |
| Max Speed - Reverse | 8 mph (13 kph) |
| Number of Forward Gears | 4 |
| Number of Reverse Gears | 2 |
| Transmission Type | Power shift planetary |