John Deere 644L Wheel Loader
Mid-Size Wheel Loaders
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Features
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Bucket Capacity: 3.1–3.6 m³ (4.0–4.75 cu. yd.)
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Operating Weight: 18 709-19 465 kg (41,246-42,913 lb.)
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Engine Net Power: 186 kW (249 hp)
Specifications
CAPACITIES - Alternator Output, Amp: |
100 |
CAPACITIES - Axle - Front, ltr (gallons (US)): |
22 (5.75) |
CAPACITIES - Axle - Rear, ltr (gallons (US)): |
22 (5.75) |
CAPACITIES - Breakout - Bucket , kgf (lbf): |
15574 (34334) |
CAPACITIES - Bucket Capacity - Smallest, m³ (yd³): |
3.2 (4.25) |
CAPACITIES - Fuel Tank, ltr (gallons (US)): |
350 (92.6) |
CAPACITIES - Heaped Capacity, m³ (yd³): |
3.2 (4.25) |
CAPACITIES - Hydraulic Tank, ltr (gallons (US)): |
105.2 (27.8) |
CAPACITIES - Largest bucket capacity, m³ (yd³): |
3.4 (4.5) |
CAPACITIES - Pump Flow - 1, lt/min (gallons (US) / min): |
310 (82) |
CAPACITIES - Pump Type: |
Piston |
CAPACITIES - Ride Control System: |
Optional |
CAPACITIES - System Pressure, bar (PSI): |
251.66 (3650) |
CAPACITIES - System Voltage, V: |
24 |
CAPACITIES - Transmission, ltr (gallons (US)): |
23 (6.075) |
DIMENSIONS - Ground clearance, mm (inches): |
386 (15.2) |
DIMENSIONS - Height - Over Cab, mm (ft/in): |
3450 (11 ft 4 in) |
DIMENSIONS - Height - Pivot Pin, mm (ft/in): |
4090 (13 ft 5 in) |
DIMENSIONS - Length - Including Bucket, mm (ft/in): |
8330 (27 ft 4 in) |
DIMENSIONS - Reach - At 2130mm 45° Dump, mm (ft/in): |
1610 (5 ft 3 in) |
DIMENSIONS - Turning Circle - Maximum, mm (ft/in): |
13000 (42 ft 9 in) |
DIMENSIONS - Wheelbase, mm (ft/in): |
3310 (10 ft 10 in) |
DIMENSIONS - Width Over tires - Std, mm (ft/in): |
2875 (9 ft 5 in) |
DRIVELINE - Displacement, ltr (Inches³): |
6.8 (415) |
DRIVELINE - Emission Rating: |
Tier 4 / Stage V |
DRIVELINE - Engine Manufacturer : |
John Deere |
DRIVELINE - Engine Model: |
PowerTech PSS 6068 |
DRIVELINE - Engine Output - Net, kW (hp): |
186 (249) |
DRIVELINE - Front Differential Type: |
Locking |
DRIVELINE - Parking Brake - Type: |
Wet Multi Disc - Transmission |
DRIVELINE - Rated Speed, rpm: |
1800 |
DRIVELINE - Rear Differential Type: |
Open |
DRIVELINE - Service Brake - Actuation: |
Hydraulic |
DRIVELINE - Service Brake - Location: |
Axle Inboard |
DRIVELINE - Service Brake - Type: |
Wet Disc |
DRIVELINE - Tire size - Standard: |
23.5 R25 |
DRIVELINE - Torque Rise, %: |
58 |
DRIVELINE - Torque, Nm (lbf / ft): |
1100 (811) |
DRIVELINE - Transmission Type: |
Powershift |
WEIGHTS - Operating Weight, kg (lbs): |
18709 (41246) |
Redesigned Cab
Operator station is spacious and comfortable. It features extra legroom, additional storage and an adjustable seat. A premium cab with a larger monitor and a heated/ventilated seat is optional.
Buckets & Linkage
New bucket and linkage designs improve load leveling, material retention and visibility. Lift path on all Z-Bar linkages is now near parallel.
EH Controls
Control up to six functions without letting go of the ergonomically designed joystick. Program two-multifunction buttons on the bucket lever to handle any of up to 10 functions.
Engine
EPA Tier 4/EU Stage V PowerTech™ engine
Ground-Level Service
All daily service points including fuel are conveniently grouped on the left side of the machine at ground level, for easy access.
