John Deere 644L Hybrid » LandPro Equipment; NY, OH & PA

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John Deere 644L Hybrid

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Hybrid Engine

Purpose-built four-speed hybrid-electric transmission with EPA Tier 4/EU Stage V PowerTech™ engine to squeeze the most from every drop of fuel.

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.

Redesigned Cab

Operator station is spacious and comfortable. It features extra legroom, additional storage and 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.

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.



Engine Manufacturer John Deere
Engine Model PowerTech PSS 6068
Emission Rating Tier 4 / Stage V
Displacement, ltr (Inches³) 6.8 (415)
Rated Speed, rpm 1500
Engine Output - Net, kW (hp) 172 (231)
Torque, Nm (lbf / ft) 1135 (837)
Torque Rise, % 36
Transmission Type Powershift w/Hybrid-Electric Drive
Front Differential Type Locking
Rear Differential Type Open
Tire size - Standard 23.5 R25
Service Brake - Type Wet Disc
Service Brake - Location Axle Inboard
Service Brake - Actuation Hydraulic
Parking Brake - Type Wet Multi Disc - Transmission


Height - Over Cab, mm (ft/in) 3450 (11 ft 4 in)
Wheelbase, mm (ft/in) 3310 (10 ft 10 in)
Length - Including Bucket, mm (ft/in) 8260 (27 ft 1 in)
Ground clearance, mm (inches) 386 (15.2)
Width Over tires - Std, mm (ft/in) 2875 (9 ft 5 in)
Height - Pivot Pin, mm (ft/in) 4090 (13 ft 5 in)
Reach - At 2130mm 45° Dump, mm (ft/in) 1610 (5 ft 3 in)
Turning Circle - Maximum, mm (ft/in) 13000 (42 ft 9 in)


Fuel Tank, ltr (gallons (US)) 350 (92.6)
Hydraulic Tank, ltr (gallons (US)) 103.4 (27.3)
Axle - Front, ltr (gallons (US)) 22 (5.75)
Axle - Rear, ltr (gallons (US)) 22 (5.75)
Transmission, ltr (gallons (US)) 32 (8.5)
Heaped Capacity, m³ (yd³) 3.2 (4.25)
Bucket Capacity - Smallest, m³ (yd³) 3.2 (4.25)
Largest bucket capacity, m³ (yd³) 3.4 (4.5)
Breakout - Bucket , kgf (lbf) 15574 (34334)
Ride Control System Optional
System Voltage, V 24
Alternator Output, Amp 140
Pump Type Piston
Pump Flow - 1, lt/min (gallons (US) / min) 265 (70)
System Pressure, bar (PSI) 251.66 (3650)


Operating Weight, kg (lbs) 18856 (41571)


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