John Deere 644L Hybrid Wheel Loader

Description

Models

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.

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.

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.

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.

Specifications

• CAPACITIES - Alternator Output, Amp: 140
• 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)): 103.4 (27.3)
• CAPACITIES - Largest bucket capacity, m³ (yd³): 3.4 (4.5)
• CAPACITIES - Pump Flow - 1, lt/min (gallons (US) / min): 265 (70)
• 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)): 32 (8.5)
• 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): 8260 (27 ft 1 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): 172 (231)
• DRIVELINE - Front Differential Type: Locking
• DRIVELINE - Parking Brake - Type: Wet Multi Disc - Transmission
• DRIVELINE - Rated Speed, rpm: 1500
• 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, %: 36
• DRIVELINE - Torque, Nm (lbf / ft): 1135 (837)
• DRIVELINE - Transmission Type: Powershift w/Hybrid-Electric Drive
• WEIGHTS - Operating Weight, kg (lbs): 18856 (41571)

Features

• Bucket Capacity: 3.1–3.6 m³ (4.0-4.75 cu. yd.)
• Engine Net Power: 172 kW (231 hp)
• Operating Weight: 18,856-19,700 kg (41,571-43,430 lb.)

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