John Deere R4044

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Boom

Automatic Boom HeightBoomTrac Pro™ - 5 sensor (optional)
Boom Length Options27.4, 30.5, 36.6, or 40.2 m 90, 100, 120, or 132 ft
Boom MaterialSteel or carbon fiber
Boom Sections13 sections with boom length - 40.2 m 132 ft 11 sections with boom length - 36.6 m 120 ft 9 sections with boom length - 30.5 m 100 ft 7 sections with boom length - 27.4 m 90 ft
Breakaway WidthStainless-steel boom - 3.3 m 10.8 ft Carbon fiber boom - 3.7 m 12.1 ft
Ground Height Adjustment50 to 245 cm 19.6 to 96.5 in.
Plumbing MaterialStainless steel (polyethylene optional)

Engine

Number Of Cylinders6
Fuel Tank Capacity155 gal (586.7 L)
Displacement549.3 cu in (9 L)
Emission LevelFinal Tier 4 (FT4)
Peak Rated Power325.9 hp (243 kw)
Alternator200 amp amps
Diesel Exhaust Fluid (Def) Tank Capacity7.8 gal (29.5 L)

Drive Train

Drive Train TypeHydrostatic
DriveFull-time four-wheel drive (4WD)
ShiftingElectrohydraulic
Hydraulic Reservoir Capacity25.9 gal (98 L)
Spray Speed Range0 to 40.2 km/h 0 to 25 mph
Transport Speed, Maximum35 mph (56.3 km/h)

Solution System

Tank MaterialStainless steel
Rinse Tank Capacity120 gal (454.2 L)
Automatic Section ControlJohn Deere Section Control (optional)
Solution System ControlAutomatic (optional) or manual
Fill LocationSide fill, front fill (optional)
Chemical EductorStainless steel
Chemical Eductor Capacity (Size)8.5 gal (32 L)
Flow Meter Size2.1 in (5.1 cm)
Suction Strainer20 mesh
Pressure Strainer50 mesh
Boom Strainer80 mesh
Capacity1000 gal (3785.4 L)
Quick Fill Size3 in (7.6 cm)

Chassis

SuspensionDual-strut independent wheel air-ride suspension
Wheel Base169.3 in (430 cm)
Dry CompatibleYes - 5.7 m3 200 cu ft
Crop Clearance With Standard Tires152.4 cm 60 in.
Front Tires320/90 R46, 380/90 R46, or 420/80 R46
Rear Tires320/90 R46, 380/90 R46, or 420/80 R46
Flotation Tires520/85R38 or 620/70R38 (field installed only)
Hydraulic Tread AdjustStandard
Wheel Tread Spacing305 to 406 cm 120 to 160 in.
Turning Radius28.6 ft in (8.7 m)
Parking BrakesSpring-engaged, hydraulic-disengaged wet disk pack
Ladder Raise/LowerAutomatic
Total Weight With 100-Ft Boom31438 lb (14260 kg)
Total Weight With 120-Ft Boom31800 lb (14424.2 kg)
Total Weight With Carbon Fiber Boom36.6-m (120-ft) boom - 13,877.2 kg 30,594 lb 40.2-m (132-ft) boom - 13,915.3 kg 30,678 lb
Primary BrakesHydrostatic
Total Weight With 90-Ft Boom31335 lb (14213.3 kg)

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