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Current number of specifications

John Deere R4044 Sprayer


Number of Cylinders6
Fuel tank capacity155 gal586.7 L
Displacement549.2 cu in9 L
Emission levelFinal Tier 4 (FT4)
Peak rated power325.9 hp243 kw
Alternator amps
Diesel exhaust fluid (DEF) tank capacity7.8 gal29.5 L
Drive Train
DriveFull-time four-wheel drive (4WD)
Hydraulic reservoir capacity25.9 gal98 L
Spray speed range0 to 40.2 km/h 0 to 25 mph
Transport speed, maximum35 mph56.3 km/h
Boom length options27.4, 30.5, 36.6, or 40.2 m 90, 100, 120, or 132 ft
Automatic boom heightBoomTrac Pro™ - 5 sensor (optional)
Plumbing materialStainless steel (polyethylene optional)
Ground height adjustment50 to 245 cm 19.6 to 96.5 in.
Breakaway widthStainless-steel boom - 3.3 m 10.8 ft Carbon fiber boom - 3.7 m 12.1 ft
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
Boom MaterialSteel or carbon fiber
Solution System
Capacity1000 gal3785.4 L
Tank materialStainless steel
Rinse tank capacity120 gal454.2 L
Quick fill size3 in7.6 cm
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 gal32 L
Flow meter size2 in5.1 cm
Suction strainer20 mesh
Pressure strainer50 mesh
Boom Strainer80 mesh
Dry compatibleYes - 5.7 m3 200 cu ft
SuspensionDual-strut independent wheel air-ride suspension
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.
Wheel base169.3 in430 cm
Turning radius28.5 ft in8.7 m
Parking brakesSpring-engaged, hydraulic-disengaged wet disk pack
Ladder raise/lowerAutomatic
Total weight with 100-ft boom31437.9 lb14260 kg
Total weight with 120-ft boom31799.9 lb14424.2 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 lb14213.3 kg