John Deere R4038 Sprayer

  • 1,000 gal (3800L) tank
  • Direct injection product mixing option
  • Dry spinner compatibility increases versatility


+ Faster spray and transport speed allow operators to get to the field sooner

+ 36-m (120-ft) boom with swing-link suspension eliminates additional passes through the field

+ Solution Command System (SCS) allows for automation at the fill station

+ Plumbing efficiencies lead to increased application rates, additional versatility as well as faster loading times

+ ExactApply™ nozzle control increases precision application to maximize yield potential

+ Smooth, stable ride enables operator comfort and better maneuverability

+ CommandView™ III cab offers unsurpassed amenities

+ Direct injection allows operators to manage their chemical risks

+ Monitor sprayer performance in the cab

+ Dry spinner spreader compatibility increases versatility by allowing the conversion of a machine with a wet solution system into a dry nutrient applicator with a 5.6-m3 (200-cu ft) carrying capacity

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Peak rated power231 kW
310 hp
EmissionsFinal Tier 4
Number of cylinders6
Displacement9.0 L
549 cu in.
Alternator200 amp
Fuel tank capacity605.7 L
155 gal.
Diesel exhaust fluid (DEF) tank capacity29.5 L
7.8 gal.

Solution system

Capacity3800 L
1000 gal.
Tank materialStainless steel
Rinse tank capacity454.2 L
120 gal.
Quick fill size7.6 cm
3 in.
Rate control make
Automatic section controlJohn Deere Section Control (optional)
Solution system controlAutomatic (optional) or manual
Fill locationSide fill, front fill (optional)
Chemical injection methodDirect injection (optional)
Chemical eductorStainless steel
Chemical eductor capacity (size)32 L
8.5 gal.
Flow meter size5.1 cm
2 in.
Suction strainer20 mesh
Pressure strainer50 mesh
Boom strainer80 mesh


Boom length options27.4, 30.4, or 36.5 m
90, 100, or 120 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, in.
Carbon fiber boom - 3.7 m
12.1 ft
Boom sections13 sections with boom length - 40 m
132 ft
11 sections with boom length - 36.58 m
120 ft
9 sections with boom length - 30.48 m
100 ft
7 sections with boom length - 27.43 m
90 ft


DriveFull-time four-wheel drive (4WD)
Hydraulic reservoir capacity98 L
26 gal.
Spray speed range0 to 40.2 km/h
0 to 25 mph
Transport speed, maximum56.3 km/h
35 mph
Europe only - 40 km/h
24.9 mph


Dry compatibleYes - 5.7 m3
200 cu ft
SuspensionDual-strut independent wheel air-ride suspension
Crop clearance with standard tires152 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 base430 cm
169.3 in.
Turning radius8.7 m
28.5 ft
Parking brakeSpring-engaged, hydraulic-disengaged wet disk pack
Primary brakesHydrostatic
Ladder raise/lowerAutomatic
Total weight with 80-ft boom
Total weight with 90-ft boom14,015 kg
30,833 lb
Total weight with 100-ft boom14,090 kg
30,998 lb
Total weight with 120-ft boom14,345 kg
31,559 lb
Total weight with carbon fiber boom36.6-m (120-ft) boom - 13,304 kg
29,330 lb
40.2-m (132-ft) boom - 13,359 kg
29,451 lb


Air compressorOnboard air (standard)
Foam marker capacityAir injection foamer - 5.7 L
1.5 gal.
Remote service tools

Additional information

Date collected26-May-2017