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Features & Specs

  • PowerTech™ 9.0 L Engine
  • Stainless Steel Tank
  • CommandView™ III Cab
  • Integrated BoomTrac™ Pro and JDLink™
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Rated Engine Power231 kW (310 hp)
Boom Width27 m, 30 m or 36 m (90 ft., 100 ft. or 120 ft.)
Spray Tank Capacity3,785 L (1,000 gal.)
Spray SpeedUp to 40.2 km/h (25 mph)
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    R4038 Sprayer


    Meet the next generation of sprayer performance from John Deere. Completely redesigned from the ground up with the latest advances in technology, the smartest cab in its class, higher application rates and smooth-running comfort, the R4038 Sprayer can take your productivity to whole new levels. Ready. Spray. Done.


    The R4038 is dry spinner spreader compatible providing greater machine versatility for liquid and dry applications.


    Long hours and hard work have always defined who you are. That’s the way you run. With these all new sprayers from John Deere, you can cover more hectares in less time. That’s the way you succeed. 







    Your local John Deere dealer is the best resource for support of your John Deere equipment.

    Find a DealerFind a Dealer


    We strive to ensure that John Deere products are of exceptional quality. Safety is our top priority.

    View Safety Information


    View a list of all technical publications for this product.  Some Operator's Manuals are available for viewing in electronic format.

    Search Technical Publications Search Technical Publications


    Whether you're checking parts availability or placing an order JDParts Online brings your John Deere dealer's parts counter right to you.

    View JDParts.JohnDeere.comView JDParts.JohnDeere.com

    2.80% Finance Available on Selected Self-Propelled Sprayers Includes Bonus Mobile Weather*

    Time isn’t the only thing you’ll be saving with a new 4 Series Self-Propelled Sprayer.

    01 May 2017 - 31 July 2017

    *Bonus Mobile Weather included at no charge. Conditions apply. Finance available through John Deere Financial Limited to approved commercial applicants only. Finance is based on 30% deposit, GST back and 4 year term with 4 annual repayments. Fees and charges apply. Other terms and rates are available. These offers are valid on new R4023, R4030, R4038 and R4045 Self-Propelled Sprayers. If not amended or withdrawn earlier, the promotion expires on 31/07/2017.

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      ExactApply™ Nozzle Control System

      All-new ExactApply™ Nozzle Control System delivers consistent droplet size over wider speed ranges at constant spray pressure for greater precision and productivity.

        Get in controlGet in control
      • Follow the link to view the video on Direct Injection

        Direct Injection

        The Direct Injection system mixes products at lightning speeds, putting your productivity into hyperdrive. Increase flexibility by changing rates and products on the fly without stopping to mix products. The integrated system injects products directly into the system at the boom. The results: quicker changeovers, increased flexibility and lowered risk of using multiple products.

          See how fast and easy Direct Injection worksSee how fast and easy Direct Injection works

        Product features are based on published information at the time of publication. Product features are subject to change without notice. Contact your local John Deere dealer for more information.