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Features

<div class="accordion-wrap"><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Boom Strength That Delivers Consistent Coverage</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><div><p>High‑strength steel boom construction with a durable 3D design resists twisting and fore‑aft stress during starts, stops, and turns. Protected plumbing and breakaway ends reduce damage risk, helping maintain spray accuracy and uptime across challenging field conditions.</p><img src="https://johndeere.widen.net/content/k12bdcoiug/png/r4a053588_r4023_boom_strength_632x384.png" alt="Boom on R4023 sprayer in a field" loading="lazy"></div></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Compact Design That Maximizes Field Access</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><div><p>The R4023 pairs a compact footprint with up to a 27.4-m (90‑ft) boom, making it ideal for smaller, irregular, or confined fields. Fold‑in outer wings improve maneuverability on headlands and tight passes, helping operators spray more acres without sacrificing reach or efficiency.</p><img src="https://johndeere.widen.net/content/lnvy1nx4y4/png/r4a053872_r4023_compact_design_632x384.png" alt="R4023 sprayer in transport mode on a road" loading="lazy"></div></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Comfort and Control for Long Application Days</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><div><p>Features like an airbag suspension, ergonomic CommandARM™ controls, and improved sound suppression keep operators comfortable and confident. A smoother ride and intuitive controls reduce fatigue, so operators stay productive and precise during long spraying windows.</p><img src="https://johndeere.widen.net/content/gmeufq44kp/png/r4g026815_r4023_comfort_control_632x384.png" alt="Interior of R4023 sprayer in a field" loading="lazy"></div></div></div></div></div>
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Specifications

<div class="accordion-wrap"><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Engine</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Engine Make</h5></td><td><p>John Deere</p></td></tr><tr><td><h5>Engine Model</h5></td><td><p>4 Cyl. Turbocharged and Aftercooled</p></td></tr><tr><td><h5>Rated Engine Power</h5></td><td><p>129 kW</p></td></tr><tr><td><h5>Rated Engine Power</h5></td><td><p>173 hp</p></td></tr><tr><td><h5>Number of Cylinders</h5></td><td><p>4</p></td></tr><tr><td><h5>Displacement</h5></td><td><p>4.5 L</p></td></tr><tr><td><h5>Displacement</h5></td><td><p>276 cu in.</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Solution System</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Solution Tank Capacity</h5></td><td><p>2300 L</p></td></tr><tr><td><h5>Solution Tank Capacity</h5></td><td><p>600 gal.</p></td></tr><tr><td><h5>Solution Tank Material</h5></td><td><p>Polyethylene</p></td></tr><tr><td><h5>Rinse Tank Capacity</h5></td><td><p>265 L</p></td></tr><tr><td><h5>Rinse Tank Capacity</h5></td><td><p>70 gal.</p></td></tr><tr><td><h5>Quick Fill Size</h5></td><td><p>7.6 cm</p></td></tr><tr><td><h5>Quick Fill Size</h5></td><td><p>3 in.</p></td></tr><tr><td><h5>Rate Control Make</h5></td><td><p>John Deere Section Control (optional)</p></td></tr><tr><td><h5>Nozzle Control Technology</h5></td><td><p>ExactApply™ Nozzle Control</p></td></tr><tr><td><h5>Solution System Control</h5></td><td><p>Manual Solution Control</p></td></tr><tr><td><h5>Fill Location</h5></td><td><p>Top lid or side fill</p></td></tr><tr><td><h5>Chemical Eductor Material</h5></td><td><p>Stainless steel eductor</p></td></tr><tr><td><h5>Suction Strainer</h5></td><td><p>16 mesh</p></td></tr><tr><td><h5>Pressure Strainer</h5></td><td><p>50 mesh</p></td></tr><tr><td><h5>Boom Strainer</h5></td><td><p>80 mesh</p></td></tr><tr><td><h5>Chemical Injection Method</h5></td><td><p>Raven Direct Injection System</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Boom</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Boom Length Options</h5></td><td><p>80 or 90 ft (24.4 or 27.4 m)</p></td></tr><tr><td><h5>Boom Height Control</h5></td><td><p>BoomTrac™ Pro 2 – five sensor (optional)</p></td></tr><tr><td><h5>Sprayline Material</h5></td><td><p>Stainless steel & poly</p></td></tr><tr><td><h5>Boom Material Options</h5></td><td><p>Steel</p></td></tr><tr><td><h5>Boom Sections</h5></td><td><p>5 sections for the 80 ft (24.4 m) boom; 7 sections for the 90 ft (27.4 m) boom</p></td></tr><tr><td><h5>Nozzle Spacings</h5></td><td><p>38.1 or 50.8 cm</p></td></tr><tr><td><h5>Nozzle Spacings</h5></td><td><p>15 or 20 in.</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Machine Configuration</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Drive Type</h5></td><td><p>Hydrostatic Tandem Saur Pumps</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Chassis</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Dry Compatible</h5></td><td><p>No</p></td></tr><tr><td><h5>Suspension</h5></td><td><p>Air bar/shock suspended</p></td></tr><tr><td><h5>Ladder Raise/Lower</h5></td><td><p>Hydraulic</p></td></tr><tr><td><h5>Tread Adjust</h5></td><td><p>Wide Axle (Manual Tread Adjust): 92 – 120 in. (2.3 – 3.0 m); Narrow Axle (Manual Tread Adjust): 72 – 88 in. (1.8 – 2.2 m); Wide Axle (Hydraulic Tread Adjust): 92 – 121 in. (2.3 – 3.0 m)</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Transmission</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Shifting</h5></td><td><p>Electrohydraulic (on the go)</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Steering &amp; Brakes</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Parking Brake</h5></td><td><p>Hydraulic release</p></td></tr><tr><td><h5>Primary Brakes</h5></td><td><p>Hydrostatic</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Capacities</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Hydraulic Reservoir Capacity</h5></td><td><p>61 L</p></td></tr><tr><td><h5>Hydraulic Reservoir Capacity</h5></td><td><p>16 gal.</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Dimensions &amp; Weights</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Crop Clearance (Standard)</h5></td><td><p>112, 127 cm</p></td></tr><tr><td><h5>Crop Clearance (Standard)</h5></td><td><p>44, 50 in.</p></td></tr><tr><td><h5>Wheelbase</h5></td><td><p>373 cm</p></td></tr><tr><td><h5>Wheelbase</h5></td><td><p>147 in.</p></td></tr><tr><td><h5>Turning Radius</h5></td><td><p>16 ft (4.9 m)</p></td></tr></tbody></table></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Miscellaneous</div><div class="accordion2_icon w-embed"><svg width="100%" height="100%" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M25.3333 15.667V16.3336C25.3333 16.7018 25.0349 17.0003 24.6667 17.0003H17V24.667C17 25.0351 16.7015 25.3336 16.3333 25.3336H15.6667C15.2985 25.3336 15 25.0351 15 24.667V17.0003H7.3333C6.96511 17.0003 6.66663 16.7018 6.66663 16.3336V15.667C6.66663 15.2988 6.96511 15.0003 7.3333 15.0003H15V7.33365C15 6.96546 15.2985 6.66699 15.6667 6.66699H16.3333C16.7015 6.66699 17 6.96546 17 7.33365V15.0003H24.6667C25.0349 15.0003 25.3333 15.2988 25.3333 15.667Z" fill="currentColor"></path></svg></div></div><div style="width: 1118px; height: 0px;" class="accordion2_bottom"><div class="margin-bottom margin-small"><table class='custom-table-style'><tbody><tr><td><h5>Foam Marker Capacity</h5></td><td><p>Direct injection optional</p></td></tr></tbody></table></div></div></div></div>