John Deere 4066M

Compact Utility Tractors

4 Family (43-75HP)

Starting at

Key Features

Turbocharged Diesel Engine
PowrReverser™ or eHydrostatic Transmission Options
Standard 4-Wheel-Drive
Category 1, 3-Point Hitch Compatible With iMatch™ Quick-Hitch

Features

<div class="accordion-wrap"><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Powerful Yanmar® Diesel Engine Delivers Plenty of Power</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 Yanmar® diesel engine has a high-torque reserve that provides plenty of power under heavy load. This 4-cylinder engine features lower levels of exhaust emissions and reduced noise levels. It meets EPA Final Tier 4 (FT4) emission standards. The engine uses the latest technologies to optimize fuel economy and improve control and accuracy.</p><img src="https://johndeere.widen.net/content/abbtaeeokj/png/R4A039725.png" alt="Side studio view of a 4066R open station tractor's uncovered Yanmar® Diesel Engine" loading="lazy"></div></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">PowrReverser™ Transmission Allows for Clutchless Directional Changes</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 12/12 PowrReverser™ transmission, available on 4M and 4R Tractors, enables clutchless forward-to-reverse shifting using a single lever, thanks to its hydraulically actuated wet clutch system. It features 12 forward and 12 reverse speeds, dual wet-disk clutches for durability, and is especially effective for loader work due to its fast shuttle shift and quiet, helical-cut gears.</p><img src="https://johndeere.widen.net/content/jyxylhgzdk/png/R4A039728_RRD_01.png" alt="PowrReverser™ Transmission Allows for Clutchless Directional Changes" loading="lazy"></div></div></div></div><div class="accordion2_component"><div class="accordion2_top"><div class="text-size-medium text-weight-bold">Styling Improves Visibility and Serviceability</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 bold styling of the 4M and 4R Tractors enhances both appearance and functionality, echoing the design of larger agricultural models. Key features include an aggressively sloped hood for better visibility, hybrid exhaust, and easy access to service points like the battery and engine.</p><img src="https://johndeere.widen.net/content/zsmnp7ahqu/png/R4A039670.png" alt="Studio front left shot of a 4044R OOS compact utility tractor" loading="lazy"></div></div></div></div></div>

Specifications

<div class="compare-table-wrap" data-base-model-id="main-525237"><div class="compare-top"><div class="compare-top-left"><div class="compare-top-title">Specs & Compare</div><div class="compare-top-subtitle">Select up to 4 models to compare specifications</div></div><div class="compare-top-models"><div class="cm-card" data-model-id="main-525237"><div class="cm-brand">John Deere</div><div class="cm-number">4066M</div><div class="cm-name">Compact Tractor</div></div><div class="cm-card h" data-model-id="rm-4483"><div class="cm-brand">John Deere</div><div class="cm-number">4044M HST/PRT (Model year 2024)</div><button type="button" class="compare-remove compare-remove-card" data-model-id="rm-4483" aria-label="Remove model">×</button></div><div class="cm-card h" data-model-id="rm-4484"><div class="cm-brand">John Deere</div><div class="cm-number">4044R HST/PRT (Model year 2024)</div><button type="button" class="compare-remove compare-remove-card" data-model-id="rm-4484" aria-label="Remove model">×</button></div><div class="cm-card h" data-model-id="rm-4519"><div class="cm-brand">John Deere</div><div class="cm-number">4052M HST/PRT (Model year 2024)</div><button type="button" class="compare-remove compare-remove-card" data-model-id="rm-4519" aria-label="Remove model">×</button></div><div class="cm-card h" data-model-id="rm-4520"><div class="cm-brand">John Deere</div><div class="cm-number">4052R HST/PRT (Model year 2024)</div><button type="button" class="compare-remove compare-remove-card" data-model-id="rm-4520" aria-label="Remove model">×</button></div><div class="cm-card h" data-model-id="rm-4522"><div class="cm-brand">John Deere</div><div class="cm-number">4066R (Model year 2024) Gear 4WD / HST 4WD</div><button type="button" class="compare-remove compare-remove-card" data-model-id="rm-4522" aria-label="Remove model">×</button></div><div class="cm-card h" data-model-id="rm-4528"><div class="cm-brand">Kubota®</div><div class="cm-number">L6060 HST/HSTC</div><button type="button" class="compare-remove compare-remove-card" data-model-id="rm-4528" aria-label="Remove model">×</button></div><div class="compare-add-card"><div class="compare-add-label">ADD MODEL</div><select class="compare-select" data-max="4"><option value="">--Please Select--</option><option value="4483">John Deere - 4044M HST/PRT (Model year 2024)</option><option value="4484">John Deere - 4044R HST/PRT (Model year 2024)</option><option value="4519">John Deere - 4052M HST/PRT (Model year 2024)</option><option value="4520">John Deere - 4052R HST/PRT (Model year 2024)</option><option value="4522">John Deere - 4066R (Model year 2024) Gear 4WD / HST 4WD</option><option value="4528">Kubota® - L6060 HST/HSTC</option></select></div></div></div><table class="compare-table"><colgroup><col class="compare-col-spec"><col class="compare-col-spec"><col class="compare-col-spec"><col class="compare-col-spec"><col class="compare-col-spec"></colgroup><thead><tr class="compare-meta-row"><th></th><th data-model-id="main-525237"></th><th data-model-id="rm-4483"></th><th data-model-id="rm-4484"></th><th data-model-id="rm-4519"></th><th data-model-id="rm-4520"></th><th data-model-id="rm-4522"></th><th data-model-id="rm-4528"></th></tr></thead><tbody><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Machine Configuration</h3></td></tr><tr><td class="cc cc-spec">Wheel or Track Configuration</td><td class="cc cc-model">Wheel</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Engine</h3></td></tr><tr><td class="cc cc-spec">Emissions Certifications</td><td class="cc cc-model">Final Tier 4</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Displacement</td><td class="cc cc-model">127 cu in.</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Aspiration</td><td class="cc cc-model">Turbocharged and charge air cooled</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Number of Cylinders</td><td class="cc cc-model">4</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Cylinder Liners</td><td class="cc cc-model">Cast-in-block</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Rated Engine Speed</td><td class="cc cc-model">2600 rpm</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Rated Engine Power</td><td class="cc cc-model">65 hp<br><small>(SAE J1995)</small></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Rated Engine Power</td><td class="cc cc-model">49 kW</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Rated Engine Power</td><td class="cc cc-model">66 PS</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Compression Ratio</td><td class="cc cc-model">19.1:1</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Lubrication</td><td class="cc cc-model">Pressurized</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Cooling System Type</td><td class="cc cc-model">Liquid</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Fuel Type</td><td class="cc cc-model">Diesel; High-pressure common rail direct injection</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Air Cleaner Type</td><td class="cc cc-model">Dual element</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Transmission</h3></td></tr><tr><td class="cc cc-spec">Clutch</td><td class="cc cc-model">Wet</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Cruise Control</td><td class="cc cc-model">Optional</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Rear Power Take-Off (PTO)</h3></td></tr><tr><td class="cc cc-spec">Economy PTO Speeds</td><td class="cc cc-model">540 rpm</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Engagement Method</td><td class="cc cc-model">Independent</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">PTO Clutch</td><td class="cc cc-model">Wet disc</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Rear Hitch</h3></td></tr><tr><td class="cc cc-spec">Draft Control Sensing</td><td class="cc cc-model">Position control</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Hydraulics</h3></td></tr><tr><td class="cc cc-spec">Hydraulic System Type</td><td class="cc cc-model">Open center</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr><td class="cc cc-spec">Auxiliary Hydraulic Features</td><td class="cc cc-model">Up to six rear remote control valves available</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Front Axle</h3></td></tr><tr><td class="cc cc-spec">Front Axle Differential Lock</td><td class="cc cc-model">Yes</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Rear Axle</h3></td></tr><tr><td class="cc cc-spec">Final Drive</td><td class="cc cc-model">Planetary</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Steering & Brakes</h3></td></tr><tr><td class="cc cc-spec">Primary Brakes</td><td class="cc cc-model">Multi-plate wet disc</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Tires</h3></td></tr><tr><td class="cc cc-spec">Front Tires Size</td><td class="cc cc-model">8-16 (Farm), 27x10.5-15 (Turf), 10-16.5 (Industrial)</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Electrical System</h3></td></tr><tr><td class="cc cc-spec">Alternator Capacity</td><td class="cc cc-model">75 amp</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr><tr class="compare-group-row"><td class="compare-group-cell" colspan="8"><h3 class="cg-cell-h3">Operator Station</h3></td></tr><tr><td class="cc cc-spec">Gearshift Location</td><td class="cc cc-model">PowrReverser - Left-hand side</td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td><td class="cc cc-model h"></td></tr></tbody></table></div>

John Deere 4066M

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