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John Deere 4066M Heavy Duty

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Features

Category 1 and 2 Implement Compatibility

Side, close-up view of a 4M heavy duty tractor's 3-point rear hitch with grass background

The 4M Heavy-Duty Tractor’s 3-point hitch system offers high implement versatility with Category 1 and 2 compatibility, telescoping draft links, and a lift capacity of up to 3130 lb (1420 kg) at the lift link ends. Its position control lever, rate-of-drop valve, and adjustable stabilizers ensure precise, consistent implement depth and easy attachment without tools.

Excellent Visibility Provided by Standard Lighting Equipment

Studio front left view of the headlights and front protective bars of a 4052M Compact Utility Tractor

Standard lighting equipment includes wide-angle halogen headlights with premium automotive-style bezels, amber flashing warning lights, and fender-mounted working lights, all compliant with ASAE S279 standards. 

Maximize Productivity With an eHydro™ Transmission

Maximize Productivity with an eHydro™ Transmission

The eHydro™ transmission offers seamless operation with an infinitely variable ground speed, no clutching for direction changes, and integrated Twin Touch™ foot controls for quick and easy forward/reverse movement. It maximizes tractor productivity, reduces powertrain shock loads, and enhances operator comfort by providing high torque for startup.

Specifications

Rear Axle

Rear Axle TypeFlange
Rear Differential LockElectrohydraulic
Differential ControlsElectrohydraulic
Final DriveInboard planetary

Hydraulics

Hydraulic System TypeStandard: Open center; Optional: Pressure-and-flow compensated (PFC) system
Pump Rated OutputStandard: 94 L/min / 24.7 gpm; Optional: 117 L/min / 31 gpm
Available Flow at a Single Rear SCV70 L/min / 18.4 gpm; Optional: 100 L/min / 26.4 gpm
SCV ControlMechanical

Electrical System

Alternator Capacity90 amp
Working LightsStandard: Halogen; Optional: LED
Driving LightsStandard: Halogen; Optional: LED

Rear Hitch

Rear Hitch Category (SAE Designation)Category 2; convertible to 1
Sensing TypeTop link
Draft Control SensingMechanical or Electrohydraulic

Rear Power Take-Off (PTO)

PTO Category540/540E; Optional: 540/540E/1000
Engagement MethodElectrohydraulic

Engine

Engine MakeJohn Deere PowerTech™ 4045 PWL
Emissions CertificationsFinal Tier 4
AspirationTurbocharged
Cylinder LinersWet sleeved
Aftertreatment TypeERG/DOC/SCR
Rated Engine Speed2600 rpm
Rated Engine Power65 hp
Rated Engine Power49 kW
Rated Engine Power66 PS
Maximum Engine Torque500 Nm / 369 lb-ft

Capacities

Fuel Tank Capacity29.6 (PowrReverser™) / 38.0 (PowrQuad™ PLUS/Powr8™) gal.
Fuel Tank Capacity112 (PowrReverser™) / 144 (PowrQuad™ PLUS/Powr8™) L

Operator Station

ROPS TypeFoldable, two-post
Gearshift LocationFloor
Seat SuspensionLow Profile
Instructional SeatNot Available
Primary DisplayAutomotive style light-emitting LED instrument cluster
RadioOptional

Front Axle

Front Axle TypeMechanical Front Wheel Drive (MFWD)

Technology Integration

GuidanceOptional: AutoTrac™ with AutoTrac Basic
ConnectivityJDLink™ Modem
Remote DiagnosticsYes
ISOBUS ReadyOptional for cab models

Drawbar

Drawbar CategoryCategory 2
Maximum Vertical LoadRoad/field use (250-mm extended): 1450 kg / 3197 lb; Field use (350-mm extended): 1200 kg / 2646 lb; Field use (400-mm extended): 1200 kg / 2646 lb

Transmission

Transmission TypePowrReverser™ 16F/16R; Optional: PowrQuad™ PLUS 16F/16R, Powr8™ 32F/16R
CreeperCab: Powr8™ 32F/16R with creeper
ReverserYes
ClutchWet

Additional Information

Country of ManufactureSaltillo, Mexico
Date Collected2023_01_06T00:00:00.0000000

Tires

Rear Tires Size19.5L–24 in. 10PR R4 Bias
Wheel Tread RangeFront: 1299–1997 mm / 51.1–78.6 in

Machine Configuration

Wheel or Track ConfigurationWheel

Steering & Brakes

Primary BrakesHydraulic wet disc