Tractor · 2014Unverified
John Deere 4066R
John Deere 4066R — 4R Series · 65 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
65 hp
Weight
3770 to 4675 pounds
Hover a source tag to verify
Overview
ManufacturerJohn DeereReference
Compact Utility tractorReference
Built in Augusta, Georgia, USAReference
Original price$51,662 (2025 hydro ROPS)Reference
Original price$62,984 (2025 hydro Cab)Reference
Original price$54,245 (2026 hydro ROPS)Reference
Original price$65,850 (20265 hydro Cab)Reference
Four-wheel driveReference
Final drivesplanetaryReference
Differential lockmechanical rearReference
Power steeringReference
Hydraulic wet disc brakesReference
Two-post folding ROPS. Cab optional with air-conditioning.Reference
Variants
4066Mbase modelReference
4066Rdeluxe modelReference
Engine
Yanmar 2.1L 4-cyl dieselReference
Engine (gross)48.5 kWReference
Yanmar 4TNV86Reference
turbocharged dieselReference
4-cylinderReference
liquid-cooled inlineReference
Displacement2.1 LReference
Bore/Stroke86 x 90 mmReference
EmissionsTier IVReference
Emission controldiesel particulate filter (DPF)Reference
Rated Power (gross)48.5 kWReference
Fuel systemhigh-pressure common railReference
Compression19.1:1Reference
Rated RPM2600Reference
Idle RPM950-2750Reference
Torque207.5 NmReference
Torque RPM1690Reference
StarterelectricReference
Starter volts12Reference
Oil capacity5.3 LReference
Image courtesy of Jeff ZuressReference
Transmission
12-speed power shuttleReference
hydrostaticReference
TransmissionPowrReverserReference
Typepower shuttleReference
Gears12 forward and reverseReference
Clutchwet discReference
TransmissioneHydroReference
TypehydrostaticReference
Gearsinfinite forward and reverse (3-range)Reference
PTO & Hydraulics
Gear PTO (claimed)40.4 kWReference
Hydro PTO (claimed)38.7 kWReference
Hydraulic system47.3 LReference
Typeopen centerReference
Capacity47.3 LReference
Pressure172.4 barReference
Valves3 to 5Reference
Pump flow38.6 lpmReference
Total flow60.2 lpmReference
Steering flow21.6 lpmReference
Rear TypeIReference
Controlposition controlReference
Rear lift (at ends)1419 kgReference
Rear lift (at 24"/610mm)1134 kgReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Engine RPM540@2600Reference
Engine RPM540E@1750Reference
Capacities
ROPS Fuel49.2 LReference
Cab Fuel52.2 LReference
Dimensions
Wheelbase185 cmReference
Weight3770 to 4675 poundsReference
Front tire8.00-16Reference
Rear tire13.6-28Reference
Weight650 kgReference
Ag front8.00-16Reference
Ag rear13.6-28Reference
Lawn/turf front27x10.50-15Reference
Lawn/turf rear44x18-20Reference
Length331 cmReference
Height (ROPS)254 cmReference
Height (cab)247 cmReference
4WD ROPS Weight1710 kgReference
4WD Cab Weight2120 kgReference
Clearance (front axle)35 cmReference
Front tread136 cmReference
Rear tread152 cmReference
John Deere 4066R attachments
front-end loaderReference
backhoeReference
4066R Serial Number Location
Serial number plate on the right side of the 4066R tractor frame, above the front axle.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Charging amps75Reference
Battery CCA770Reference
Battery volts12Reference
Attachment overview
John Deere D170 loaderReference
John Deere H180 loaderReference
John Deere 440R loaderReference
BackhoeReference
John Deere 485A Backhoe
Backhoe typeJohn Deere 485A BackhoeReference
Transport height233 cmReference
Bucket width40 cmReference
2-Foot flat digging depth259 cmReference
Reach from pivot355 cmReference
Loading height200 cmReference
Bucket Rotation180°Reference
Swing Arc170°Reference
Bucket force1701 kgReference
Dipperstick force1110 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.