John Deere 4066R Specs ( 2014-Present )
Production
| Description | Compact Utility tractor / Built in Augusta, Georgia, USA |
|---|---|
| Manufacturer | John Deere |
| Original price | $51,662 (2025 hydro ROPS ) |
Engine
| Description | Image courtesy of Jeff Zuress |
|---|---|
| Engine type | Yanmar 2.1L 4-cyl diesel |
| Bore/Stroke | 3.39x3.54 inches (86 x 90 mm) |
| Compression | 19.1:1 |
| Description | Yanmar 4TNV86 / turbocharged diesel / 4-cylinder / liquid-cooled inline |
| Displacement | 127.5 ci (2.1 L) |
| Emission control | diesel particulate filter (DPF) |
| Emissions | Tier IV |
| Fuel system | high-pressure common rail |
| Idle RPM | 950-2750 |
| Oil capacity | 5.6 qts (5.3 L) |
| Rated Power (gross) | 65.0 hp (48.5 kW) |
| Rated RPM | 2600 |
| Starter | electric |
| Starter volts | 12 |
| Torque | 153 lb-ft (207.5 Nm) |
| Torque RPM | 1690 |
| Engine (gross) | 65.0 hp (48.5 kW) |
| Gear PTO (claimed) | 54.2 hp*Sales brochure lists 58 hp. (40.4 kW) |
| Hydro PTO (claimed) | 51.9 hp*Sales brochure lists 57 hp. (38.7 kW) |
Transmission
| Clutch | wet disc |
|---|---|
| Gears | 12 forward and reverse / infinite forward and reverse (3-range) |
| Transmission | PowrReverser / eHydro |
| Type | power shuttle / hydrostatic |
| Description | hydrostatic |
| Transmission type | 12-speed power shuttle |
| Description | hydrostatic |
| Transmission type | 12-speed power shuttle |
Mechanical
| Cab | Two-post folding ROPS. Cab optional with air-conditioning. |
|---|---|
| Description | Power steering / Hydraulic wet disc brakes |
| Differential lock | mechanical rear |
| Drive type | Four-wheel drive |
| Final drives | planetary |
Capacity
| Cab Fuel | 13.8 gal (52.2 L) |
|---|---|
| Hydraulic system | 12.5 gal (47.3 L) |
| ROPS Fuel | 13 gal (49.2 L) |
Hydraulics
| Capacity | 12.5 gal (47.3 L) |
|---|---|
| Pressure | 2500 psi (172.4 bar) |
| Pump flow | 10.2 gpm (38.6 lpm) |
| Steering flow | 5.7 gpm (21.6 lpm) |
| Total flow | 15.9 gpm (60.2 lpm) |
| Type | open center |
| Valves | 3 to 5 |
Hitch
| Control | position control |
|---|---|
| Rear lift (at 24"/610mm) | 2500 lbs (1134 kg) |
| Rear lift (at ends) | 3130 lbs (1419 kg) |
| Rear Type | I |
PTO
| Engine RPM | 540@2600 |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery CCA | 770 |
|---|---|
| Battery volts | 12 |
| Charging amps | 75 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| 4WD Cab Weight | 4675 lbs (2120 kg) |
|---|---|
| 4WD ROPS Weight | 3770 lbs (1710 kg) |
| Clearance (front axle) | 13.8 inches (35 cm) |
| Front tread | 53.6 inches (136 cm) |
| Height (cab) | 97.4 inches (247 cm) |
| Height (ROPS) | 100.2 inches (254 cm) |
| Length | 130.6 inches (331 cm) |
| Rear tread | 59.9 inches (152 cm) |
| Wheelbase | 73 inches (185 cm) |
| Front tire | 8.00-16 |
| Rear tire | 13.6-28 |
| Weight | 3770 to 4675 pounds |
| Wheelbase | 73 inches (185 cm) |
| Ag front | 8.00-16 |
| Ag rear | 13.6-28 |
| Lawn/turf front | 27x10.50-15 |
| Lawn/turf rear | 44x18-20 |
4066R Serial Number Location
| Description | Serial number plate on the right side of the 4066R tractor frame, above the front axle. |
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John Deere 4066R attachments
| Description | front-end loader / backhoe |
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References
| Description | 4 Family published in 2015, by John Deere / 4 Family published in 2017, by John Deere / 4 Series published in 2020, by John Deere / 4 Series published in 2023, by John Deere / Operator's Manual 4 Series (OMTR11452) published in 2019* / Operator's Manual 4 Series (OMTR130411) published in 2023* / Compact Utility Tractors published in 2016, by John Deere / *Publication contains known errors. |
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Variants
| 4066M | base model |
|---|---|
| 4066R | deluxe model |