John Deere 4066R
The John Deere 4066R is a compact utility tractor built since 2014 in Augusta, Georgia, USA. It features a 65.0 hp Yanmar 2.1L 4-cylinder turbocharged diesel engine with Tier IV emissions and a diesel particulate filter. The tractor offers a 12-speed power shuttle hydrostatic transmission, four-wheel drive with planetary final drives, mechanical rear differential lock, and hydraulic wet disc brakes. It has a two-post folding ROPS with an optional cab with air-conditioning. Fuel capacity ranges from 13 to 13.8 gallons depending on configuration. The hydraulic system is open center with 12.5 gallons capacity and 2500 psi pressure. The tractor hitch is category I with position control and rear lift capacity up to 3130 lbs at ends. PTO is independent with 540 and 540E speeds. Dimensions include a 73-inch wheelbase, length of 130.6 inches, and height up to 100.2 inches with ROPS. The 4066R supports various loaders and backhoes as attachments.
Power65 hp
Founded2014 - 2024
Model4066R
Technical Specifications
Detailed specifications and technical data for John Deere 4066R
Power
| Engine (gross) | 65.0 hp (48.5 kW) |
|---|---|
| Gear PTO (claimed) | 54.2 hp (40.4 kW) *Sales brochure lists 58 hp. |
| Hydro PTO (claimed) | 51.9 hp (38.7 kW) *Sales brochure lists 57 hp. |
Tires
| Ag rear | 13.6-28 |
|---|---|
| Ag front | 8.00-16 |
| Lawn/turf rear | 44x18-20 |
| Lawn/turf front | 27x10.50-15 |
Engine
| Type | turbocharged diesel |
|---|---|
| Model | Yanmar 4TNV86 |
| Torque | 153 lb-ft (207.5 Nm) |
| Cooling | liquid-cooled inline |
| Starter | electric |
| Idle RPM | 950-2750 |
| Cylinders | 4-cylinder |
| Emissions | Tier IV |
| Rated RPM | 2600 |
| Torque RPM | 1690 |
| Bore/Stroke | 3.39x3.54 inches (86 x 90 mm) |
| Compression | 19.1:1 |
| Fuel system | high-pressure common rail |
| Displacement | 127.5 ci (2.1 L) |
| Oil capacity | 5.6 qts (5.3 L) |
| Starter volts | 12 |
| Emission control | diesel particulate filter (DPF) |
| Rated Power (gross) | 65.0 hp (48.5 kW) |
Capacity
| Cab Fuel | 13.8 gal (52.2 L) |
|---|---|
| ROPS Fuel | 13 gal (49.2 L) |
| Hydraulic system | 12.5 gal (47.3 L) |
Variants
| 4066M | base model |
|---|---|
| 4066R | deluxe model |
Dimensions
| Length | 130.6 inches (331 cm) |
|---|---|
| Wheelbase | 73 inches (185 cm) |
| Rear tread | 59.9 inches (152 cm) |
| Front tread | 53.6 inches (136 cm) |
| Height (cab) | 97.4 inches (247 cm) |
| Height (ROPS) | 100.2 inches (254 cm) |
| 4WD Cab Weight | 4675 lbs (2120 kg) |
| 4WD ROPS Weight | 3770 lbs (1710 kg) |
| Clearance (front axle) | 13.8 inches (35 cm) |
Electrical
| Ground | negative |
|---|---|
| Battery CCA | 770 |
| Battery volts | 12 |
| Charging amps | 75 |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Valves | 3 to 5 |
| Capacity | 12.5 gal (47.3 L) |
| Pressure | 2500 psi (172.4 bar) |
| Pump flow | 10.2 gpm (38.6 lpm) |
| Total flow | 15.9 gpm (60.2 lpm) |
| Steering flow | 5.7 gpm (21.6 lpm) |
Mechanical
| ROPS | Two-post folding ROPS. Cab optional with air-conditioning. |
|---|---|
| Brakes | Hydraulic wet disc brakes |
| Final drives | planetary |
| Power steering | yes |
| Four-wheel drive | yes |
| Differential lock | mechanical rear |
Production
| Type | Compact Utility tractor |
|---|---|
| Built in | Augusta, Georgia, USA |
| Manufacturer | John Deere |
| Original price | $51,662 (2025 hydro ROPS ), $62,984 (2025 hydro Cab ) |
Attachments
| Backhoe | ModelJohn Deere 485A Backhoe Weight1435 lbs (650 kg) Bucket width16 inches (40 cm) Loading height79 inches (200 cm) Reach from pivot140 inches (355 cm) Transport height92 inches (233 cm) 2-Foot flat digging depth102 inches (259 cm) |
|---|---|
| Loaders | [object Object],[object Object],[object Object],[object Object] |
Transmission
| Type | 12-speed power shuttle, hydrostatic |
|---|
Tractor hitch
| Control | position control |
|---|---|
| Rear Type | I |
| Rear lift (at ends) | 3130 lbs (1419 kg) |
| Rear lift (at 24"/610mm) | 2500 lbs (1134 kg) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 540@2600, 540E@1750 |
| Rear PTO Type | 540 (1.375) |
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