John Deere

John Deere 4066M

The John Deere 4066M is a compact utility tractor produced since 2014 as part of the 4M Series. It features a Yanmar 2.1L 4-cylinder turbocharged diesel engine with Tier IV emissions and a diesel particulate filter. The tractor offers 65 hp gross engine power and a 12-speed power shuttle transmission with hydrostatic capabilities. It has four-wheel drive with planetary final drives and mechanical rear differential lock. The hydraulic system is open center with 2500 psi pressure and a total flow of 15.9 gpm. The tractor hitch is category I with position control and a rear lift capacity of up to 3130 lbs at the ends. The rear PTO is independent with a 540 rpm speed at 2400 engine rpm. Dimensions include a 73-inch wheelbase, 130.6-inch length, and weight of 3770 lbs. The 4066M supports various attachments including front-end loaders (D170, H180, 400E) and the John Deere 485A backhoe. It is built in Augusta, Georgia, USA.

Power65 hp

Founded2014 - 2024

Model4066M

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Technical Specifications

Detailed specifications and technical data for John Deere 4066M

Power

Engine (gross)	65.0 hp (48.5 kW)
Gear PTO (claimed)	54.2 hp (40.4 kW)
Hydro PTO (claimed)	51.9 hp (38.7 kW)

Engine

Type	turbocharged diesel
Model	Yanmar 4TNV86
Torque	153 lb-ft (207.5 Nm)
Cooling	liquid-cooled inline
Starter	electric
Cylinders	4-cylinder
Emissions	Tier IV
Fuel tank	13 gal (49.2 L)
Rated RPM	2600
Torque RPM	1690
Bore/Stroke	3.39x3.54 inches (86 x 90 mm)
Displacement	2.1 L (127.5 ci)
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)

Variants

4066M	base model
4066R	deluxe model
4066M HD	heavy-duty front axle

Electrical

Ground	negative
Battery CCA	770
Battery volts	12
Charging amps	75
Charging system	alternator

Hydraulics

Type	open center
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
Brakes	Hydraulic wet disc brakes
Final drives	planetary
Power steering	yes
Four-wheel drive	yes
Differential lock	mechanical rear

Production

Series	4M Series
Built in	Augusta, Georgia, USA
Category	Compact Utility tractor
Production years	2014 -

Attachments

Note	The 4066M Heavy-Duty uses the same front axle as the 4066R.
Overview	front-end loader, backhoe
400E Loader	Dump angle42° Bucket width73 inches (185 cm) Reach dumped28 inches (71 cm) Reach ground66 inches (167 cm) Height at pin112 inches (284 cm) Breakout at pin3853 lbs (1747 kg) Breakout bucket3487 lbs (1581 kg) Clearance level104 inches (264 cm) Rollback raised110° Clearance dumped90 inches (228 cm) Lift 1.5m at pin2875 lbs (1304 kg) Lift full at pin2391 lbs (1084 kg) Breakout at 500mm2902 lbs (1316 kg) Lift 1.5m at 500mm2295 lbs (1041 kg) Lift full at 500mm1760 lbs (798 kg) Rollback ground line29°
D170 Loader	Dump angle42° Bucket width73 inches (185 cm) Reach dumped28 inches (71 cm) Reach ground66 inches (167 cm) Height at pin112 inches (284 cm) Breakout at pin3853 lbs (1747 kg) Breakout bucket3487 lbs (1581 kg) Clearance level104 inches (264 cm) Rollback raised110° Clearance dumped90 inches (228 cm) Lift 1.5m at pin2875 lbs (1304 kg) Lift full at pin2391 lbs (1084 kg) Breakout at 500mm2902 lbs (1316 kg) Lift 1.5m at 500mm2295 lbs (1041 kg) Lift full at 500mm1760 lbs (798 kg) Rollback ground line29°
H180 Loader	Weight927 lbs (420 kg) Dump angle47° Bucket width73 inches (185 cm) Reach dumped30 inches (76 cm) Reach ground67 inches (170 cm) Height at pin110 inches (279 cm) Breakout at pin4027 lbs (1826 kg) Breakout bucket3427 lbs (1554 kg) Clearance level102 inches (259 cm) Clearance dumped86 inches (218 cm) Lift 1.5m at pin3023 lbs (1371 kg) Lift full at pin2539 lbs (1151 kg) Breakout at 500mm3037 lbs (1377 kg) Lift 1.5m at 500mm2413 lbs (1094 kg) Lift full at 500mm1885 lbs (855 kg) Rollback ground line33°
H180 Loader (alternate)	Weight1100 lbs (498 kg) Dump angle47° Bucket width73 inches (185 cm) Reach dumped30 inches (76 cm) Reach ground67 inches (170 cm) Height at pin110 inches (279 cm) Breakout at pin3844 lbs (1743 kg) Breakout bucket4633 lbs (2101 kg) Clearance level102 inches (259 cm) Clearance dumped86 inches (218 cm) Lift 1.5m at pin2213 lbs (1003 kg) Lift full at pin2779 lbs (1260 kg) Breakout at 500mm3346 lbs (1517 kg) Lift full at 500mm2642 lbs (1198 kg) Rollback ground line38°
John Deere 485A Backhoe	Weight1435 lbs (650 kg) Swing Arc170° Backhoe typeJohn Deere 485A Backhoe Bucket force3752 lbs (1701 kg) Bucket width16 inches (40 cm) Loading height79 inches (200 cm) Bucket Rotation180° Reach from pivot140 inches (355 cm) Transport height92 inches (233 cm) Dipperstick force2449 lbs (1110 kg) 2-Foot flat digging depth102 inches (259 cm)

Transmission

Type	12-speed power shuttle
Hydrostatic	yes

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)

Dimensions & Tires

Length	130.6 inches (331 cm)
Weight	3770 lbs (1710 kg)
Rear tire	13.6-28
Wheelbase	73 inches (185 cm)
Front tire	8.00-16
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)
Lawn/turf rear	44x18-20
Lawn/turf front	27x10.50-15
Clearance (front axle)	13.8 inches (35 cm)