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John Deere 401D

John Deere 401D tractor
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The John Deere 401D is an industrial tractor produced from 1983 to 1986. It features a 3.6L 4-cylinder diesel engine producing 66 hp gross and 62 hp net. The tractor offers two transmission options: an 8-speed collar shift and an 8-speed power shuttle. It has two- or four-wheel drive with inboard planetary final drives and optional mechanical rear differential lock. The hydraulic system is closed center with 8.5 gallons capacity and 2250 psi pressure. The tractor supports various attachments including loaders and backhoes, with detailed specifications for each. Dimensions include an 82-inch wheelbase, 139-inch length, and operating weight ranging from 5120 lbs (tractor) to 10800 lbs (loader-backhoe).
John Deere 401Dindustrial tractor66 hp3.6L diesel engine8-speed transmissionloaderbackhoespecifications
Power-
Founded-
Model401D

Technical Specifications

Detailed specifications and technical data for John Deere 401D

Power

Engine (net):62 hp (46.2 kW)
Engine (gross):66 hp (49.2 kW)

Engine

Type:diesel, 4-cylinder, liquid-cooled
Model:John Deere 3.6L 4-cyl diesel
Torque:160 lb-ft (217.0 Nm)
Rated RPM:2500
Torque RPM:1300
Air cleaner:dry
Bore/Stroke:4.02x4.33 inches (102 x 110 mm)
Power (net):62 hp (46.2 kW)
Displacement:219 ci (3.6 L)
Oil capacity:9 qts (8.5 L)
Power (gross):66 hp (49.2 kW)
Starter volts:12
Coolant capacity:12 qts (11.4 L)
Intake valve clearance:0.014 inches (0.356 mm)
Exhaust valve clearance:0.018 inches (0.457 mm)

Capacity

Fuel:19.5 gal (73.8 L)
Hydraulic system:8.5 gal (32.2 L)

Electrical

Ground:negative
Batteries:1 (2 Optional)
Battery volts:12
Charging amps:35
Charging system:alternator

Hydraulics

Type:closed center
Capacity:8.5 gal (32.2 L)
Pressure:2250 psi (155.1 bar)
Pump flow:13 gpm (49.2 lpm)
Loader-backhoe pump flow:28 gpm (106.0 lpm)

Mechanical

ROPS:Two-post ROPS
Drive:Two- or four-wheel drive
Brakes:Hydraulic wet disc brakes
Final drives:inboard planetary
Differential lock:mechanical rear (Optional)

Production

Type:Industrial tractor
Manufacturer:John Deere
Years produced:1983 - 1986

Attachments

Overview:John Deere NSL loader, John Deere self-leveling loader, Backhoe

NSL Loader

Boom rod:1.75 inches (4 cm)
Dump time:2.0s
Bucket rod:1.50 inches (3 cm)
Dump angle:45°
Lower time:2.0s
Raise time:3.2s
Bucket width:81 inches (205 cm)
Boom cylinder:2.75 inches (6 cm)
Breakout force:5000 lbs (2268 kg)
Reach (dumped):30 inches (76 cm)
Bucket cylinder:2.50 inches (6 cm)
Height (at pin):121 inches (307 cm)
Clearance (dumped):98 inches (248 cm)
Rollback (ground line):15°
Lift capacity (full at pin):3500 lbs (1587 kg)

Self-leveling Loader

Boom rod:1.75 inches (4 cm)
Dump time:1.5s
Bucket rod:1.25 inches (3 cm)
Dump angle:45°
Lower time:3.0s
Raise time:3.8s
Bucket width:81 inches (205 cm)
Boom cylinder:3.25 inches (8 cm)
Breakout force:7900 lbs (3583 kg)
Reach (dumped):30 inches (76 cm)
Bucket cylinder:2.50 inches (6 cm)
Height (at pin):121 inches (307 cm)
Clearance (dumped):98 inches (248 cm)
Rollback (ground line):27°
Lift capacity (full at pin):4800 lbs (2177 kg)

John Deere 9250B Backhoe

Swing Arc:180°
Backhoe type:John Deere 9250B Backhoe
Bucket force:7400 lbs (3356 kg)
Digging depth:170 inches (431 cm)
Loading height:140 inches (355 cm)
Reach from pivot:207 inches (525 cm)
Transport height:134 inches (340 cm)
Dipperstick force:4100 lbs (1859 kg)
2-Foot flat digging depth:168 inches (426 cm)
8-Foot flat digging depth:124 inches (314 cm)

Transmission

Options:8-speed collar shift, 8-speed power shuttle

Collar shift

Type:collar shift
Gears:8 forward and reverse
Clutch:280mm dry disc

Power shuttle

Type:power shuttle
Gears:8 forward and reverse
Clutch:255 hydraulic wet disc

Tractor hitch

Rear Type:II (Optional)

Dimensions & Tires

Width:75 inches (190 cm) *Width with 60-inch tread setting.
Length:139 inches (353 cm)
Wheelbase:82 inches (208 cm)
Rear tread:60 inches (152 cm)
Front tread:54 inches (137 cm)
Ag rear tires:14.9-24, 16.9-24
Height (ROPS):93 inches (236 cm)
Ag front tires:7.50/8.00-16
Height (exhaust):104 inches (264 cm)
Operating weight:5120 lbs (tractor) (2322 kg), 10800 lbs (loader-backhoe) (4898 kg)
Industrial rear tires:17.5L-24, 19.5L-24
Clearance (front axle):19 inches (48 cm)
Industrial front tires:11L-15, 27x9.5-15

Power Take-off (PTO)

Rear PTO:independent (Optional)
Mid PTO Type:1000 (Optional)
Rear PTO Type:540