John Deere 4440

The John Deere model 4440 was the most popular tractor of the Iron Horses series. It was produced from 1978 to 1982 in Waterloo, Iowa, USA. The tractor features a John Deere 7.6L 6-cylinder turbocharged diesel engine, with a displacement of 466 ci (7.6 L). It offers transmission options including a 16-speed partial power shift and an 8-speed full power shift. The tractor has a drawbar power of 112 hp (claimed) and PTO power of 130 hp (claimed). It includes features such as differential lock, power steering, and a Sound-Gard cab as standard. The 4440 supports various hydraulic capacities and has a rear hitch lift capacity up to 6,744 lbs (optional). Dimensions include a wheelbase of 106.7 inches and operating weight around 13,270 lbs. Electrical system is negative ground with a 61 or 72 amp alternator depending on configuration. The 4440 was available in row-crop and high-clearance variants.

John Deere 4440tractor specsenginetransmissiondimensionspowerhydraulicsfarm tractor

Power144 hp[P]

Founded1978 - 1982

Model4440

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Technical Specifications

Detailed specifications and technical data for John Deere 4440

Power

PTO (tested):130.58 hp (97.4 kW)

PTO (claimed):130 hp (96.9 kW)

Drawbar (tested):112.69 hp (84.0 kW)

Drawbar (claimed):112 hp (83.5 kW)

Engine

Type:John Deere 7.6L 6-cyl diesel turbocharged diesel

Idle RPM:800-2400

Rated RPM:2200

Air cleaner:dry with safety element

Bore/Stroke:4.5625x4.75 inches (116 x 121 mm)

Pre-heating:ether injection

Displacement:466 ci (7.6 L)

Firing order:1-5-3-6-2-4

Oil capacity:16 qts (15.1 L)

Configuration:liquid-cooled inline

Operating RPM:1500-2200

Starter volts:12

Coolant capacity:36 qts (34.1 L)

Compression ratio:14.9:1

Intake valve clearance:0.018 inches (0.457 mm)

Exhaust valve clearance:0.028 inches (0.711 mm)

Weight

Shipping:11780 lbs (5343 kg)

Ballasted:15775 lbs (7155 kg)

Operating:13270 lbs (6019 kg)

Capacity

Fuel:65 gal (246.0 L)

Hydraulic system:11 gal (Power Shift 2WD) (41.6 L), 13 gal (Quad-Range 2WD) (49.2 L), 15 gal (Power Shift 4WD) (56.8 L), 17 gal (Quad-Range 4WD) (64.3 L)

Variants

4440:row-crop

4440 Hi-Crop:high-clearance

Electrical

Ground:negative

Batteries:2

Battery CCA:850

Battery volts:6

Charging amps:61 (ROPS), 72 (cab)

Charging system:alternator

Hydraulics

Type:closed center

Valves:2 or 3

Capacity:11 gal (Power Shift 2WD) (41.6 L), 13 gal (Quad-Range 2WD) (49.2 L), 15 gal (Power Shift 4WD) (56.8 L), 17 gal (Quad-Range 4WD) (64.3 L)

Pressure:2250 psi (155.1 bar)

Pump flow:23 gpm (87.1 lpm)

Mechanical

Cab:Sound-Gard cab standard. Four-post ROPS available.

Drive:4x2 2WD, 4x4 HFWD 4WD

Brakes:Differential hydraulic wet disc brakes

Power steering:Yes

Differential lock:pedal-actuated hydraulic

Production

Type:Row-Crop tractor

Notes:The John Deere model 4440 was the most popular tractor of the Iron Horses series. At the end of the first production year, serial number 010329, the rear axle size was increased from 86mm to 92mm.

Series:Iron Horses Series

Built in:Waterloo, Iowa, USA

Original price:$38,397 (1982 Quad-Range ROPS 2WD), $45,141 (1982 Power Shift Cab 2WD)

Years produced:1978 - 1982

Attachments

Options:front-end loader

Transmission

Options:16-speed partial power shift, 8-speed full power shift

John Deere PowerShift

Type:full power shift

Gears:8 forward and 4 reverse

Description:Clutchless shift-on-the-move power shift between all eight forward and four reverse gears. Inching pedal provided for hooking up implements and other precision work.

Oil capacity:52 qts (2WD) (49.2 L), 68 qts (4WD) (64.4 L)

John Deere Quad-Range

Type:partial power shift

Gears:16 forward and 6 reverse

Description:Four gears (1-4) in four ranges (A-D). Power shift between pairs 1-2 and 3-4 in each range, with synchronized shift between 2-3. Two reverses in ranges A-C. Tractor must be stopped, and clutch used, to shift ranges. Power shift is provided by a hydraulically-controlled planetary that provides an overdrive to each gear.

Oil capacity:44 qts (2WD) (41.6 L), 60 qts (4WD) (56.8 L)

Tractor hitch

Rear Type:IIIN/II

Rear lift:5,710 lbs (2590 kg), 6,744 lbs Optional (3059 kg)

Serial Numbers

1978:1000

1979:14820

1980:29539

1981:42665

1982:56346

Serial number location:Serial number plate on the rear of the 4440, above the PTO shaft.

Dimensions & Tires

Width:96 inches (243 cm), 109 inches (long axle) (276 cm), 119 inches (long axle) (302 cm)

Length:158.5 inches (402 cm)

Rear tire:18.4-38, 23.1-30, 18.4-34, 20.8-34, 23.1-34, 15.5-38, 16.9-38, 20.8-38

Wheelbase:106.7 inches (271 cm)

Front tire:10.00-16, 11.00-16, 14L-16.1

Rear tread:60 to 130 inches (152 to 330 cm)

Front tread:55.7 to 93.2 inches (141 to 236 cm)

Height (cab):117.3 inches (297 cm)

Height (exhaust):128.7 inches (326 cm)

Clearance (drawbar):15.7 inches (39 cm)

Clearance (rear axle):28 inches (71 cm)

Clearance (front axle):24.7 inches (62 cm)

Rack-and-pinion rear axle:3.39 by 96 inches (86 by 2438 mm), 3.62 by 96 inches (91 by 2438 mm), 3.62 by 109 inches (91 by 2768 mm), 3.62 by 119 inches (91 by 3022 mm)

Power Take-off (PTO)

Rear PTO:independent

Rear PTO Type:540/1000 (1.375)

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