John Deere 4440

John Deere 4440The John Deere 4440 is a 2WD or 4WD row-crop tractor from the Iron Horses series. This tractor was manufactured by John Deere in Waterloo, Iowa, USA from 1978 to 1982. The John Deere 4440 is equipped with a 7.6 L six-cylinder turbocharged diesel engine and one of two transmissions: John Deere Quad-Range with 16 forward and 6 reverse gears or John Deere PowerShift with 8 forward and 4 reverse gears.

The John Deere 4440 row-crop tractor used the John Deere engine. It is a 7.6 L, 7,636 cm2, (466 cu·in) six-cylinder turbocharged diesel engine with 116.0 mm (4.57 in) of the cylinder bore and 121.0 mm (4.76 in) of the piston stroke. The compression ratio rating is 14.9:1. This engine produced 132 PS (97 kW; 130 HP) of maximum horsepower. The John Deere diesel motor used a pressurized lubrication system with a full-flow filter; a direct injection fuel system with an in-line fuel pump; a dry type air filter with a safety element; a dual-pressure cooling system with centrifugal pump and dual heavy-duty thermostats.

The JD 4440 is equipped with full-power hydrostatic steering, hydraulic wet disc brakes, pedal-actuated hydraulic differential lock, Sound-Gard cab (open operator station with four-post ROPS was available as an option and 245 liters (64.7 US gal.; 53.9 Imp. gal) fuel tank.

The John Deere 4440 tractor used one of two transmissions:

  • John Deere Quad-Range: 2-speed power shifted planetary and 8-speed synchronized with hydraulically-operated, multiplate-disc wet clutch (Perma-Clutch)
  • John Deere PowerShift:: planetary gears, hydraulically-actuated wet disc clutches and brakes.

Following attachments are available for the JD 4440 tractor:

  • John Deere 148 loader
  • John Deere 158 loader

John Deere 4440 Specifications

General Specifications
ModelJohn Deere 4440
Length4,030 mm (158.7 in)
Width2,080 mm (81.9 in)
Height2,980 mm (117.3 in)
Wheel base2,710 mm (106.7 in)
Weight5,400 kg (11,905 lbs)
Fuel tank capacity245 liters (65 US gal.; 53.9 Imp. gal)
BatteryTwo 6V CCA: 800, Group 5D
Cabin typeSound-Gard cab standard. Open operator station with four-post ROPS (option)
Engine modelJohn Deere
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement7.6 L, 7,636 cm2, (466 cu·in)
Bore and stroke116.0 mm X 121.0 mm (4.57 in X 4.76 in)
Compression ratio14.9:1
Firing order1-5-3-6-2-4
Horsepower132 PS (97 kW; 1302 HP)2
Oil capacity:15.0 L (15.85 US. qt, 13.2 Imp. qt.)
Coolant capacity:34.0 L (35.93 US. qt, 29.92 Imp. qt.)
Intake valve clearance:0.46 mm (0.018 in)
Exhaust valve clearance:0.71 mm (0.028 in)
Transmission and chassis
Chassis4×2 2WD or 4×4 HFWD 4WD
Steering typeFull-power hydrostatic
BrakesHydraulic wet disc
Differential lockPedal-actuated hydraulic
Transmission modelJohn Deere Quad-Range
Transmission typePartial power shift
Gears16 forward and 6 reverse
Speed Forward: 27.2 kmh (16.9 mph) Reverse: 17.2 (10.7 mph)
Transmission oil capacity 2WD: 41.6 L (44 US. qt, 36.6 Imp. qt.)
4WD: 56.8 L (60 US. qt, 50 Imp. qt.)
Transmission modelJohn Deere PowerShift
Transmission typeFull power shift
Gears8 forward and 4 reverse
Speed Forward: 29.8 kmh (18.5 mph) Reverse: 9.8 (6.1 mph)
Transmission oil capacity 2WD: 49.2 L (52 US. qt, 43.3 Imp. qt.)
4WD: 64.4 L (68 US. qt, 56.7 Imp. qt.)
Front tiresAg: 10.00-16
Rear tiresAg: 18.4-38
Three-Point Hitch
Control type
Lift capacity3,060 kg (6,750 lbs)
PTO (Power take-off shaft)
Rear PTO typeIndependent with hydraulic multiplate-disc wet clutch
Rear PTO spped540/1000 rpm
Hydraulic system
Hydraulic typeClosed center
Pressure2,250 psi (155 bar)
Valves2 or 3
Pump flow23.0 gpm (87.1 lpm)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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