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John Deere X744 Specs

John Deere X744 Engine Specifications

Engine Model - Yanmar 3TNV76
Number of Cylinders - 3
Engine Type - Inline, Water-Cooled, 4 Stroke Diesel
Engine Gross Power - 17.9 kW (24hp)
Bore x Stroke mm x mm - 76x82
Total Displacement cc - 1.116
Combustion type - Indirect Injection
Aspiration - Natural Aspiration
Valves per Cylinder - 2
Compression ratio - 23.5
Firing Order - 1-3-2
Low Idle Speed rpm - 1500
High Idle Speed rpm 3770
Direction of rotation - Counter Clockwise (view from flywheel)
Length - Inches (mm) - 22.3 (567)
Width - Inches (mm) - 16.8 (427)
Height - Inches (mm) - 23.7 (601)
Dry Weight lbs (kg) - 271 (123)
Flywheel - SAE 5
Flywheel Housing - SAE 5 (124 mm Depth)
Gear Case - without SAE Hydraulic Pump Flange
Inclination, Continuous degrees - 25
Inclination, 3 minutes Max. degrees - 30
Lubrication Oil Filter Type - Paper Element
Oil Capacity, Effective Liters - 1.6
Total System Capacity Liters - 3.5
Oil Change Interval, Hours hr - 250 (50, initial)
Recommended Oil Type - CD, CE, CF or higher grade
Cooling System Fan Type - Pusher
Fan Diameter Inches (mm) - 13.2 (335)
Number of Blades - 6
Fan Pulley Diameter Inches (mm) - 3.9 (100)
Crank Pulley Diameter Inches (mm) - 4.3 (110)
Fuel Filter Type - Paper Element
Fuel Injection Pump Type - Inline Type
Water Separator (Standard) - Mesh size: 100-mesh/inch, water reservoir 150 cc
Electrical System Voltage Volts - 12 V
Electric Stop Device - Stop Solenoid (Pull Coil Timer: 1 sec.)
Alternator - 12V-40A
Starting Aid Device - Glow Plug, 12V
Standard pre-heat time Seconds - 3
Starting Motor Type - Conventional
Starting Motor Power kW - 1.1 ± 0.3

John Deere X744 Power Take-off

Rear PTO - Independent
Rear RPM - 540
Mid PTO - Independent
Mid RPM - 2000
Front PTO - Optional
Front RPM - 2000
PTO engagement - Electro-hydraulic

JD X744 Transmission

Transmission Type - 2-Pedal Foot Control Hydrostatic
Transaxle - Tuff Torq K92
Number of Speeds - Infinite
Cruise control - Standard
Reduction Ratio - 28.125:1
Axle Torque (Rated) - 882 (650) Nm (lb-ft)
Max. Tire Diameter - 660 (26) mm (in)
Brake Capacity - 1,470 (1,085) Nm (lb-ft) @ 69 Nm (51 ft-lb) Brake Arm Torque
Displacement (Pump/Motor) - 18/18 cc/rev
Max. Input Speed - 3,200 rpm
Axle Shaft Size - 30 (1.18) with Flanged Axle mm (in)
Weight (dry) - 56 (123) kg (lb)
Brake Type - Wet Disc
Housing (Case) - Die-Cast Aluminum
Gears - Heat-treated Steel Gears
Differential - Automotive-type Bevel Gears
Differential Locks - Standard, Interlocked with Brake
Auxiliary/External Hydraulic Outlets - 14.4L per minute 50 bars (725 psi) @ 3,200 rpm
Hydraulic fluid type - ISO32 Hydraulic Oil (Anti-Brake Squeal Type) - 7.5L (2WD), 7.8L (4WD)
Oil Filter - Automotive screw on type
Transaxle Oil - Low Viscosity HY-GARD (J20D)
Forward Speeds - 0 to 13.7 km/h (0 to 8.5 mph)
Reverse Speeds - 0 to 8.1 km/h (0 to 5.0 mph)

Mechanical

Chassis - Two Wheel Drive
Front axle - Cast iron
Front wheel (each) - Automatically adjusted speed
Front Drive Axle Oil - GL-5 Gear Lubricant (80W-90)
Rear Transaxle - Heavy duty
Steering - Four-wheel hydrostatic power
Brakes - Internal wet disc
Disc Brakes - Oil immersed

JD X744 Hydraulics and Hitch

Hydraulic Pressure - 924 psi (63.7 bar)
Selective Control Valves - 2 dual SCV
Total Hydraulic Flow - 4.5 gpm (17.0 lpm)
Steering/hydraulic flow, l/min - 23.4
Rear hitch - 400 kg at liftpoints
Front hitch - Optional

Tire Sizes

Front Tire / Pressure - 18 x7-8, Turf, 4PR / 70-97 kPa (10-14 psi)
Front Tire / Pressure - 18x8.50-8, Turf, 4PR / 70-97 kPa (10-14 psi)
Rear Tire / Pressure - 26x10.5-12, Turf, 2PR / 40-70 kPa (6-10 psi)
Rear Tire / Pressure - 26x12.00-12, Turf, 2PR / 40-70 kPa (6-10 psi)

Capacities

Fuel Tank - 24.6L (6.5 gal)
Two-Wheel Steer Transaxle (with filter) - 6.6L (7.0 qt)
Cooling System - 2.8L (3.0 qt)
Engine Oil (with filter) - 2.6L (2.75 qt)
2WD Front Drive Axle - 2.1L (2.5 qt)

John Deere X744 Attachments

48X Mower Deck

Type - Mid-Mount, 3-blade
Cutting width - 48 inches (121 cm)
Weight - 117 lbs (53 kg)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

54X Mower Deck

Type - Mid-Mount, 3-blade
Cutting width - 54 inches (137 cm)
Weight - 170 lbs (77 kg)
Overall width - 64.5 inches (163 cm)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

62X Mower Deck

Type - Mid-Mount, 3-blade
Cutting width - 62 inches (157 cm)
Weight - 200 lbs (90 kg)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

60 Mower Deck

Type - Mid-Mount, 7-Iron, 3-blade
Cutting width - 60 inches (152 cm)
Weight - 342 lbs (155 kg)
Overall width - 61.3 inches (155 cm)
Cut height - 1 to 5.25 inch (2 to 13 cm)
Cut positions - 18
Lift - Hydraulic

Snow blower

Model - 47-inch Snow blower
Type - Front-Mount
Clearing width - 47 inches (119 cm)
Model - 54-inch Snow blower
Type - Front-Mount
Clearing width - 54 inches (137 cm)

John Deere X744 Dimensions

Overall Height - 1270 mm (50.0 in.)
Overall Width - 1120 mm (46.8 in.)
Overall Length - 2000 mm (78.8 in.)
Wheel Base - 1380 mm (54.5 in.)
Weight 4WS - 481 kg (1060 lb)

JOHN DEERE TRACTORS ATTACHMENTS
420	430	455	790	990
X300	X320	X330	X350	X475
X485	X500	X540	X570	X590
X700	X720	X738	X758	1023E
2025R	2210	2520	3025E	3032E
3038E	3038R	3039R	3046R	3203
3320	3520	4052R	4066R	4100
4105	4115	4200	4310	4320
4400	4410	4520	4600	4720

JD TRACTORS TROUBLESHOOTING
2640	3040	3310	3650	4100
5050D	5090R	5410	6105R	7200R
E130	L111	LA110	LT155	X300R