Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere 4400 Specs

VIEW 4400 ATTACHMENTS

John Deere 4400 Engine Specifications

Manufacturer - Yanmar
Engine Model - 3TNE88
Engine Type - Diesel
Cylinders - 3
Gross Horsepower - 26.6 kW (35.7 hp)
PTO Horsepower (SRT) - 22.4 kW (29.5 hp)
PTO Horsepower (HST) - 21.3 kW (28.5 hp)
Rated Engine Speed - 2700 rpm
Operating Range - 950-2810 rpm
Engine Torque @ Rated Speed - 87.9 Nm (64.8 lb-ft)
Compression Ratio - 18:1
Lubrication - Pressurized
Cooling System - Water Pump
Oil Filter - Single Element
Air Cleaner - Dry Type with Safety Element
Starting Aid - Air Heater
Electrical System Type - 12 Volt
Battery Size - 500 Cold Cranking Amps at -18C (0F)
Alternator - 40 Amp
High Capacity Alternator - 55 Amp
Starter Size - 1.4 kW (1.9 hp)
Fuel Filter - Replaceable Element
Fuel - Diesel
Fuel Pump - In-Line with Electric Shutoff
Fuel Delivery - Direct Injection, Self Bleeding

JD 4400 Transmission

Transmission Type - SyncReverser (4WD)
Gears (Forward/Revers) - 12/12
Main Clutch Disk Type - Two Mult-Disk Wet Clutches
Main Clutch Disk Diameter - 124 mm (4.88 in.)
Transmission Type - Hydrostatic (2WD/4WD)
Number Of Speeds - Infinite Forward, Infinite Reverse

Power Take-Off

Type - Independent
Clutch Type - Wet Disk
Brake Type - Wet Disk
Speed (Mid PTO rpm @ Rated Engine Speed) - 2100 rpm
Speed (Rear PTO rpm @ Rated Engine Speed) - 540 rpm

JD 4400 Mechanical

MFWD - Optional
Capability for MFWD - All Ranges
Rear Final Drive Type - Spur Gear
Differential Lock - Mechanical
Brakes Type - Wet Disk
Steering - Power, Cylinder-Assisted
Front Axle Operating Capacity - 720-1450 kg (1588-3197 lb)
Rear Axle Operating Capacity - 2000 kg (4409 lb)
Drawbar Maximum Vertical Load - 255 kg (562 lb)

Hydraulics and Hitch

Type of System - Open Center
Power Steering - Standard
Pump Type - Dual Gear
Working Pressure - 17235 kPa (2500 psi)
Pump Capacity (Main) @ Rated Speed - 31.4 L/min (8.3 gpm)
Pump Capacity (Power Steering) @ Rated Speed - 18.9 L/min (5.0 gpm)
Total Flow of Pumps @ Rated Speed - 50.3 L/min (13.3 gpm)
Hitch Type - Category 1
Lift Capacity-61 cm (24 in.) Behind Link Arms - 999 kg (2200 lb)

John Deere 4400 Tire Sizes

Front Tires - 7.00-16 6PR R1 TI (MFWD)
Front Tires - 25x8.50-14 6PR R4 TI (MFWD)
Front Tires - 27x8.50-15 4PR R3 TI (MFWD)
Front Tires - 25-10.50LLx15 6PR GOLF GA (2WD)
Rear Tires - 41x14.00-20 4PR R3 TI
Rear Tires - 41LLx18.00-16 6PR GOLF GA

Capacities

Fuel Tank - 37.9 L (10.0 gal)
Cooling System - 5.7 L (6.1 qt)
Transmission and Hydraulic System (Gear Models) - 24 L (6.3 gal)
Transmission and Hydraulic System (Hydrostatic Models) - 26 L (6.8 gal)
Front Axle - 4.5 L (4.7 qt)

JD 4400 Dimensions

Wheelbase - 1.72 m (68.0 in.)
Overall Length with 3-Point Hitch - 2.97 m (117 in.)
Min. Overall Width - 1.27 m (50.0in.)
Max. Overall Width - 1.69 m (66.7 in.)
Min. Inside Width - 65.5 cm (25.8 in.)
Max. Inside Width - 1.08 m (42.5 in.)
Height From Ground To Top of Hood - 1.35 m (53.3 in.)
Height From Ground To Top of Standard ROPS - 2.12 m (84.0 in.)
Height From Ground To Top of Folding ROPS - 2.28 m (90.0 in.)
Ground Clearance, Rear Axle - 34.1 cm (13.4 in.)
Weight - 1315 kg (2900 lb)

John Deere 4400 Attachments

420 Loader

Height (to pin) - 86.5 inches (219 cm)
Clearance, dumped bucket - 63 inches (160 cm)
Dump reach - 30.3 inches (76 cm)
Dump angle - 43
Reach at ground - 57.8 inches (146 cm)
Rollback angle - 24
Breakout force (at 80 cm) - 2141 lbs (971 kg)
Lift to full height (at 80 cm) - 1003 lbs (454 kg)
Raise time to height - 3.3 s
Bucket dump time - 1.8 s
Lowering time - 2.5 s
Rollback time - 2.4 s

430 Loader

Height (to pin) - 101.4 inches (257 cm)
Clearance, dumped bucket - 78.3 inches (198 cm)
Dump reach - 25.6 inches (65 cm)
Dump angle - 45
Reach at ground - 57.5 inches (146 cm)
Rollback angle - 30
Breakout force (at 80 cm) - 3299 lbs (1496 kg)
Lift to full height (at 80 cm) - 1259 lbs (571 kg)
Raise time to height - 3.5 s
Bucket dump time - 1.8 s
Lowering time - 2.5 s
Rollback time - 2.3 s

48 Backhoe

Weight - 1517 lbs (688 kg)
Transport height - 81 inches (205 cm)
2-Foot flat digging depth - 102 inches (259 cm)
Reach from pivot - 133 inches (337 cm)
Loading height - 82 inches (208 cm)
Bucket Rotation - 180
Swing Arc - 180
Bucket force - 3730 lbs (1691 kg)
Dipperstick force - 2435 lbs (1104 kg)

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