John Deere 6400

The John Deere 6400 is a versatile and powerful utility tractor produced between 1992 and 1998. Manufactured in Mannheim, Germany, it belongs to the renowned 6000 Series. Known for its robust design, the 6400 features a turbocharged diesel engine, multiple transmission options, and advanced hydraulics, making it suitable for various agricultural tasks. Its configurations include standard, low-profile, and market-specific variants. With options for 2WD or 4WD, it offers flexibility and reliability, ensuring efficient performance in diverse farming conditions. The 6400 is a testament to John Deere’s commitment to quality and innovation in agricultural machinery.

John Deere 6400 Specifications
ManufacturerJohn Deere
TypeUtility tractor
FactoryMannheim, Baden-Württemberg, Germany
Production Years1992 – 1998
Series6000 Series
Original Price (1998)$32,500
6400Utility tractor
6400SPMexican market
PTO (claimed)85 hp (63.4 kW)
Drawbar (tested)73.2 hp (54.6 kW)
PTO (tested)90.1 hp (67.2 kW)
Engine Details
ModelJohn Deere CD4045
TypeTurbocharged diesel, 4-cylinder, liquid-cooled
Displacement276 ci (4.5 L)
Bore/Stroke4.19×5.00 inches (106 x 127 mm)
Fuel Use4.74 gal/hour (17.9 l/hour)
Rated RPM2300
Idle RPM1840-2300
Firing Order1-3-4-2
Starter Volts12
Oil Capacity12.8 qts (12.1 L)
ROPS14.5 qts (13.7 L)
Cab18.5 qts (17.5 L)
Transmission John Deere SyncroPlus
TypeFully synchronized
Gears12 forward, 4 reverse
ClutchTriple 9-inch wet disc PermaClutch 2
DescriptionThree gears, plus reverse, in four ranges.
Transmission John Deere PowrQuad
TypePartial power shift
Gears16 forward and reverse
ClutchTriple 9-inch wet disc PermaClutch 2
DescriptionFour power shift gears (1-4) in four synchronized ranges (A-D) with power shuttle. Shuttle may be either right or left hand.
Transmission John Deere SyncroPlus Creeper
TypePartially synchronized
Gears21 forward, 7 reverse
DescriptionAdds a creeper range to the SyncroPlus, engaged by a separate lever.
Transmission John Deere PowrQuad Creeper
TypePartial power shift
Gears28 forward and reverse
DescriptionCreeper range provides an additional 12 speeds to the PowrQuad transmission.
Chassis4×2 2WD, 4×4 MFWD 4WD
BrakesHydraulic wet disc
CabTwo-post folding ROPS. ComfortGard Cab optional.
TypeClosed-center pressure flow compensated (PFC)
Pressure2900 psi (200.0 bar)
Valves1 to 5
Total Flow18.7 gpm (70.8 lpm), 25 gpm (94.6 lpm) *
Tractor Hitch
Rear TypeII
ControlLower link draft sensing
Rear Lift (at 24″/610mm)5,915 lbs (2683 kg)
Power Take-off (PTO)
Rear PTOIndependent
Rear RPM540/1000
Charging SystemAlternator
Battery Volts12
Standard Tires
Front7.50-18 (2WD)
Rear18.4-34 (2WD)
Front13.6-24 (4WD)
Rear18.4-34 (4WD)
Front13.6-38 (High-Clearance)
Rear13.6-46 (High-Clearance)
Wheelbase94.5 inches (240 cm)
Clearance (Front Axle)18.7 inches (47 cm) (4WD), 26.4 inches (67 cm) (High-Clearance)
Clearance (Rear Axle)29.8 inches (75 cm) (High-Clearance)
Front Tread58.5 to 98 inches (148 to 248 cm) (2WD)
Front Tread59.7 to 79.5 inches (151 to 201 cm) (4WD)
Rear Tread61.1 to 105.8 inches (155 to 268 cm)
4WD Cab9985 lbs (4529 kg)
2WD ROPS7607 lbs (3450 kg)
2WD Cab8114 lbs (3680 kg)
4WD ROPS8246 lbs (3740 kg)
4WD Cab8754 lbs (3970 kg)
John Deere 6400 Utility Tractor Overview

The John Deere 6400, produced from 1992 to 1998, stands as a hallmark of the 6000 Series, embodying the blend of power, versatility, and durability that John Deere is renowned for. This utility tractor, manufactured in Mannheim, Baden-Württemberg, Germany, was designed to meet the diverse needs of modern agriculture, offering a range of features that make it suitable for a variety of farming tasks.
At the heart of the John Deere 6400 is the robust John Deere CD4045 turbocharged diesel engine. This 4-cylinder, liquid-cooled powerhouse boasts a displacement of 276 cubic inches (4.5 liters), ensuring ample power for demanding operations. The engine’s efficiency is highlighted by its fuel consumption rate of 4.74 gallons per hour, making it both powerful and economical. With a claimed PTO power of 85 hp and tested figures reaching up to 90.1 hp, the 6400 demonstrates reliable performance in fieldwork, from plowing and planting to harvesting.

The tractor offers a range of transmission options to cater to different farming needs. The SyncroPlus transmission provides a fully synchronized 12-speed system, ideal for smooth and efficient gear changes. For those requiring more flexibility, the PowrQuad transmission offers a partial power shift with 16 forward and reverse gears, allowing for seamless transitions and enhanced operational efficiency. The addition of creeper ranges in the SyncroPlus Creeper and PowrQuad Creeper transmissions further expands the versatility of the 6400, making it suitable for precision tasks requiring very low speeds.

Mechanical design considerations are evident in the 6400’s chassis, available in both 2WD and 4WD configurations, with the latter providing enhanced traction and stability in varied terrain. The power steering and hydraulic wet disc brakes ensure precise control and safety, while the option for a two-post folding ROPS or the ComfortGard Cab enhances operator comfort and protection.

Hydraulics play a crucial role in the functionality of the 6400. The closed-center pressure flow compensated (PFC) system delivers a total flow of up to 25 gallons per minute, ensuring robust performance for hydraulic implements. With up to five valves and a rear Type II hitch capable of lifting 5,915 pounds, this tractor is well-equipped to handle a wide range of implements and attachments, increasing its utility on the farm.

The John Deere 6400 also excels in terms of its physical dimensions and weight, offering a solid and stable platform. Its wheelbase of 94.5 inches provides a good balance between maneuverability and stability, essential for field operations. The range of tire options further enhances its adaptability to different soil conditions and tasks, from standard agricultural tires to high-clearance variants.

In summary, the John Deere 6400 is a testament to John Deere’s commitment to producing high-quality, reliable, and versatile agricultural machinery. Its powerful engine, varied transmission options, robust hydraulics, and thoughtful design features make it a valuable asset for any farming operation. Whether it’s handling heavy-duty fieldwork or precise tasks requiring low-speed operation, the 6400 stands out as a dependable workhorse capable of meeting the diverse demands of modern agriculture.

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