John Deere 4050

Name: John Deere 4050
Brand: John Deere

Power

130 hp

Production

1983-1988

Engine

Turbocharged diesel, 6-cylinder

Transmission

John Deere Quad-Range

Weight

12720 lbs (2WD Power Shift) [5769 kg]

Drive

2WD/4WD

100–140 HP 1980s

From the same series:

4250

Introduction

John Deere 4050 Row-Crop Tractor

Produced between 1983 and 1988 in Waterloo, Iowa, the John Deere 4050 is a row-crop tractor engineered for high-intensity agricultural operations. Rated at 130 horsepower, this model was designed to serve as a versatile platform for both tillage and general field work.

Engine and Performance

The tractor is powered by a 5.9-liter, 6-cylinder turbocharged diesel engine. This liquid-cooled power plant operates at a rated speed of 2200 RPM. The engine configuration uses a 17.8:1 compression ratio and a firing order of 1-5-3-6-2-4, providing consistent torque delivery required for heavy implement operation.

Transmission and Drivetrain

The 4050 offers two transmission choices to suit operational preferences: the Quad-Range, a partial power shift transmission providing 16 forward and 6 reverse gears, and the Power Shift, a full power shift transmission offering 15 forward and 4 reverse gears. Both systems utilize a Perma-Clutch hydraulic wet disc clutch to facilitate power transfer and durability during frequent gear changes.

Hydraulics and Hitch System

Equipped with a closed-center hydraulic system, the tractor delivers a pump flow of 26.5 gpm (100.3 lpm) at a system pressure of 2277 psi. The rear Category II/I hitch features lower-link draft sensing for precise implement control, providing a lift capacity of 6,294 lbs. The independent rear PTO is configurable for 540 or 1000 RPM at rated engine speed.

Operator Environment and Mechanical Features

Standard equipment includes the Sound-Gard cab, which features integrated air-conditioning to improve operator comfort during long field days. The machine is available in both two-wheel and four-wheel drive configurations. Stopping power is managed by hydrostatic wet disc brakes, while steering is assisted by a power steering system.

Conclusion

"The John Deere 4050 is a robust, mid-range row-crop tractor characterized by its reliable engine performance and flexible transmission options. It remains a functional choice for farmers seeking a dependable machine capable of handling a wide variety of implements and field conditions."

Introduction

Production Information of John Deere, 4050

The production information of the tractor (4050) includes details about its manufacturing.

Row-Crop tractor

Built in Waterloo, Iowa, USA


Manufacturer	John Deere
	$58,690 (1983 Power Shift Cab 4WD )
Original price	$38,931 (1983 Quad-Range ROPS 2WD )

Dimension and Tires Information of John Deere, 4050

This section sums up the dimension and tires information of the tractor.


Rack-and-pinion rear axle	3.375 by 96 inches [85 by 2438 mm]
Wheelbase	106.7 inches (2WD) [271 cm]
Width	96 inches [243 cm]
	164.1 inches (4WD) [416 cm]
	105.3 inches (4WD) [267 cm]
Shipping weight	11098 lbs [5034 kg]
	113 inches (optional long axle) [287 cm]
Length	154.1 inches (2WD) [391 cm]
Rack-and-pinion rear axle	3.375 by 113 inches [85 by 2870 mm]
Ground clearance	15.75 inches [40 cm]
Operating weight	12720 lbs (2WD Power Shift) [5769 kg]
Height	114.5 inches [290 cm]


2WD Standard tires (ag)	Front: 10.00-16. Rear: 18.4-38
4WD Standard tires (ag)	Front: 14.9-26. Rear: 18.4-38

Engine Specifications of John Deere, 4050

Get the specifications for the engine and if different options are available.

John Deere

Liquid-cooled

6-cylinder

Turbocharged diesel

The 5.9-liter (359) engine was used in European-market 4050 tractors and appreared on North American models just after the start of the 1986 model year, tractor serial number 006509.


Compression	17.8:1
Firing order	1-5-3-6-2-4
Displacement	359 ci [5.9 L]
Bore/Stroke	4.19x4.33 inches [106 x 110 mm]
Rated RPM	2200
Rated RPM	2200
Coolant capacity	21 qts [19.9 L]
Oil capacity	18 qts [17.0 L]
Starter volts	12

Transmission Information of John Deere, 4050Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1

Tractor must be stopped to select one of four ranges. Clutchless power shift between speeds 1-2 and 3-4 in range. A synchronized shift (using clutch) can be made between 2 and 3 in range.


Transmission	John Deere Quad-Range
Oil capacity	64 qts [60.6 L]
Clutch	Perma-Clutch wet disc
Type	Partial power shift
Gears	16 forward and 6 reverse

Transmission variants 2

Optional transmission. Full (clutchless) power shift can be made between gears, forward and reverse.


Transmission	John Deere Power Shift
Oil capacity	42 qts (2WD) [39.7 L]
Clutch	Perma-Clutch wet disc
Type	Full power shift
	54 qts (4WD) [51.1 L]
Gears	15 forward and 4 reverse

16-speed partial power shift

15-speed full power shift

Mechanical Specs of John Deere, 4050Y

This section summarizes all mechanical information such as the brake system and other specifications.

Two- or four-wheel drive

Hydrostatic wet disc brakes

Power steering

Sound-Gard cab standard with air-conditioning. Optional four-post Roll-Gard ROPS.


Final drives	Inboard planetary
Differential lock	Hydraulic rear

Power Information of John Deere, 4050Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Rear PTO	Independent
	1000@2200
Engine RPM	540@2200
Clutch	Hydraulic wet disc
Rear PTO Type	540/1000 (1.375)

Hydraulics Specifications of John Deere, 4050

Hydraulic system type, pressure, pump flow and valves.


Pump flow	26.5 gpm [100.3 lpm]
Type	Closed center
Pressure	2277 psi [157.0 bar]
	16.0 gal (Quad-Range) [60.6 L]
Capacity	10.5 gal (2WD Power Shift) [39.7 L]
Valves	2 to 3
	13.5 gal (4WD Power Shift) [51.1 L]

Three-Point Hitch of John Deere, 4050

Hitch category and rear/front lift capacity.


Rear Type	II/I
	7,418 lbsOptOptional [3364 kg]
Control	Lower-link draft sensing
Rear lift	6,294 lbs [2854 kg]

Electrical System of John Deere, 4050

Battery voltage, charging system and ground.


	12 OptOptional
Ground	Negative
Batteries	2
	90 (with Sound-Gard cab)
Charging system	Alternator
Battery volts	6
Charging amps	72

Frequently asked questions

How much horsepower does the John Deere 4050 have?

The John Deere 4050 delivers 130 HP.

What years was the John Deere 4050 produced?

The John Deere 4050 was produced in 1983-1988.

What engine does the John Deere 4050 have?

The John Deere 4050 is powered by a Turbocharged diesel, 6-cylinder engine.

What transmission does the John Deere 4050 use?

The John Deere 4050 uses a John Deere Quad-Range transmission.

How much does the John Deere 4050 weigh?

The John Deere 4050 weighs 12720 lbs (2WD Power Shift) [5769 kg].

Is the John Deere 4050 4WD?

The John Deere 4050 is available in 2WD/4WD.

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