John Deere 4650

Name: John Deere 4650
Brand: John Deere

Power

187 hp

Production

1983-1988

Engine

Intercooled turbocharged diesel, 6-cylinder

Transmission

John Deere Quad-Range

Weight

18,585 lbs (2WD Power Shift) [8430 kg]

Drive

2WD/4WD

140–200 HP 1980s

From the same series:

4450

4850

Introduction

John Deere 4650 Row-Crop Tractor

The John Deere 4650 is a high-horsepower row-crop tractor produced between 1983 and 1988 in Waterloo, Iowa. As part of the 50-series line, it was designed to provide significant tractive power for heavy-duty field operations, featuring both two-wheel drive and four-wheel drive configurations.

Engine and Performance

The tractor is equipped with a 6-cylinder, liquid-cooled, intercooled turbocharged diesel engine with a displacement of 466 cubic inches (7.6 liters). It delivers a rated power output of 187.7 horsepower at 2200 RPM. The engine features a 15.8:1 compression ratio and uses a dry-type air cleaner to ensure longevity under demanding agricultural conditions.

Transmission Systems

Operators have access to two transmission options: the John Deere Quad-Range, which offers 16 forward and 6 reverse gears with partial power shift capability, or the full Power Shift transmission, providing 15 forward and 4 reverse gears. Both systems utilize a hydraulic wet disc Perma-Clutch to facilitate smooth gear transitions.

Hydraulics and Hitch

The 4650 features a closed-center hydraulic system with a pump flow capacity of 29.5 gallons per minute at 2277 psi. The rear Category III hitch includes lower-link draft sensing, supporting a lift capacity of 8,475 pounds, which allows for the efficient operation of heavy implements.

Operator Environment and Chassis

The tractor comes standard with the Sound-Gard cab, designed to reduce noise and improve operator comfort. Mechanically, the unit is supported by hydraulic wet disc brakes, power steering, and a rack-and-pinion rear axle configuration. The 2WD model has a wheelbase of 118.5 inches, while the 4WD variant features a 117.1-inch wheelbase.

Conclusion

"The John Deere 4650 represents a robust solution for large-scale farming applications requiring high torque and consistent hydraulic performance. Its combination of versatile transmission options and durable chassis design makes it a reliable asset for heavy tillage and heavy-duty draft work."

Introduction

Production Information of John Deere, 4650

The production information of the tractor (4650) includes details about its manufacturing.

Row-Crop tractor

Built in Waterloo, Iowa, USA


Manufacturer	John Deere
	$76,006 (1983 Power Shift Cab 4WD )
Original price	$54,763 (1983 Quad-Range ROPS 2WD )

Dimension and Tires Information of John Deere, 4650

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


2WD Wheelbase	118.5 inches [300 cm]
	184.8 inches (4WD) [469 cm]
Height	117.8 inches [299 cm]
Length	179.7 inches (2WD) [456 cm]
Ground clearance	14.92 inches [37 cm]
4WD Wheelbase	117.1 inches [297 cm]
Width	118 inches (standard axle) [299 cm]
	96 inches (optional axle) [243 cm]
	108 inches (optional axle) [274 cm]
Operating weight	18,585 lbs (2WD Power Shift) [8430 kg]
Shipping weight	16,685 lbs [7568 kg]
Rack-and-pinion rear axle	3.94 by 118 inches [100 by 2997 mm]
Rack-and-pinion rear axle	3.94 by 108 inches [100 by 2743 mm]
Rack-and-pinion rear axle	3.94 by 96 inches [100 by 2438 mm]


	18.4-42
2WD Standard tires (ag)	Front: 11.00-16. Rear: 20.8-38
	18.4R38
	18.4-38
4WD Standard tires (ag)	Front: 18.4-26. Rear: 20.8-38
	18.4R42
	20.8R38
Ag rear	16.9-38

Engine Specifications of John Deere, 4650

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

Liquid-cooled

6-cylinder

Intercooled turbocharged diesel


Air cleaner	Dry
Firing order	1-5-3-6-2-4
Displacement	466 ci [7.6 L]
Bore/Stroke	4.56x4.75 inches [116 x 121 mm]
Power	187.7 hp [140.0 kW]
Rated RPM	2200
Compression	15.8:1
Coolant capacity	32 qts [30.3 L]
Oil capacity	21 qts [19.9 L]
Starter volts	12

Transmission Information of John Deere, 4650Y

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	107.6 qts [101.8 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	74.4 qts (2WD) [70.4 L]
Clutch	Perma-Clutch wet disc
Type	Full power shift
	86.4 qts (4WD) [81.8 L]
Gears	15 forward and 4 reverse

16-speed partial power shift

15-speed full power shift

Mechanical Specs of John Deere, 4650Y

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

Two- or four-wheel drive

Hydraulic wet disc brakes

Power steering

Sound-Gard cab standard. Optional four-post Roll-Gard ROPS.


Final drives	Inboard planetary
Differential lock	Hydraulic rear

Power Information of John Deere, 4650Y

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


Rear PTO	Independent
Engine RPM	1000@2200
Clutch	Hydraulic wet disc
Rear PTO Type	1000

Hydraulics Specifications of John Deere, 4650

Hydraulic system type, pressure, pump flow and valves.


Pump flow	29.5 gpm [111.7 lpm]
Type	Closed center
Pressure	2277 psi [157.0 bar]
	26.9 gal (Quad-Range) [101.8 L]
Capacity	18.6 gal (2WD Power Shift) [70.4 L]
Valves	2 or 3
	21.6 gal (4WD Power Shift) [81.8 L]

Three-Point Hitch of John Deere, 4650

Hitch category and rear/front lift capacity.


Rear Type	III
Control	Lower-link draft sensing
Rear lift	8,475 lbs [3844 kg]

Electrical System of John Deere, 4650

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 4650 have?

The John Deere 4650 delivers 187 HP.

What years was the John Deere 4650 produced?

The John Deere 4650 was produced in 1983-1988.

What engine does the John Deere 4650 have?

The John Deere 4650 is powered by a Intercooled turbocharged diesel, 6-cylinder engine.

What transmission does the John Deere 4650 use?

The John Deere 4650 uses a John Deere Quad-Range transmission.

How much does the John Deere 4650 weigh?

The John Deere 4650 weighs 18,585 lbs (2WD Power Shift) [8430 kg].

Is the John Deere 4650 4WD?

The John Deere 4650 is available in 2WD/4WD.

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