Best John Deere 4630 Reviews: All You Need to Know (2023 Edition)

John Deere is the absolute leader in the farm world. Due to durable, powerful, and reliable machines, all vehicles are good tractors suitable for multiple operations.

The main question is: Is the John Deere 4630 tractor also valuable?

In the review, we discuss the tractor’s essential features, benefits, and history, so read below to answer your questions.

Take Away Key Points:

  • The machine offers an improved engine with air conditioning, an air-cleaner with the secondary element, and a balanced heating system to prevent over-heating
  • Thanks to the hydraulic wet disc, sound guard cab, and improved controls, the tractor offers ease of use and maximum maneuverability for effortless operations
  • Due to three transmissions, you can select the best gear options and perform on various ground and terrains

John Deere 4630 tractor for all farmers

For all indecisive farmers, the information below will help you know the facts better and see if the high-torque vehicle is the best solution for your needs.

John Deere 4630 history

The John Deere 4630 row-crop tractor was a Generation II tractor produced by John Deere in Waterloo, Iowa, between 1973 and 1977. The machine was famous for the John Deere engine – a six-cylinder aftercooled turbocharged diesel liquid-cooled engine with three transmission types.

The John Deere 4630 row-crop tractor was sold for the USA original price of $27,080 (1977). And the serial numbers included the following digits:

  • 1973: 1000
  • 1974: 7022
  • 1975: 11717
  • 1976: 18392
  • 1977: 25794

If you need replacement parts, please ensure the parts match the given numbers for optimal performance.

John Deere 4630 mechanical specs

is a john deere 4630 a good tractor

The John Deere 4630 is a reliable and powerful tractor with several top-of-the-line mechanical features. It comes standard with a 4×2 2WD or 4×4 HFWD 4WD chassis.

The 4630 offers a choice between 8-speed partially synchronized transmission, 16-speed partial power shift, or 8-speed full power shift. Combined with all these features, this tractor is well-suited for any farm operation.

Chassis4×2 2WD
4×4 HFWD 4WD
Final drivesplanetary
Differential lockhydro-mechanical rear
Brakesdifferential hydraulic wet disc
CabSound-Gard cab with an air-conditioning standard
Transmissions8-speed partially synchronized
16-speed partial power shift
8-speed full power shift

John Deere 4630 dimensions

The John Deere 4630 is a great agricultural tractor with impressive dimensions designed to make any job easier. The overall construction provides smooth performance and enough power for limitless versatility. It is a reliable agricultural tractor that any farmer or rancher would be proud to own.

Wheelbase112.65 inches (286 cm)
Length171.2 inches (434 cm)
Height (steering wheel)93.6 inches (237 cm)
Height (cab)116.9 inches (296 cm)
Operating weight16250 lbs (7371 kg)
Clearance (front axle)24.9 inches (63 cm)
Clearance (rear axle)28.1 inches (71 cm)
Clearance (drawbar)15.4 inches (39 cm)
Rear axleRack-and-pinion: 3.62×96 inches (91×2438 mm)
Rack-and-pinion: 3.62×108 inches (91×2743 mm)
Rack-and-pinion: 3.62×118 inches (91×2997 mm)
Rack-and-pinion: 3.94×118 inches (100×2997 mm)
Front tread56-83.6 inches (142-212 cm)
64-95.6 inches (162-242 cm)
72-88 inches (182-223 cm) (4WD)
Rear tread60-105.6 inches (152-268 cm)
60-118 inches (152-299 cm)
60-128.3 inches (152-325 cm)

John Deere 4630 engine

The John Deere 6430 engine is a powerful diesel-powered 6-cylinder liquid-cooled inline horizontal-shaft engine designed to perform in the most demanding environments.

It features an aftercooled turbocharged design, a pressure cooling system, and a centrifugal pump with thermostatic heat control.

It also has a dry air cleaner with a secondary micronic filter element for additional filtration and full pressure. The engine also provides a full-flow lubrication system.

With these features, the John Deere 6430 engine can provide reliable power for a variety of applications.

ENGINEJohn Deere aftercooled turbocharged diesel
6-cylinder liquid-cooled inline horizontal-shaft
Displacement404 ci (6.6 L)
Cylinder Bore4.25×4.75 inches (108×121 mm) (piston stroke)
Air cleanerdry with a secondary element
Pre-heatingether injection (coolant heater)
Compression ratio rating16.0:1
Rated RPM2200
Firing order1-5-3-6-2-4
Starter volts12 V
Engine Oil Capacity17 qt (16.1 L)
Coolant capacity36 qt (34.1 L)
Fuel tank capacity65 gallons (246 L)

John Deere 4630 power & PTO

The John Deere 4630 is a reliable tractor, capable of providing up to 150 hp (111.9 kW) power through its PTO system. It has proven to be a dependable tractor for all your power needs. Whether plowing the fields, tilling the soil, or any other demanding task, this reliable machine can handle it easily.

PTO (claimed)150 hp (111.9 kW)
Drawbar (tested)127.92 hp (95.4 kW)
PTO (tested)150.66 hp (112.3 kW)
Rear PTOindependent
Rear RPM1000 (1.375)

John Deere 4630 transmission

The John Deere 4630 row-crop tractor offers three transmission types, including:

  1. John Deere Syncro-range transmission
  2. John Deere quad-range transmission
  3. John Deere power-shift transmission.

All transmissions provide different gear mechanisms for optimal performance and maneuverability. Let’s see the main specs below.

1. Transmission

TransmissionJohn Deere Syncro-Range
Typepartially synchronized
Gears8 forward and 2 reverse
Clutchhydraulic wet disc

2. Transmission

TransmissionJohn Deere Quad-Range
Typepartial power shift
Gears16 forward and 6 reverse
Clutchhydraulic wet disc

3. Transmission

TransmissionJohn Deere Power Shift
Typefull power shift
Gears8 forward and 4 reverse
Clutchhydraulic wet discs

John Deere 4630 hydraulics

The John Deere 4630 tractor has a closed-center hydraulic system that allows for the operation of up to three valves, providing an efficient and effortless way to control numerous implements. The hydraulics are designed with direct-acting pumps and controls, providing superior response time and increased power. This design also offers easy access and simple maintenance when needed.

Typeclosed center
Valves1 to 3

John Deere 4630 tractor hitch

The John Deere 4630 tractor hitch is a durable and reliable attachment designed to provide maximum pulling power for your tractor. It boasts Category 3 with an impressive lift capacity of 5260 pounds (2385 kg).

The hitch is designed to fit securely onto the back of the tractor and offers superior stability when dragging heavy loads.

The hitch has been tested to operate with precision and accuracy in all conditions, making it an ideal choice for farmers and other users of large tractors.

With heavy-duty construction and easy installation, the John Deere 4630 tractor hitch will provide excellent performance.

Rear lift5260 lbs (2385 kg)

John Deere 4630 tires

John Deere 4630 tractors feature a range of tire options specifically designed to meet the needs of your farm or ranch.

These tires provide superior traction, stability, and support to the tractor while working in all types of terrain.

They are designed to give maximum efficiency when operating on wet surfaces or during heavy-duty tasks such as pulling a harrow or mower.

Ag front10.00-16
Ag rear18.4-38
Ag front14L-16A
Ag rear24.5-32

John Deere 4630 electrical system

how much horsepower does a john deere 4630 have

The John Deere 4630 tractor is equipped with a reliable and efficient electrical system. It has a Negative ground, an alternator charging system, and two 6 Volt batteries.

This ensures that all the tractor’s components receive adequate power for optimal performance. The robust electrical system also helps protect against unexpected power spikes or other issues that can damage the tractor.

Charging systemalternator
Battery volts6

John Deere 4630 attachments

As a row-crop tractor, the John Deere 4630 uses various attachments to ensure effortless operations. However, the most prominent tractor implement is the John Deere 158 loader. Let’s see the data below.

John Deere 158 loader

Loader typefront-end loader
Loader weight1,771 lbs (803kg)
Height (to pin)156 inches (396 cm)
Clearance, dumped bucket132 inches (335 cm)
Dump reach32 inches (81 cm)
Dump angle37 degrees
Rollback angle12 degrees
Breakout force (lift)5,000 lbs (2268 kg)
Lift to full height (at pin)3,800 lbs (1723 kg)
Bucket capacity0.5 cu yd (0.4 cu m)
0.6 cu yd (0.5 cu m)
0.8 cu yd (0.6 cu m)
0.9 cu yd (0.7 cu m)
Bucket width60 inches (152 cm)
72 inches (182 cm)
84 inches (213 cm)
96 inches (243 cm)

What are the alternatives?

The 6430 row-crop tractor has various counterparts suitable for multiple operations. Some of the most prominent competitors are the JD 4440 and 4620. Let’s learn about their differences.

4630 vs.4440

  • 4440 had an alternative option – the 440 Hi-crop model
  • the 4440 is younger than the 4630
  • 4630 has higher PTO and engine power than 4440
  • 4630 offers three transmissions, while 4440 offers two modes
  • 4630 is less expensive than 4440

4630 vs. 4620

  • 4620 was less expensive than 4630
  • 4620 was the older generation of the row-crop tractors
  • 4620 offered less engine power than the 4630
  • 4620 offered two John Deere-type transmissions, whereas 4630 had three


As you can see, the John Deere 4630 is an ideal row-crop unit, suitable for various operations and high performance. Nowadays, you can find it at your local auctions and official dealers. But first, ensure the parts match the serial numbers.

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Ben Bareja

Ben Bareja, the owner-founder-webmaster of This website was conceptualized primarily to serve as an e-library for reference purposes on the principles and practices in crop science, including basic botany. Read more here

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