John Deere 4030 Tractor Parts
4030 parts and accessories
The John Deere 4030, manufactured from 1973 to 1977, was a popular utility tractor known for its reliability and versatility. Powered by a robust 80 horsepower diesel engine, it delivered ample power for various farming tasks. With a PTO horsepower rating of 67, the 4030 quickly became a favorite among farmers for its ability to handle a wide range of implements, making it a dependable workhorse in the field.
The John Deere 4030 was introduced in 1973 as part of the '30 series' line of tractors, replacing earlier models and offering improved performance and operator comfort. Production continued until 1977. The tractor features a John Deere 404 CID (6.6L) 4-cylinder diesel engine producing approximately 80 engine horsepower. Some models may have been equipped with a gasoline engine option but this was less common. Transmission options included a Syncro Range transmission with 8 forward and 2 reverse gears, or a Quad Range transmission with 16 forward and 6 reverse gears. The 4030 offered a PTO horsepower of around 67, typically with a 540 RPM PTO. The hydraulic system had a capacity of around 23 GPM, usually with two remote valves available. Its 3-point hitch was a Category II, with a lift capacity of approximately 4,000 lbs. Commonly used for row crop work, hay baling, livestock feeding operations, and light tillage, the 4030 distinguished itself with its balanced power, relatively simple design, and comfortable operator station compared to earlier models.
Specifications
| Engine | John Deere 404 CID (6.6L) 80 HP Diesel |
|---|---|
| PTO HP | 67 HP @ 540 RPM |
| Transmission | Syncro Range 8F/2R or Quad Range 16F/6R |
| Hydraulics | 23 GPM, 2 remotes |
| 3-Point Hitch | Category II, 4000 lbs lift |
| Fuel Capacity | 34 gallons |
| Weight | 8,360 lbs |
| Years Produced | 1973-1977 |
Maintenance Tips
- Change engine oil and filter every 250 hours using a high-quality oil that meets John Deere specifications.
- Inspect and clean or replace hydraulic filters every 500 hours to maintain hydraulic system performance and prevent damage.
- Regularly check and maintain the fuel system, including fuel filters and injectors, to ensure optimal engine performance and fuel efficiency. Drain water from the fuel tank periodically.
- Before seasonal storage, thoroughly inspect the tractor, change fluids, lubricate all grease points, and protect the battery from freezing temperatures.
History & Background
The John Deere 4030 was released in 1973 as a modern utility tractor for the time, offering improved features and power compared to its predecessors. It remained largely unchanged throughout its production run until 1977, cementing its place as a reliable and popular model in the John Deere lineup and agricultural history.
Frequently Asked Questions
What engine is in the John Deere 4030?
The John Deere 4030 is equipped with a John Deere 404 CID (6.6L) 4-cylinder diesel engine, producing approximately 80 horsepower.
What is the PTO horsepower on a 4030?
The PTO horsepower rating for the John Deere 4030 is approximately 67 HP, operating at 540 RPM.
What oil filter fits the 4030?
The oil filter commonly used for the John Deere 4030 is a John Deere AR51787 or cross-references to Wix 51794, NAPA 1794, or equivalent.
What are common parts needed for the 4030?
Common parts needed for the John Deere 4030 include oil filters, fuel filters, hydraulic filters, fan belts, hydraulic cylinder seals, tie rod ends, and clutch components.

AR389R - Shifter Cam Shaft Seal
SKU: AR389R
28 in stock

AR31946 - Brake Valve Overhaul Kit
SKU: AR31946
1098 in stock

AR28487 - Fiber Brake Pad (3/Bag)
SKU: AR28487
1320 in stock

RE16495 - Connecting Rod
SKU: RE16495
27 in stock

R97352 - Oil Filter Inlet Gasket
SKU: R97352
41 in stock

R97351 - Flywheel Housing Gasket
SKU: R97351
24 in stock

R97345 - Pan Gasket
SKU: R97345
10 in stock

R97344 - Pan Gasket
SKU: R97344
56 in stock

R97342 - Pan Gasket
SKU: R97342
143 in stock

R96456 - Intake Valve (Std) Insert
SKU: R96456
154 in stock

R92426 - Head Gasket
SKU: R92426
22 in stock

R90648 - Cylinder Block Plate Gasket
SKU: R90648
12 in stock

R89879 - Turbo Mounting Gasket
SKU: R89879
43 in stock

R81989 - Front Crankshaft Sleeve
SKU: R81989
323 in stock

R81275 - Air Inlet Gasket
SKU: R81275
40 in stock

R80033 - Connecting Rod (2.750" Long) Capscrew
SKU: R80033
131 in stock

R79629 - Intake (.015") Valve
SKU: R79629
16 in stock

R79628 - Intake (.003") Valve
SKU: R79628
15 in stock

R79626 - EXHAUST (.015") VALVE
SKU: R79626
10 in stock

R79625 - Exhaust (.003") Valve
SKU: R79625
228 in stock

R79624 - Exhaust (Std) Valve
SKU: R79624
109 in stock

R79623 - Intake (Std) Valve
SKU: R79623
87 in stock

R79606 - Tee Fitting
SKU: R79606
259 in stock

R79605 - Grommet
SKU: R79605
5681 in stock
