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.

R74210 - O-Ring (10 pk)
SKU: R74210
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R57637 - Seal (5 pk)
SKU: R57637
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R57636 - Washer (5 pk)
SKU: R57636
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R33259 - O-Ring (10 pk)
SKU: R33259
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R203463 - Hose Support
SKU: R203463
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R113050 - O-Ring
SKU: R113050
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R10093 - O-Ring
SKU: R10093
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AR92109 - 10:00 coil) 12V A6 Style w/ Clutch (1 groove 5.75" pulley New Compressor
SKU: AR92109
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AR90771 - Blower Motor Resistor
SKU: AR90771
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AR88076 - Evaporator
SKU: AR88076
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AR82014 - Switch Blower
SKU: AR82014
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AR77344 - Thermal Limiter Fuse (Pkg of 6)
SKU: AR77344
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AR71287-DEN - Denso A6 Style Clutch
SKU: AR71287-DEN
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AR66028 - Blower Wheel
SKU: AR66028
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AR65756 - Rec/Drier Outlet Line
SKU: AR65756
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AR65755 - Return line to Q.Cplr Plug (w/ 2 pc Ret Line) Line
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AR62497 - Blower Motor
SKU: AR62497
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SKU: AR59780
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AR59779 - Switch AC/HT Temp
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AR58287 - Suction Side Coupling Q. Cplr Female Half
SKU: AR58287
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SKU: AR58281
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AR58278 - Evap.Outlet Line to Rtn Line (2 pc Ret Line) Line
SKU: AR58278
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AR58152 - Evaporator
SKU: AR58152
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AR58147 - Suction Side Male Half Coupling
SKU: AR58147
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