John Deere tractor · 1973-1977

John Deere 4030 Tractor

Name: John Deere 4030 Tractor
Brand: John Deere

The John Deere 4030 is a 1973-1977 Generation II row-crop tractor with 80.33 tested PTO hp and a strong closed-center hydraulic system. It is a versatile classic for field and PTO work, provided its transmission and hydraulic systems have been maintained correctly.

Production years

1973-1977

Engine

5.4 L six-cylinder diesel; 5.0 L petrol available in 1973 only

Power

80 hp claimed PTO; 67.03 hp tested drawbar; 80.33 hp tested PTO

Weight approx.

3,330 kg shipping; 4,165 kg operating

John Deere 4030 specifications

Production years	1973-1977
Engine	5.4 L six-cylinder diesel; 5.0 L petrol available in 1973 only
Power	80 hp claimed PTO; 67.03 hp tested drawbar; 80.33 hp tested PTO
Transmission	Eight-speed partially synchronized, 16-speed partial powershift, or 13-speed creeper
PTO	Independent rear PTO, 540/1,000 rpm
Weight approx.	3,330 kg shipping; 4,165 kg operating
Fuel type	Diesel; petrol was available for the 1973 model year only
Hydraulics	Closed-center, 23 gpm pump flow

What the 4030 is used for

The 4030 is suitable for hay tools, planting, tillage, loader work, and PTO-driven equipment within its power range. Its independent PTO, power steering, and high-capacity hydraulics make it more capable for varied work than many earlier tractors.

Select implements based on the transmission and PTO configuration actually fitted. A Sound-Gard cab, Roll-Gard ROPS, and hydraulic differential lock were options, so equipment level varies materially between tractors.

Why the John Deere 4030 stands out

The 4030 brings 80.33 tested PTO hp, closed-center hydraulics rated at 23 gpm, and several transmission choices to the Generation II platform. Deere built 15,690 total units in Waterloo, Iowa, including 222 petrol models.

Buying a used John Deere 4030

Determine whether the tractor has the eight-speed, partial-powershift, or creeper transmission, then test each range and shift function under operating temperature. Inspect hydraulic response and remote valves, verify PTO engagement at both speeds, and confirm whether a diesel or the scarce 1973-only petrol engine is installed.

John Deere 4030 frequently asked questions

What is the tested PTO horsepower of a John Deere 4030?

TractorData lists 80.33 hp tested PTO power.

Does the John Deere 4030 have closed-center hydraulics?

Yes. Its hydraulic system is closed-center, with 23 gpm pump flow listed by TractorData.

Was a cab available on the John Deere 4030?

Yes. A Sound-Gard cab with heat and air conditioning was optional.

Specifications are commonly cited figures for general reference; exact figures vary by year and serial number, so confirm against TractorData.com and the machine's records. Used tractor values vary by condition and region. Page updated 4 Nov 2026.

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