Tractor Reference

John Deere 3030 Tractor Specs (1978-1979)

John Deere 3030 tractor specifications for 1978-1979, with a 329 ci 5.4 L engine, Hi-Lo transmission, independent PTO, closed-center hydraulics, and lift capacity.

John Deere 3030 overview

Built from 1978 to 1979, the John Deere 3030 has a 329 ci 5.4 L engine rated at 93.8 hp 69.9 kW gross and 84.5 hp 63.0 kW net at 2500 rpm. Its independent rear PTO is listed as 540/1000, with 540 rpm at 2170 engine rpm.

Closed-center hydraulics have 12.4 gpm 46.9 lpm pump flow. The Category II rear hitch lists 7452 lbs 3380 kg of lift. Fuel capacity is 28 gal 106.0 L, and hydraulic capacity is 15 gal 56.8 L.

Years1978-1979
Engine329 ci 5.4 L
TransmissionHi-Lo
Rear PTO540/1000

Quick answers

  • EngineThe 329 ci 5.4 L engine is rated at 93.8 hp 69.9 kW gross and 84.5 hp 63.0 kW net.
  • TransmissionThe Hi-Lo transmission has 12 forward and 6 reverse gears with a dry-disc clutch.
  • Rear PTOThe independent rear PTO is 540/1000, with 540 rpm at 2170 engine rpm.
  • Rear hitchThe Category II rear hitch lists 7452 lbs 3380 kg of lift.

Engine and Power

The 329 ci 5.4 L engine is rated at 93.8 hp 69.9 kW gross and 84.5 hp 63.0 kW net at 2500 rpm.

Diesel engine

Displacement329 ci 5.4 L
Rated Rpm2500
Engine Oil Capacity12.2 qts 11.5 L
Coolant Capacity20.1 qts 19.0 L

Manufacture years

1978-1979

Transmission

The Hi-Lo transmission has 12 forward and 6 reverse gears with a dry-disc clutch.

Hi-Lo

NameHi-Lo
Gears12 forward and 6 reverse
Clutchdry disc

PTO and Hitch

The independent rear PTO is 540/1000, with 540 rpm at 2170 engine rpm.

Rear PTO

independent

Rear PTO type

540/1000

Engine RPM

540@2170

Rear hitch

II

Rear lift

7452 lbs 3380 kg

Hydraulics

Closed-center hydraulics have 12.4 gpm 46.9 lpm pump flow at 2248 psi 155.0 bar.

Type

closed center

Capacity

15 gal 56.8 L

Pressure

2248 psi 155.0 bar

Pump flow

12.4 gpm 46.9 lpm

Fluids, Battery, and Service Facts

Listed capacities include 28 gal 106.0 L of fuel, 12.2 qts 11.5 L of engine oil, and 20.1 qts 19.0 L of coolant.

Fuel tank

28 gal 106.0 L

Hydraulic system

15 gal 56.8 L

Accuracy Note

Tractor specifications can vary by year, region, factory configuration, installed equipment, and later repairs. Match serial range, engine, transmission, PTO setup, and model code before ordering parts or doing service work.