Open operator station. Optional four-post Roll-Gard ROPS. Optional Sound-Gard cab with heat and air-conditioning available.
Final Drives
planetary
Differential Lock
hydro-mechanical rear OptOptional
Capacity
Fuel
35 gal132.5 L
Hydraulic System
13 gal49.2 L
Hydraulics
Type
closed center
Capacity
13 gal49.2 L
Pressure
2250 psi155.1 bar
Valves
1 to 3
Pump Flow
23 gpm87.1 lpm
Hitch
Rear Type
II
Pto
Rear Pto
independent
Rear Type
540/1000 (1.375)
Engine Rpm
540@2100
Engine Rpm
1000@2100
Serial Numbers
FAQ: How to read a serial number table.
1973
1000
1974
6700
1975
10153
1976
13022
1977
15417
Final
16689
Electrical
Ground
negative
Charging System
alternator
Charging Amps
55
Diesel Batteries
2
Gasoline Batteries
1
Diesel Battery Volts
6
Gasoline Battery Volts
12
Diesel Battery Group
5D
Gasoline Battery Group
30H
4030 / 02
Under the hood
Engine Detail (Option 1)
John Deere
diesel
6-cylinder
liquid-cooled inline horizontal-shaft
Displacement
329 ci5.4 L
Bore Stroke
4.02x4.33 inches102 x 110 mm
Air Cleaner
dry with secondary element
Pre Heating
ether injection
Pre Heating
coolant heater OptOptional
Compression Ratio
16.2:1
Rated Rpm
2500
Idle Rpm
800-2660
Operating Rpm
1500-2500
Firing Order
1-5-3-6-2-4
Starter
electric
Starter Volts
12
Oil Capacity
17 qts16.1 L
Coolant Capacity
22 qts20.8 L
Intake Valve Clearance
0.014 inches0.356 mm
Exhaust Valve Clearance
0.018 inches0.457 mm
Fuel Type
diesel
Cylinders
6
Cooling
liquid-cooled inline horizontal-shaft
Engine Detail (Option 2)
John Deere
gasoline
6-cylinder
liquid-cooled inline
The gasoline engine was available only during the 1973 model year on the 4030.
Displacement
303 ci5.0 L
Bore Stroke
3.86x4.33 inches98 x 110 mm
Compression Ratio
7.6:1
Rated Rpm
2500
Firing Order
1-5-3-6-2-4
Starter
electric
Starter Volts
12
Oil Capacity
17 qts16.1 L
Sparkplug Gap
0.025 inches0.635 mm
Point Gap
0.020 inches0.508 mm
Intake Valve Clearance
0.014 inches0.356 mm
Exhaust Valve Clearance
0.022 inches0.559 mm
Fuel Type
gasoline
Cylinders
6
Cooling
liquid-cooled inline
Engine Options
John Deere 5.4L 6-cyl diesel
John Deere 5.0L 6-cyl gasoline
4030 / 03
Gears & controls
Transmission (Option 1)
Four shift stations with two gears each, plus reverse gear in the first two shift stations. Tractor must be stopped, and clutch used, to shift between stations. Once in a shift station the tractor may be shifted on the move, using the clutch, between the gears in that station.
Transmission
John Deere Syncro-Range
Transmission Type
partially synchronized
Gears
8 forward and 2 reverse
Clutch
hydraulic wet disc
Oil Capacity
64 qts60.6 L
Speeds Description
With 18.4-38 rear tires.
Transmission (Option 2)
Four gears (1-4) in four ranges (A-D). Power shift between gears 1-2 and 3-4 in each range with a synchronized shift (using clutch) between 2-3. Tractor must be stopped to shift range.
Transmission
John Deere Quad-Range
Transmission Type
partial power shift
Gears
16 forward and 6 reverse
Clutch
hydraulic wet disc
Oil Capacity
64 qts60.6 L
Transmission (Option 3)
Optional creeper range adds additional speeds to the first five gears of the Syncro-Range transmission. An interlock prevents shifting into gears 6 through 8 while the creeper is engaged.
