John Deere 3420

Production: 1970 - 1975  

Production
Manufacturer:	John Deere
Type:	Row-Crop tractor
Factory:	Rosario, Argentina

John Deere 3420 Power
Engine:	77 hp 57.4 kW

Mechanical
Chassis:	4x2 2WD
Final drives:	planetary
Steering:	power
Brakes:	hydraulic wet disc
Cab:	Open operator station.
Transmission:	8-speed

Hydraulics
Type:	closed center

Tractor hitch
Rear Type:	II

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	540

3420 Serial Numbers
Location:	Serial number plate below the steering column.

Electrical
Charging system:	alternator
Charging amps:	28
Batteries:	2
Battery volts:	6

Engine Detail
John Deere
diesel
6-cylinder
liquid-cooled inline
Displacement:	302.7 ci 5.0 L
Bore/Stroke:	4.016x4.331 inches 102 x 110 mm
Power:	77 hp 57.4 kW
Air cleaner:	dry
Compression:	16.7:1
Rated RPM:	2500
Torque:	221 lb-ft 299.7 Nm
Torque RPM:	1250
Starter volts:	12

Transmission
Transmission:	Syncro-Range
Gears:	8 forward and 2 reverse

Dimensions
Wheelbase:	100.4 inches 255 cm
Length:	161 inches 408 cm
Height (hood):	67.3 inches 170 cm
Height (exhaust):	88.2 inches 224 cm
Shiping weight:	7668 lbs 3478 kg
Ground clearance:	13.4 inches 34 cm