International Harvester

3400A

Farm tractor · 1972–1975 · 58 hp

The International Harvester 3400A is a farm tractor manufactured from 1972 to 1975. It features a International Harvester D-179 engine, and four-post steering. The transmission is a shuttle type with 8 forward and reverse.

Engine

EngineInternational Harvester D-179
Fuel Typediesel
Cylinders3
Coolingliquid-cooled
Displacement179 ci (2.9 L)
Bore3.88 in (98 mm)
Stroke5.06 in (129 mm)
Power Gross58 hp (43.3 kW)
Power Net50 hp (37.3 kW)
Power PTO40 hp (29.8 kW)
Power Drawbar32 hp (23.9 kW)
Starter Volts12
Oil Capacity8 qts (7.6 L)
Coolant Capacity12.5 qts (11.8 L)
ManufacturerInternational Harvester
Rated2,400 RPM
Idle900-2400 RPM

Transmission

Transmission Typeshuttle
Gears8 forward and reverse
Transmission DescriptionFour gears in two ranges with shuttle.
Clutchdry disc
Available Options8-speed shuttle, hydrostatic, 8-speed gear

Hydraulics

Total Flow25.2 gpm (95.4 lpm)
Steering Flow2.7 gpm (10.2 lpm)

Electrical

Battery Volts12
Battery Ah78
Charging Amps32
Charging Systemalternator

Dimensions

Width71 in (180 cm)
Height66 in (167 cm)
Height Rops111 in (281 cm)
Wheelbase80.5 in (204 cm)
Front Tread62 in (157 cm)
Rear Tread60 in (152 cm)

Tires & Tracks

Front Ag7.50-16
Rear Ag14.9-24
Front Industrial7.50-16, 11L-16
Rear Industrial14.9-24, 17.5L-24

Fuel

Capacity24 gal (90.8 L)

Steering

Typefour-post

Cab

Caboptional

Attachments

Front-end loaderBackhoe
Digging Depth172 in (436 cm)
Backhoe ModelInternational Backhoe