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International Harvester 250A

International Harvester 250A tractor
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The International Harvester 250A is an industrial tractor produced from 1978 to 1982. It features a 3.9L 4-cylinder liquid-cooled diesel engine delivering up to 67 hp gross power. The tractor offers both gear and hydrostatic transmission options, with 8 forward and 4 reverse gears in the gear version and infinite speeds in the hydrostatic version. It has two-wheel drive, power steering, and independent hydraulic wet disc brakes. The 250A includes a two-post fixed ROPS for operator safety. Fuel capacity is 20 gallons, and the hydraulic system holds 14 gallons. The tractor hitch is category II/I, and the rear PTO is independent with a 540 rpm type. Dimensions include an 84-inch wheelbase, 138-inch length, and weights ranging from 5050 to 5250 pounds depending on configuration. Tires are 7.50x16 front and 14.9x24 rear. Variants include the standard 250A industrial tractor and the 250A TLB backhoe.
International Harvester 250Aindustrial tractor250A specs250A engine250A transmission250A dimensions250A hydraulics
Power-
Founded-
Model250A

Technical Specifications

Detailed specifications and technical data for International Harvester 250A

Power

Engine (net):60 hp (44.7 kW)
Engine (gross):67 hp (50.0 kW)

Engine

Type:diesel
Model:International Harvester D-239
Cooling:liquid-cooled
Cylinders:4-cylinder
Air cleaner:dry
Bore/Stroke:3.875x5.06 inches (98 x 129 mm)
Displacement:239 ci (3.9 L)
Oil capacity:10 qts (9.5 L)
Gear Rated RPM:2200
Hydro Rated RPM:2400
Coolant capacity:14 qts (13.2 L)
Gear Power (net):60 hp (44.7 kW)
Hydro Power (net):70 hp (52.2 kW)
Gear Power (gross):67 hp (50.0 kW)
Hydro Power (gross):80 hp (59.7 kW)

Capacity

Fuel:20 gal (75.7 L)
Hydraulic system:14 gal (53.0 L)

Variants

250A:industrial tractor
250A TLB:backhoe

Hydraulics

Type:open center
Capacity:14 gal (53.0 L)
Pressure:2500 psi (172.4 bar)
Pump flow:13.3 gpm (50.3 lpm)
Total flow:15.8 gpm (59.8 lpm)
Steering flow:2.5 gpm (9.5 lpm)

Mechanical

ROPS:Two-post fixed ROPS
Drive:Two-wheel drive
Brakes:Independent hydraulic wet disc brakes
Steering:Power steering

Production

Type:Industrial tractor
Years made:1978 - 1982
Manufacturer:International Harvester

Transmission

Type:gear
Gears:8 forward and 4 reverse
Clutch:279mm dry disc
Alternate type:hydrostatic
Alternate gears:infinite forward and reverse (2-range)

Tractor hitch

Rear Type:II/I

Dimensions & Tires

Width:79 inches (200 cm)
Height:86.3 inches (219 cm)
Length:138 inches (350 cm)
Rear tire:14.9x24
Wheelbase:84 inches (213 cm)
Front tire:7.50x16
Height (ROPS):89.5 inches (227 cm)
Width (Lo-Boy):83 inches (210 cm)
Ground clearance:9 inches (22 cm)
Gear Shipping weight:5050 lbs (2290 kg)
Hydro Shipping weight:5250 lbs (2381 kg)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:540