WhichTractor
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1971–1974
  • 5,558 built

WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

International Harvester 824 (A) specs: hp, weight, years

INTERNATIONAL-HARVESTER D-239 or D-246 four-cylinder diesel. The manufacturer claimed 73.0 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

73.0 hp

54.4 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “McCormick 824 (A)”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
6,934 lb
Hyd. flow
7.7 gpm
Top speed
18.6 mph

International Harvester 824 (A) specs: key facts

  • The International Harvester 824 (A) was built from 1971 to 1974.

  • The International Harvester 824 (A) has a claimed engine power (gross or net not stated) of 54.4 kW (73.0 hp); it has no measured PTO figure.

  • The International Harvester 824 (A) was offered in two-wheel-drive and four-wheel-drive versions.

  • The International Harvester 824 (A) has a INTERNATIONAL-HARVESTER D-239 or D-246 engine, a 4-cylinder diesel unit.

  • The International Harvester 824 (A) weighs 3,145 kg (6,934 lb) unladen.

  • The International Harvester 824 (A) has an independent rear PTO running at 540/1000 rpm.

  • The hydraulic pump of the International Harvester 824 (A) delivers 29.2 L/min (7.7 gpm).

Source · Traktorenlexikon, “McCormick 824 (A)”

How does the 824 (A) compare with its class?

  • Limitation:

    Eight forward gears is low for its class — 33% below the median of 12 across the 393 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 405 comparable records. How we work this out

Illustration of the 1971–1974 International Harvester 824 (A), a 73 hp farm tractor, four-wheel-drive version, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version

How much horsepower does an 824 (A) have?

The only figure for the 824 (A) is 73.0 hp (54.4 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
73.0 hp

Source · Traktorenlexikon, “McCormick 824 (A)”

What engine is in an 824 (A)?

An 824 (A) has an INTERNATIONAL-HARVESTER D-239 or D-246, a 4-cylinder diesel engine.

Engine — 824 (A) engine specifications
Make & modelINTERNATIONAL-HARVESTER D-239 or D-246
Cylinders4, liquid-cooled
Max torque185 lb·ft · 251 N·m @ 1,530 rpm
InjectionDirect injection
Electrical system12 V

Source · Traktorenlexikon, “McCormick 824 (A)”

How much will an 824 (A) lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the 824 (A) are below.

Hydraulics & PTO — 824 (A) hydraulics and PTO specifications
Pump flow7.7 gpm · 29.2 L/min
Pressure2,988 psi · 206 bar
Hitch categoryCategory 2
Rear PTOIndependent, engine-driven, 540/1000 rpm @ 1,980 engine rpmEngages under loadGround-speed PTO available

Source · Traktorenlexikon, “McCormick 824 (A)”

What transmission does an 824 (A) have?

Transmission specifications for the 824 (A) are below.

Transmission — 824 (A) transmission specifications
ClutchPedal-operated dry LuK single-disc clutch
SteeringHydrostatic ZF-ROSS steering
Top speed18.6 mph · 30 km/h

Source · Traktorenlexikon, “McCormick 824 (A)”

How much does an 824 (A) weigh?

An 824 (A) weighs 6,934 lb (3,145 kg) unladen.

Weights & dimensions — 824 (A) weights and dimensions
Unladen weight6,934 lb · 3,145 kgtwo-wheel-drive version
Wheelbase83.5 in · 2,120 mm
Length131.4 in · 3,337 mmtwo-wheel-drive version
Width78.3 in · 1,990 mm
Height98.0 in · 2,489 mm
Ground clearance17.8 in · 453 mmtwo-wheel-drive version
Front track52.0–67.7 in · 1,320–1,720 mm
Rear track61.4–77.2 in · 1,560–1,960 mm
Turning radius, braked12.5 ft · 3.80 m

Source · Traktorenlexikon, “McCormick 824 (A)”

What oil does an 824 (A) take, and how much?

An 824 (A) engine takes 9.5 qt (9.0 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

824 (A) fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.5 qt · 9.0 LSource: Traktorenlexikon, “McCormick 824 (A)” · single source, not independently verified
Transmission45.4 qt · 43.0 LSource: Traktorenlexikon, “McCormick 824 (A)” · single source, not independently verified
Hydraulic17.8 qt · 16.8 LSource: Traktorenlexikon, “McCormick 824 (A)” · single source, not independently verified
Final drives3.9 qt · 3.7 LSource: Traktorenlexikon, “McCormick 824 (A)” · single source, not independently verified
Cooling system20.6 qt · 19.5 LSource: Traktorenlexikon, “McCormick 824 (A)” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with an 824 (A)?

Within 10% of its 62.1 hp at the PTO as the maker claimed it, with no laboratory test on file, the same type, and first built within 15 years of it.

Common questions about the International Harvester 824 (A)

Is an 824 (A) two-wheel drive or four-wheel drive?

The International Harvester 824 (A) was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does an 824 (A) have?

An 824 (A) has a independent 540/1000 rpm rear PTO.

What serial numbers does an 824 (A) carry?

The source prints serial numbers DO1 0001 D 201.000 to DO1 0001 D 206.559. It does not say whether that is the tractor’s or the engine’s number, and we never work out a year from a serial number.

Sources and how this page was built

Compiled from Traktorenlexikon, “McCormick 824 (A)”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: McCormick 824 (A) — CC BY-SA 4.0, WIKIBOOKS-TL-118109 · revision 1059864. Wikibooks contributors (Traktorenlexikon). Original document