• Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1956–1962
  • 18,231 built

It sits on the utility/standard-size boundary, so either size is a fair description. 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 D-430 specs: hp, weight, years

INTERNATIONAL-HARVESTER DD-132 four-cylinder diesel. The manufacturer claimed 29.6 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

29.6 hp

22.1 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “McCormick D-430 Farmall”, 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
3,660 lb
3-point lift
1,323 lb
Hyd. flow
4.1 gpm
Top speed
12.4 mph

International Harvester D-430 specs: key facts

  • The International Harvester D-430 was built from 1956 to 1962.

  • The International Harvester D-430 has a claimed engine power (gross or net not stated) of 22.1 kW (29.6 hp); it has no measured PTO figure.

  • The International Harvester D-430 is two-wheel drive (2WD).

  • The International Harvester D-430 has a INTERNATIONAL-HARVESTER DD-132 engine, a 4-cylinder 2.18 L diesel unit.Source 2

  • The International Harvester D-430 weighs 1,660 kg (3,660 lb) unladen.

  • The International Harvester D-430 has a dependent rear PTO running at 540 rpm.

  • The three-point hitch of the International Harvester D-430 lifts 600 kg (1,323 lb) at the lower-link ends.

  • The hydraulic pump of the International Harvester D-430 delivers 15.5 L/min (4.1 gpm).

Source · Traktorenlexikon, “McCormick D-430 Farmall”

How does the D-430 compare with its class?

  • Limitation:

    A 30 L fuel tank is low for its class — 25% below the median of 40 L across the 117 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 139 comparable records. How we work this out

Illustration of the 1956–1962 International Harvester D-430, a 30 hp farm tractor, a drawing generated from its specification record
Illustration — not a photograph

How much horsepower does a D-430 have?

The only figure for the D-430 is 29.6 hp (22.1 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)
29.6 hp

Source · Traktorenlexikon, “McCormick D-430 Farmall”

What engine is in a D-430?

A D-430 has an INTERNATIONAL-HARVESTER DD-132, a 4-cylinder 2.18 L diesel engine.

Engine — D-430 engine specifications
Make & modelINTERNATIONAL-HARVESTER DD-132
Cylinders4, liquid-cooledSource 1
Displacement132.9 ci · 2.18 L
Max torque90 lb·ft · 122 N·mSource 1

Source · Traktorenlexikon, “McCormick DGD 4”

How much will a D-430 lift, and what is its hydraulic flow?

A D-430 lifts 1,323 lb (600 kg) at the lower-link ends.

Hydraulics & PTO — D-430 hydraulics and PTO specifications
Pump flow4.1 gpm · 15.5 L/min
Lift at ends1,323 lb · 600 kg
Rear PTODependent, transmission-driven, 540 rpmGround-speed PTO available
PTO shaft1 3/8"- 6 splines

Source · Traktorenlexikon, “McCormick D-430 Farmall”

What transmission does a D-430 have?

Transmission specifications for the D-430 are below.

Transmission — D-430 transmission specifications
ClutchFoot-operated dry single-plate clutch from Fichtel & Sachs
BrakesFoot-operated International Harvester disc brake
SteeringMechanically operated ZF-Gemmer steering
Top speed12.4 mph · 20 km/h

Source · Traktorenlexikon, “McCormick D-430 Farmall”

How much does a D-430 weigh?

A D-430 weighs 3,660 lb (1,660 kg) unladen.

Weights & dimensions — D-430 weights and dimensions
Unladen weight3,660 lb · 1,660 kg
Maximum permissible mass4,409 lb · 2,000 kg
Wheelbase74.0 in · 1,880 mm
Length115.4 in · 2,930 mm
Width64.6 in · 1,640 mm
Height61.0 in · 1,550 mm
Ground clearance15.2 in · 385 mm
Front track49.2–59.1 in · 1,250–1,500 mmthe article lists alternatives
Rear track49.2–74.8 in · 1,250–1,900 mm
Turning radius, braked9.2 ft · 2.80 m

Source · Traktorenlexikon, “McCormick D-430 Farmall”

What oil does a D-430 take, and how much?

A D-430 engine takes 7.3 qt (6.9 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

D-430 fluid capacities, grades and service intervals
SystemCapacity
Engine oil7.3 qt · 6.9 LSource: Traktorenlexikon, “McCormick D-430 Farmall” · single source, not independently verified
Transmission25.4 qt · 24.0 LSource: Traktorenlexikon, “McCormick D-430 Farmall” · single source, not independently verified
Hydraulic13.5 qt · 12.8 LSource: Traktorenlexikon, “McCormick D-430 Farmall” · single source, not independently verified
Cooling system14.8 qt · 14.0 LSource: Traktorenlexikon, “McCormick D-430 Farmall” · single source, not independently verified

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

Which tractors compare with a D-430?

Within 10% of its 28.1 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 D-430

Is a D-430 two-wheel drive or four-wheel drive?

The International Harvester D-430 is two-wheel drive (2WD).

What PTO does a D-430 have?

A D-430 has a dependent 540 rpm rear PTO on a 1 3/8"- 6 splines shaft.

What serial numbers does a D-430 carry?

The source prints serial numbers NT 250.001 to NT 268.235. It also records 5 changes by serial number. 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 D-430 Farmall”; and Traktorenlexikon, “McCormick DGD 4”.

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 D-430 Farmall — CC BY-SA 4.0, WIKIBOOKS-TL-118054 · revision 1056337. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: McCormick DGD 4 — CC BY-SA 4.0, WIKIBOOKS-TL-41177 · revision 1022333. Wikibooks contributors (Traktorenlexikon). Original document