• Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1960–1969

WhichTractor size, not the maker’s category

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

J.I. Case 431 specs: hp, weight, years

CASE G-188 D four-cylinder diesel. The manufacturer claimed 35.0 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

35.0 hp

26.1 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Case 431”, 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
3,838 lb
Hyd. flow
8.5 gpm
Top speed
12.4–21.7 mph

J.I. Case 431 specs: key facts

  • The J.I. Case 431 was built from 1960 to 1969.

  • The J.I. Case 431 has a claimed engine power (gross or net not stated) of 26.1 kW (35.0 hp); it has no measured PTO figure.

  • The J.I. Case 431 is two-wheel drive (2WD).

  • The J.I. Case 431 has a CASE G-188 D engine, a 4-cylinder 3.09 L diesel unit.

  • The J.I. Case 431 weighs 1,741 kg (3,838 lb) unladen.

  • The J.I. Case 431 has an independent rear PTO running at 540 rpm.

  • The hydraulic pump of the J.I. Case 431 delivers 32.2 L/min (8.5 gpm).

Source · Traktorenlexikon, “Case 431”

How does the 431 compare with its class?

  • Limitation:

    Four forward gears is low for its class — 33% below the median of 6 across the 174 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 174 comparable records. How we work this out

Illustration of the 1960–1969 J.I. Case 431, a 35 hp farm tractor, a drawing generated from its specification record
Illustration — not a photograph

How much horsepower does a 431 have?

The only figure for the 431 is 35.0 hp (26.1 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)
35.0 hp

Source · Traktorenlexikon, “Case 431”

What engine is in a 431?

A 431 has a CASE G-188 D, a 4-cylinder 3.09 L diesel engine.

Engine — 431 engine specifications
Make & modelCASE G-188 D
Cylinders4, liquid-cooled
Displacement188.4 ci · 3.09 L
Electrical system12 V

Source · Traktorenlexikon, “Case 431”

How much will a 431 lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the 431 are below.

Hydraulics & PTO — 431 hydraulics and PTO specifications
Pump flow8.5 gpm · 32.2 L/min
Hitch categoryCategory 1
Rear PTOIndependent, engine-driven, 540 rpm

Source · Traktorenlexikon, “Case 431”

What transmission does a 431 have?

Transmission specifications for the 431 are below.

Transmission — 431 transmission specifications
SteeringMechanical worm gear steering with hydraulic power steering aid
Top speed12.4–21.7 mph · 20–35 km/hthe article lists alternatives

Source · Traktorenlexikon, “Case 431”

How much does a 431 weigh?

A 431 weighs 3,838 lb (1,741 kg) unladen.

Weights & dimensions — 431 weights and dimensions
Unladen weight3,838 lb · 1,741 kgGP: 1,796
Wheelbase85.0 in · 2,159 mmGP: 2,019
Length130.1 in · 3,305 mmGP: 3,235
Width79.6 in · 2,022 mm
Height57.0 in · 1,448 mm
Ground clearance20.1 in · 510 mm
Rear track48.0–88.0 in · 1,219–2,235 mm
Turning radius, braked7.9 ft · 2.41 m

Source · Traktorenlexikon, “Case 431”

What oil does a 431 take, and how much?

A 431 engine takes 5.0 qt (4.7 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

431 fluid capacities, grades and service intervals
SystemCapacity
Engine oil5.0 qt · 4.7 LSource: Traktorenlexikon, “Case 431” · single source, not independently verified
Transmission44.0 qt · 41.6 LSource: Traktorenlexikon, “Case 431” · single source, not independently verified
Cooling system13.5 qt · 12.8 LSource: Traktorenlexikon, “Case 431” · single source, not independently verified

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

Which tractors compare with a 431?

Within 10% of its 33.5 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 J.I. Case 431

Is a 431 two-wheel drive or four-wheel drive?

The J.I. Case 431 is two-wheel drive (2WD).

What PTO does a 431 have?

A 431 has a independent 540 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Case 431”.

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: Case 431 — CC BY-SA 4.0, WIKIBOOKS-TL-115278 · revision 989834. Wikibooks contributors (Traktorenlexikon). Original document