• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1940–1950
  • 84,030 built

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

We looked and the record does not say what this machine is. How we decide what a machine is

ALLIS-CHALMERS Modell-C specs: hp, weight, years

The manufacturer claimed 18.2 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

18.2 hp

13.6 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Allis-Chalmers Modell C”, 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
2,200 lb
Top speed
7.5 mph

ALLIS-CHALMERS Modell-C specs: key facts

  • The ALLIS-CHALMERS Modell-C was built from 1940 to 1950.

  • The ALLIS-CHALMERS Modell-C has a claimed engine power (gross or net not stated) of 13.6 kW (18.2 hp); it has no measured PTO figure.

  • The ALLIS-CHALMERS Modell-C is two-wheel drive (2WD).

  • The ALLIS-CHALMERS Modell-C weighs 998 kg (2,200 lb) unladen.

  • The ALLIS-CHALMERS Modell-C has a rear PTO running at 560 rpm.

Source · Traktorenlexikon, “Allis-Chalmers Modell C”

How does the Modell-C compare with its class?

  • Limitation:

    Three forward gears is low for its class — 50% below the median of 6 across the 75 machines within 10% of its power that hold this figure.

  • Strength:

    A 54.6 L fuel tank is high for its class — 82% above the median of 30 L across the 66 machines within 10% of its power that hold this figure.

Derived by WhichTractor from 78 comparable records. How we work this out

Illustration of the 1940–1950 ALLIS-CHALMERS Modell-C, a 18 hp farm tractor, colour not recorded — shown unpainted, a drawing generated from its specification record
Illustration — not a photograph · colour not recorded — shown unpainted

How much horsepower does a Modell-C have?

The only figure for the Modell-C is 18.2 hp (13.6 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)
18.2 hp

Source · Traktorenlexikon, “Allis-Chalmers Modell C”

How much will a Modell-C lift?

Hydraulic and PTO specifications for the Modell-C are below.

Hydraulics & PTO — Modell-C hydraulics and PTO specifications
Rear PTO560 rpm
PTO shaft1 3/8"- 6 splines

Source · Traktorenlexikon, “Allis-Chalmers Modell C”

What transmission does a Modell-C have?

Transmission specifications for the Modell-C are below.

Transmission — Modell-C transmission specifications
ClutchFoot-operated spring-loaded dry Rockford single-plate clutch
SteeringMechanical Ross worm steering
Top speed7.5 mph · 12 km/h

Source · Traktorenlexikon, “Allis-Chalmers Modell C”

How much does a Modell-C weigh?

A Modell-C weighs 2,200 lb (998 kg) unladen.

Weights & dimensions — Modell-C weights and dimensions
Unladen weight2,200 lb · 998 kg
Wheelbase77.0 in · 1,956 mm
Length110.2 in · 2,800 mm
Width68.5 in · 1,740 mm
Height76.7 in · 1,949 mm
Ground clearance23.0 in · 584 mm
Front track10.5 in · 267 mm
Rear track52.0–80.0 in · 1,321–2,032 mm

Source · Traktorenlexikon, “Allis-Chalmers Modell C”

What oil does a Modell-C take, and how much?

A Modell-C engine takes 4.0 qt (3.8 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

Modell-C fluid capacities, grades and service intervals
SystemCapacity
Engine oil4.0 qt · 3.8 LSource: Traktorenlexikon, “Allis-Chalmers Modell C” · single source, not independently verified
Transmission4.0 qt · 3.8 LSource: Traktorenlexikon, “Allis-Chalmers Modell C” · single source, not independently verified
Cooling system9.6 qt · 9.1 LSource: Traktorenlexikon, “Allis-Chalmers Modell C” · single source, not independently verified

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

Which tractors compare with a Modell-C?

Within 10% of its 18.2 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the ALLIS-CHALMERS Modell-C

Is a Modell-C two-wheel drive or four-wheel drive?

The ALLIS-CHALMERS Modell-C is two-wheel drive (2WD).

What PTO does a Modell-C have?

A Modell-C has a 560 rpm rear PTO on a 1 3/8"- 6 splines shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “Allis-Chalmers Modell C”.

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: Allis-Chalmers Modell C — CC BY-SA 4.0, WIKIBOOKS-TL-116572 · revision 1001550. Wikibooks contributors (Traktorenlexikon). Original document