- Vehicle type: unspecified
- Row-crop, Rigid chassis
- WhichTractor size: Standard-size
- No lab test on file
- 1930–1953
- 6,217 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-UC specs: hp, weight, years
CONTINENTAL S-10 four-cylinder. The manufacturer claimed 24.9 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.
Engine power, claimed · gross or net not stated
24.9 hp
18.6 kW as stated by the source
No lab test on file
Claimed · standard not stated by the source
Source · Traktorenlexikon, “Allis-Chalmers Modell UC”, 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
- 5,966–6,116 lb
- Top speed
- 5.0–11.5 mph
ALLIS-CHALMERS Modell-UC specs: key facts
The ALLIS-CHALMERS Modell-UC was built from 1930 to 1953.
The ALLIS-CHALMERS Modell-UC has a claimed engine power (gross or net not stated) of 18.6 kW (24.9 hp); it has no measured PTO figure.
The ALLIS-CHALMERS Modell-UC is two-wheel drive (2WD).
The ALLIS-CHALMERS Modell-UC has a CONTINENTAL S-10 engine, a 4-cylinder unit.Source 1
The ALLIS-CHALMERS Modell-UC weighs 2,706–2,774 kg (5,966–6,116 lb) unladen.
The ALLIS-CHALMERS Modell-UC has a rear PTO running at 530 rpm.
Source · Traktorenlexikon, “Allis-Chalmers Modell UC”
How does the Modell-UC compare with its class?
- Limitation:
Three forward gears is low for its class — 50% below the median of 6 across the 103 machines within 10% of its power that hold this figure.
- Strength:
A 105 L fuel tank is high for its class — 191% above the median of 36 L across the 83 machines within 10% of its power that hold this figure.
- Worth knowing:
An unladen mass of 2,706 kg is high for its class — 81% above the median of 1,499 kg across the 104 machines within 10% of its power that hold this figure.
Derived by WhichTractor from 104 comparable records. How we work this out

How much horsepower does a Modell-UC have?
The only figure for the Modell-UC is 24.9 hp (18.6 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.
Source · Traktorenlexikon, “Allis-Chalmers Modell UC”
What engine is in a Modell-UC?
A Modell-UC has a CONTINENTAL S-10, a 4-cylinder engine.
| Make & model | CONTINENTAL S-10 |
|---|---|
| Cylinders | 4, liquid-cooledSource 2 |
Source · Traktorenlexikon, “Allis-Chalmers Modell U”
How much will a Modell-UC lift?
Hydraulic and PTO specifications for the Modell-UC are below.
| Rear PTO | 530 rpm |
|---|
Source · Traktorenlexikon, “Allis-Chalmers Modell UC”
What transmission does a Modell-UC have?
Transmission specifications for the Modell-UC are below.
| Clutch | Foot-operated spring-loaded dry Rockford single-plate clutch |
|---|---|
| Top speed | 5.0–11.5 mph · 8.0–18.5 km/hthe article lists alternatives |
Source · Traktorenlexikon, “Allis-Chalmers Modell UC”
How much does a Modell-UC weigh?
A Modell-UC weighs 5,966–6,116 lb (2,706–2,774 kg) unladen.
| Unladen weight | 5,966–6,116 lb · 2,706–2,774 kgthe article lists alternatives |
|---|---|
| Wheelbase | 87.0 in · 2,210 mm |
| Length | 125.1 in · 3,178 mm |
| Width | 69.0 in · 1,753 mm |
| Height | 66.4–67.6 in · 1,686–1,718 mmthe article lists alternatives |
Source · Traktorenlexikon, “Allis-Chalmers Modell UC”
What oil does a Modell-UC take, and how much?
A Modell-UC engine takes 12.0 qt (11.4 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.
| System | Capacity |
|---|---|
| Engine oil | 12.0 qt · 11.4 LSource: Traktorenlexikon, “Allis-Chalmers Modell UC” · single source, not independently verified |
| Transmission | 57.7 qt · 54.6 LSource: Traktorenlexikon, “Allis-Chalmers Modell UC” · single source, not independently verified |
| Cooling system | 24.0 qt · 22.7 LSource: Traktorenlexikon, “Allis-Chalmers Modell UC” · single source, not independently verified |
Always confirm against the operator’s manual for your machine before service.
Common questions about the ALLIS-CHALMERS Modell-UC
Is a Modell-UC two-wheel drive or four-wheel drive?
The ALLIS-CHALMERS Modell-UC is two-wheel drive (2WD).
What PTO does a Modell-UC have?
A Modell-UC has a 530 rpm rear PTO.
What serial numbers does a Modell-UC carry?
The source records 4 changes by serial number, so some parts depend on which serial a Modell-UC carries. 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, “Allis-Chalmers Modell U”; and Traktorenlexikon, “Allis-Chalmers Modell UC”.
Sources
Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution
- Traktorenlexikon: Allis-Chalmers Modell U — CC BY-SA 4.0, WIKIBOOKS-TL-116537 · revision 1001551. Wikibooks contributors (Traktorenlexikon). Original document
- Traktorenlexikon: Allis-Chalmers Modell UC — CC BY-SA 4.0, WIKIBOOKS-TL-116540 · revision 1000366. Wikibooks contributors (Traktorenlexikon). Original document