Equipment

Brands

Allis Chalmers 25-40 Tractor (1930-1936)

Manufacturer:

Allis Chalmers

Price:

N/A

Series:

Model:

25-40

Factory:

West Allis, Wisconsin, USA

Full Specifications

NEBRASKA TRACTOR TEST 193 2

Description

Distillate 2-speed 2WD/June 18 - 25, 1931/Link: Nebraska Tractor Test 193 file/Drawbar performance/Gear 1 used for power test./Gear 1 used for pull test.

Belt power (max)

47.00 hp/35.0 kW

Belt fuel use (max)

5.5 gal/hour/20.8 l/hour

Max power

33.82 hp/25.2 kW

Max pull

4,133 lbs/1874 kg

ALLIS CHALMERS 25-40 POWER

Drawbar (claimed)

27 hp/20.1 kW

Belt (claimed)

42.6 hp/31.8 kW

Drawbar (tested)

33.82 hp/25.2 kW

Belt (tested)

47.00 hp/35.0 kW

ENGINES OVERVIEW

Description

Allis Chalmers 8.4L 4-cyl gasoline/Allis Chalmers 9.2L 4-cyl

ENGINE DETAIL 1

Description

Allis Chalmers/gasoline/4-cylinder/liquid-cooled vertical I-head

Displacement

510.5 ci/8.4 L

Bore/Stroke

5.00x6.50 inches/127 x 165 mm

Rated RPM

1000

Coolant capacity

40 qts/37.9 L

ENGINE DETAIL 2

Description

Allis Chalmers/4-cylinder

Displacement

563 ci/9.2 L

Bore/Stroke

5.25x6.50 inches/133 x 165 mm

ALLIS CHALMERS 25-40 ENGINES

Description

Allis Chalmers 8.4L 4-cyl gasoline/Allis Chalmers 9.2L 4-cyl

Fuel tank

30 gal/113.6 L

Aux. fuel

1 gal/3.8 L

TRANSMISSION

Type

gear

Gears

2 forward and 1 reverse

MECHANICAL

Chassis

4x2 2WD

Steering

manual

Cab

Open operator station.

Transmission

2-speed gear

ALLIS CHALMERS 25-40 TIRES

Ag front

36x6 steel

Ag rear

50x12 steel

DIMENSIONS

Length

152 inches/386 cm

Width

76 inches/193 cm

Height

65 inches/165 cm

Weight

7,000 lbs/3175 kg

DIMENSIONS & TIRES

Weight

7,000 lbs/3175 kg

Front tire

36x6

Rear tire

50x12

25-40 SERIAL NUMBERS

Location

front of shifter on transmission case

1930

24186

1931

24843

1932

24972

1933

25024

1934

25062

1935

25309

1936

25582

Final

25611