Allis Chalmers 6140

Last Updated: September 2024

Overview

The Allis Chalmers 6140 is a utility tractor made from 1982 to 1985. It's a 2WD tractor with power steering and a synchromesh transmission that has 10 forward gears and 2 reverse gears. This tractor is powered by a Toyosha diesel engine with 3 cylinders and 40 horsepower. The engine is liquid-cooled and naturally aspirated, which means it doesn't use a turbocharger.

The 6140 has a Category I three-point hitch that can lift up to 3,200 pounds, which is very high for its class. It has an independent PTO that runs at 540 rpm. The tractor weighs 4,000 pounds and measures 131.5 inches long, 68.1 inches wide, and 87.8 inches tall. It has an open operator station, but a ROPS (Roll-Over Protective Structure) and canopy were optional. The 6140 also features mechanical wet disc brakes, an open center hydraulic system, and agricultural tires on both front and rear.

Some special features of the Allis Chalmers 6140 include a mechanical rear differential lock and inboard planetary final drive. It also has top-link draft sensing, which helps control the depth of implements. The tractor's engine displacement and power output are below average for its class, but its hitch capacity is very high. This makes the 6140 a good choice for farmers who need a compact tractor that can handle heavy lifting tasks.
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Key Specifications

Category: Utility

Power Output: 40 hp (29.8 kW)

Transmission: Synchromesh

Drive Type: 2WD

Operating Weight: 4000 lb (1814 kg)

Fuel Type: Diesel

Allis Chalmers 6140 vs. Similar Tractors

Power Output

The Power Output for the Allis Chalmers 6140 is Average. It is greater than 37% of similar Utility tractors in our database.

Horsepower distribution of Utility tractors

(across 4.7K+ tractors in our database)

Operating Weight

The Operating Weight for the Allis Chalmers 6140 is Average. It is greater than 40% of similar Utility tractors in our database.

Operating weight distribution of Utility tractors

(across 4.4K+ tractors in our database)

Engine Displacement

The Engine Displacement for the Allis Chalmers 6140 is Average. It is greater than 39% of similar Utility tractors in our database.

Engine displacement distribution of Utility tractors

(across 1K+ tractors in our database)

Engine Rated RPM

The Engine Rated RPM for the Allis Chalmers 6140 is Average. It is greater than 61% of similar Utility tractors in our database.

Engine rated RPM distribution of Utility tractors

(across 1K+ tractors in our database)

Technical Specifications

Engine

Manufacturer
Toyosha
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Fuel Type
Diesel
Induction Type
Naturally aspirated
Cylinders
3
Displacement
142 ci (2.3 L)
Bore
3.86 in (98.0 mm)
Stroke
4.06 in (103.1 mm)
Rated RPM
2500
Power Output
40 hp (29.8 kW)

Transmission

Type
Synchromesh
Forward Gears
10
Reverse Gears
2

Drivetrain

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
Power
Brake Type
Mechanical wet disc