Same brandAllis Chalmers S
The Allis Chalmers S is a powerful crawler tractor built for tough agricultural work. It runs on tracks instead of wheels, making it great for working in muddy or uneven fields. The tractor has a strong diesel engine with four cylinders and a very high displacement of 675.1 cubic inches. This engine runs at a low speed of 1050 rpm, which helps it save fuel and last longer. This tractor is big and heavy, weighing 20,100 pounds. It's 146 inches long, 97 inches wide, and 74 inches tall. The S model has a 5-speed gear transmission for moving forward and one gear for going backward. It uses manual steering and has an electric starter that runs on 6 volts. The engine is cooled by liquid, and the tractor can hold 50 quarts of coolant to keep it running smoothly in hot weather.

Key specifications
- Category
- Crawler
- Operating weight
- 20,100 lb
- Transmission
- Gear
Overview
About the Allis Chalmers S
The Allis Chalmers S is a powerful crawler tractor built for tough agricultural work. It runs on tracks instead of wheels, making it great for working in muddy or uneven fields. The tractor has a strong diesel engine with four cylinders and a very high displacement of 675.1 cubic inches. This engine runs at a low speed of 1050 rpm, which helps it save fuel and last longer. This tractor is big and heavy, weighing 20,100 pounds. It's 146 inches long, 97 inches wide, and 74 inches tall. The S model has a 5-speed gear transmission for moving forward and one gear for going backward. It uses manual steering and has an electric starter that runs on 6 volts. The engine is cooled by liquid, and the tractor can hold 50 quarts of coolant to keep it running smoothly in hot weather.
Full specifications
Recorded specifications
General
| Manufacturer | Allis Chalmers |
|---|---|
| Model | S |
| Category | Crawler tractor |
| Type | Crawler |
| Operating weight | 20,100lb(9,117 kg) |
Engine
| Make | Allis Chalmers |
|---|---|
| Cylinders | 4 |
| Displacement | 675.1ci(11.06 L) |
| Bore | 5.75in(146 mm) |
| Stroke | 6.5in(165.1 mm) |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 5 |
| Reverse gears | 1 |
Chassis & drive
| Chassis | Crawler |
|---|---|
| Drive | Track |
| Steering | Manual |
Dimensions
| Length | 146in(3,708 mm) |
|---|---|
| Width | 97in(2,464 mm) |
| Height | 74in(1,880 mm) |
| Operating weight | 20,100lb(9,117 kg) |
Capacities
| Cooling system | 12.5gal(47.32 L) |
|---|
Category medians
S vs. Crawler median
Allis Chalmers S compared with other Crawler tractors
| Spec | This model | Crawler median | Difference | Percentile |
|---|---|---|---|---|
| Engine Displacement | 675 ci | 468 ci | +44% | 72nd |
| Cylinders | 4 | 6 | -33% | 33rd |
| Forward Gears | 5 | 10 | -50% | 25th |
| Operating Weight | 20,100 lb | 23,320 lb | -14% | 46th |
| Length | 146 in | 146 in | at median | 50th |
| Width | 97 in | 79.5 in | +22% | 65th |
| Height | 74 in | 90.6 in | -18% | 27th |
Medians and percentiles are calculated from the crawler tractors in the database that have a recorded value for each specification (sample size 134–192 models).
Same manufacturer
Other Allis Chalmers models
Other manufacturers
Models with similar horsepower
Gallery
Allis Chalmers S photos






FAQ
Frequently asked questions
How many cylinders does the Allis Chalmers S have?
The Allis Chalmers S runs a 4-cylinder engine with a displacement of 675.1 ci.
Which transmission does the Allis Chalmers S use?
The Allis Chalmers S is equipped with a Gear transmission with 5 forward gears.
What is the operating weight of the Allis Chalmers S?
The Allis Chalmers S has an operating weight of about 20,100 lb.
How do I maintain a Allis Chalmers S?
Routine service for the Allis Chalmers S covers engine oil and filter changes, hydraulic and coolant level checks, air filter cleaning, and scheduled inspections. Refer to the manufacturer's maintenance schedule for exact intervals.


