Introduction
Advance-Rumely OilPull L 15/25: A Standard-Tread Agricultural Tractor
The Advance-Rumely OilPull L 15/25 is a historical agricultural tractor produced between 1924 and 1927 in La Porte, Indiana, USA. As a standard-tread machine, it was engineered for general field work during the early 20th century, with a total of 4,855 units manufactured during its production run.
Engine and Performance
The tractor is powered by a Rumely two-cylinder horizontal engine with a displacement of 371.5 cubic inches (6.1 liters). Designed to operate on kerosene, the engine is liquid-cooled with a coolant capacity of 40 quarts (37.9 liters). It delivers a rated power output of 27 hp at a governed engine speed of 755 RPM.
Transmission and Drivetrain
The drivetrain utilizes a manual transmission system featuring three forward gears and one reverse gear. Power is transferred via a dry disc clutch. The tractor is configured with two-wheel drive and includes a mechanical rear differential lock to improve traction during field operations.
Dimensions and Mechanical Specifications
The machine features an open operator station with manual steering. It measures 345 cm in length, 141 cm in width, and 229 cm in height, with a total operating weight of 2,676 kg. The tractor is equipped with steel wheels, utilizing 30x6 front tires and 44x12 rear tires.
Conclusion
The Advance-Rumely OilPull L 15/25 remains a significant example of 1920s tractor technology. Its robust construction and kerosene-fueled engine design make it a notable subject for agricultural historians and machinery collectors interested in the evolution of American farming equipment.
Production Information of Advance-Rumely, OilPull L 15/25
- Standard-tread tractor
- Built in La Porte, Indiana, USA
| Manufacturer | Advance-Rumely |
|---|---|
| Total built | 4,855 |
Dimension and Tires Information of Advance-Rumely, OilPull L 15/25
| Length | 136 inches [345 cm] |
|---|---|
| Weight | 5900 lbs [2676 kg] |
| Width | 55.75 inches [141 cm] |
| Height | 90.5 inches [229 cm] |
| Ag front | 30x6 (steel) |
|---|---|
| Ag rear | 44x12 (steel) |
Engine Specifications of Advance-Rumely, OilPull L 15/25
- Rumley
- Liquid-cooled horizontal
- Kerosene
- 2-cylinder
| Rated RPM | 755 |
|---|---|
| Displacement | 371.5 ci [6.1 L] |
| Coolant capacity | 40 qts [37.9 L] |
| Bore/Stroke | 5.8125x7.00 inches [148 x 178 mm] |
Transmission Information of Advance-Rumely, OilPull L 15/25
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 3 forward and 1 reverse |
| Clutch | Dry disc |
Mechanical Specs of Advance-Rumely, OilPull L 15/25
- Two-wheel drive
- Open operator station.
- Manual steering
| Differential lock | Mechanical rear |
|---|
Power Information of Advance-Rumely, OilPull L 15/25
- Https://www.tractordata.com/farm-tractors/001/2/3/1234-advance-rumely-oilpull-l-1525-tests.html
Where it sits
With 27 hp[B] HP, the Advance-Rumely OilPull L 15/25 sits between DoAll (22 HP) and OilPull F 15/30 (33 HP) in Advance-Rumely's range. Its power puts it in the 34th percentile of 1920s models in our database (181 machines).
Frequently asked questions
How much horsepower does the Advance-Rumely OilPull L 15/25 have?
The Advance-Rumely OilPull L 15/25 delivers 27 hp[B] HP.
What years was the Advance-Rumely OilPull L 15/25 produced?
The Advance-Rumely OilPull L 15/25 was produced in 1924-1927.
What engine does the Advance-Rumely OilPull L 15/25 have?
The Advance-Rumely OilPull L 15/25 is powered by a 2-cylinder engine.
What transmission does the Advance-Rumely OilPull L 15/25 use?
The Advance-Rumely OilPull L 15/25 uses a Gear transmission.
How much does the Advance-Rumely OilPull L 15/25 weigh?
The Advance-Rumely OilPull L 15/25 weighs 5900 lbs [2676 kg].
Is the Advance-Rumely OilPull L 15/25 4WD?
The Advance-Rumely OilPull L 15/25 is available in 2WD.