Introduction
Bolinder-Munktell 55 Standard-Tread Tractor
The Bolinder-Munktell 55 is a standard-tread agricultural tractor produced between 1953 and 1959. With a total production run of 1,256 units, this two-wheel-drive machine was designed for traditional field operations and general farm utility.
Engine and Performance
The tractor is powered by a liquid-cooled, four-cylinder Bolinder 1054 diesel engine. With a displacement of 273.4 cubic inches (4.5 liters) and a compression ratio of 16.5:1, the engine delivers 46.4 horsepower (34.6 kW) at a rated speed of 1,500 RPM. The bore and stroke measure 4.13 by 5.12 inches (105 x 130 mm).
Transmission and PTO
The drivetrain utilizes a gear-type transmission providing five forward speeds and one reverse speed. It is equipped with a rear power take-off (PTO) operating at 540 RPM, which is achieved at an engine speed of 1,500 RPM.
Dimensions and Chassis
The Bolinder-Munktell 55 features a wheelbase of 85.6 inches (217 cm) and a total length of 135.8 inches (344 cm). The machine weighs 6,504 lbs (2,950 kg) in its base configuration, with ballasted weight reaching up to 9,348 lbs (4,240 kg). It rides on 7.50-18 front tires and 14-34 rear tires, offering a ground clearance of 16.9 inches (42 cm).
Electrical and Capacities
The electrical system is based on a 12-volt architecture featuring a generator for charging. Maintenance capacities include an oil capacity of 10.6 quarts (10.0 liters) and a coolant capacity of 19 quarts (18.0 liters).
Conclusion
The Bolinder-Munktell 55 is a robust, mechanically straightforward tractor designed for durability in standard agricultural environments. Its moderate power output and traditional open-station configuration make it a representative example of mid-1950s European farm machinery.
Bolinder-Munktell 55 Manuals & Documentation
Download the manuals and documentation available for the Bolinder-Munktell 55: repair and workshop manuals, operator's handbooks, spare-parts catalogs and technical leaflets — free PDF files.
Archive documentation provided for reference, hosted by Tractor-Info.
Production Information of Bolinder-Munktell, 55
- Standard-tread tractor
| Manufacturer | Bolinder-Munktell |
|---|---|
| Total built | 1256 |
Dimension and Tires Information of Bolinder-Munktell, 55
| Front tread | 52.4 inches [133 cm] |
|---|---|
| Wheelbase | 85.6 inches [217 cm] |
| Ballasted weight | 9348 lbs [4240 kg] |
| Weight | 6504 lbs [2950 kg] |
| Length | 135.8 inches [344 cm] |
| Rear tread | 57.1 inches [145 cm] |
| Ground clearance | 16.9 inches [42 cm] |
| Width | 72.4 inches [183 cm] |
| Ag front | 7.50-18 |
|---|---|
| Ag rear | 14-34 |
Engine Specifications of Bolinder-Munktell, 55
- Bolinder 1054
- Liquid-cooled
- Diesel
- 4-cylinder
| Oil capacity | 10.6 qts [10.0 L] |
|---|---|
| Displacement | 273.4 ci [4.5 L] |
| Compression | 16.5:1 |
| Bore/Stroke | 4.13x5.12 inches [105 x 130 mm] |
| Coolant capacity | 19 qts [18.0 L] |
| Starter volts | 12 |
| Rated RPM | 1500 |
| Power | 46.4 hp [34.6 kW] |
Transmission Information of Bolinder-Munktell, 55
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 5 forward and 1 reverse |
Mechanical Specs of Bolinder-Munktell, 55
- Two-wheel drive
- Open operator station.
Power Information of Bolinder-Munktell, 55
| Rear PTO Type | 540 (1.375) |
|---|---|
| Engine RPM | 540@1500 |
Electrical System of Bolinder-Munktell, 55
| Charging system | Generator |
|---|---|
| Battery volts | 12 |
Where it sits
With 46 HP, the Bolinder-Munktell 55 sits just above BM-21 (43 HP) in Bolinder-Munktell's range. Its power puts it in the 68th percentile of 1950s models in our database (592 machines).
Frequently asked questions
How much horsepower does the Bolinder-Munktell 55 have?
The Bolinder-Munktell 55 delivers 46 HP.
What years was the Bolinder-Munktell 55 produced?
The Bolinder-Munktell 55 was produced in 1953-1959.
What engine does the Bolinder-Munktell 55 have?
The Bolinder-Munktell 55 is powered by a Diesel, 4-cylinder engine.
What transmission does the Bolinder-Munktell 55 use?
The Bolinder-Munktell 55 uses a Gear transmission.
How much does the Bolinder-Munktell 55 weigh?
The Bolinder-Munktell 55 weighs 9348 lbs [4240 kg].
Is the Bolinder-Munktell 55 4WD?
The Bolinder-Munktell 55 is available in 2WD.