Bolinder-Munktell BM-21 Technical specs


Make Bolinder-Munktell
Model BM-21
Company country Sweden
Production years From 1951  Until 1952
Tractor type Standard tread tractor
Fuel diesel
Price -
Total build -
Service repair manual Bolinder-Munktell BM-21 Manual
AG front tires 7.50x18
AG rear tires 13x30
Weight 5897 lbs or 2674 kg
Length 128 inches [325 cm]
Width 71.7 inches [182 cm]
Height -
Wheelbase 80.9 inches [205 cm]
Ground clearance -
Rear tread size 57.1 inches
Front tread size 52.4 inches
Engine size 323.4 ci or 5.3 L
Number of cylinders 2 cylinders
Horsepower 43 hp or 32.1 kW
Power RPM 1050 (rpm)
Engine torque -
Engine torque RPM -
Fuel type diesel
Fuel tank capacity 19.8 gal or 74.9 L
Bore stroke 5.91x5.91 inches or (150 x 150 mm)
Oil tank capacity 11.1 qts or 10.5 L
Coolant tank capacity 23.3 qts or 22.1 L
Number of batteries 4
Battery voltage 6 V
Electric ground force -
Electric charging system generator
Starter motor electric
Engine starter volts 24 V
Parts And Accessories Bolinder-Munktell BM-21 Parts
Transmission type gear
Transmission gears 5 forward and 1 reverse
Wheel drive 4x2 2WD
Steering system manual
Braking system -
Cabin type Open operator station
PTO claimed power -
PTO clutch system -
Rear PTO system -
Rear PTO RPM 540 (rpm)
Front PTO system -
PTO fuel consumption -
Hitch control system -
Rear hitch -
Rear hitch lift -



Detailed review of Bolinder-Munktell BM-21

Bolinder-Munktell produced its BM-21 farm tractor model From 1951  Until 1952 in Sweden with a Open operator station cabin.
Talking dimensions and weight, this model weighs 5897 lbs or 2674 kg has 71.7 inches [182 cm] of width, 128 inches [325 cm] of length while maintaining a wheelbase of 80.9 inches [205 cm] the front tread is about 52.4 inches while the rear tread is 57.1 inches .
This tractor can fit ag tires of 7.50x18 front and 7.50x18 back .
This Bolinder-Munktell BM-21 is powerd by a diesel engine it has 323.4 ci or 5.3 L 2 cylinders ,it can produce 43 hp or 32.1 kW at 1050 (rpm), the fuel tank capacity is 19.8 gal or 74.9 L.
This machine has 4x2 2WD wheel drive system,5 forward and 1 reverse transmission system.

- Bolinder-Munktell provided us with the latest version of its BM-21 service repair manual
- Find All mechanical and electrical parts and accessories of Bolinder-Munktell BM-21 farm-tractor here