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1954 BSA M 21 specifications, pictures, reviews and rating
1954 BSA M 21. Picture credits - BSA. Submit more pictures.
|Model:||BSA M 21|
|Rating:||Do you know this bike?|
Click here to rate it. We miss 2 votes to show the rating.
|Engine and transmission|
|Displacement:||591.0 ccm (36.06 cubic inches)|
|Engine type:||Single cylinder, four-stroke|
|Power:||15.0 HP (10.9 kW)) @ 4000 RPM|
|Bore x stroke:||82.0 x 112.0 mm (3.2 x 4.4 inches)|
|Chassis, suspension, brakes and wheels|
|Frame type:||Single cradle|
|Front suspension:||Hydraulic telescopic|
|Rear suspension:||Twin shock|
|Front brakes:||Expanding brake (drum brake)|
|Rear brakes:||Expanding brake (drum brake)|
|Physical measures and capacities|
|Dry weight:||180.0 kg (396.8 pounds)|
|Power/weight ratio:||0.0833 HP/kg|
|Fuel capacity:||11.36 litres (3.00 gallons)|
|Update specs||Report missing specs or required updates.|
|Ask questions||Join the 54 BSA M 21 discussion group or the general BSA discussion group.|
|Related bikes||List related bikes for comparison of specs.|
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