The BMW R 11 was the first touring motorcycle in the 750cc class manufactured by the German Motorcycle with a pressed-steel frame in duplex form, in the vein of the Neander motorcycle of Ernst Neumann-Neander.Thomas Trapp: ''Ernst Neumann Neander und seine Motorräder.'' Bonn 1996, 2. Auflage 2001, , S. 86. 7,500 R 11 motorcycles were produced between 1930 and 1934.

History

In 1928, BMW presented with the R 11 and R 16, the first motorcycles with a pressed steel frame. In BMW's price lists No. 37 and No. 38 from January and February 1929, the motorcycles were announced for early 1930. The motorcycles were no longer listed in March 1929's price list No. 39. Delivery of the motorcycles first began in Germany in the summer of 1930.

Mechanics

Engine

Its M 56 engine was a four-stroke two-cylinder valve-in-block boxer engine.

Cylinder

The

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cylinder had removable aluminium cylinder heads and radial cooling fins.

Transmission

The R 11 had a manual transmission with a driveshaft on the right side of the unsprung rear wheel. The kickstarter was operated at a right angle to the vehicle's longitudinal axis.

References

{{reflist, refs= {{cite web, title=Preisliste Nr. 37 für BMW-Motorräder: R 52, R 57, R 62, R 63, R 11, R 16, periodical=BMW Geschichte, publisher=BMW AG, url=https://bmw-grouparchiv.de/research/detail/index.xhtml?id=3087247, url-status=, format=, access-date=2015-12-06, archive-url=, archive-date=, last=, date=January 1929, language=, pages=, quote=Ab Frühjahr 1929 werden die 750 ccm-Maschinen auch mit Preßstahlrahmen geliefert ..} Dokument des BMW Group Archivs {{cite web, title=Preisliste Nr. 38 für BMW-Motorräder: R 52, R 57, R 62, R 63, R 11, R 16, periodical=BMW Geschichte, publisher=BMW AG, url=https://bmw-grouparchiv.de/research/detail/index.xhtml?id=3087261, url-status=, format=, access-date=2015-12-06, archive-url=, archive-date=, last=, date=February 1929, language=, pages=, quote=Ab Frühjahr 1929 werden die 750 ccm-Maschinen auch mit Preßstahlrahmen geliefert ..} Dokument des BMW Group Archivs {{cite web, title=Preisliste Nr. 39 für BMW-Motorräder: R 52, R 57, R 62, R 63, periodical=BMW Geschichte, publisher=BMW AG, url=https://bmw-grouparchiv.de/research/detail/index.xhtml?id=3087275, url-status=, format=, access-date=2015-12-06, archive-url=, archive-date=, last=, date=March 1929, language=, pages=, quote= Dokument des BMW Group Archivs {{cite web, title=BMW präsentiert die R 11 und die R 16, die ersten BMW Modelle mit Preßstahlrahmen, periodical=BMW Geschichte, publisher=BMW AG, url=https://bmw-grouparchiv.de/research/detail/index.xhtml?id=3609895, url-status=, format=, access-date=2015-12-06, archive-url=, archive-date=, last=, date=1928-11-05, language=, pages=, quote=Die Kunden müssen sich aber in Geduld üben, denn die Auslieferung der beiden Preßstahlmodelle beginnt erst Ende 1930. Dokument des BMW Group Archivs {{cite web, title=Handbuch für BMW-Räder, Typ R 11 und R 16, periodical=BMW Geschichte, publisher=BMW AG, url=https://bmw-grouparchiv.de/research/detail/index.xhtml?id=3082834, url-status=, format=, access-date=2015-12-06, archive-url=, archive-date=, last=, date=November 1930, language=, pages=, quote= Dokument des BMW Group Archivs {{citation, surname1=Frank-Albert Illg, periodical= Motorrad Classic, title=BMW R 11: Neues aus dem Baukasten, issue=4, year=2001, at=pp. 5–13, issn=0937-9495, language=German BMW motorcycles Touring motorcycles