Manufacturer: NSU
                            Model: 251 OSL
                            
                                
                                    Year:  1938
                                    Displacement: 250 cc
                                    Cylinder: 1  
                                    Engine type: 4-stroke / ohv
                                    
                                    
                                    
                                    
                                    
                                    
                                    
                                    Power: 10.5hp
                                     @ 5000 rpm
                                    
                                
                                
                                    Weight: 135 kg
                                    Top Speed: 100 km/h
                                    
                                    
                                    
                                    Frame number: 1088511
                                    Engine number: 356172
                                
                             
                            
                                NSU was one of the biggest motorcycle manufacturers in Germany. NSU has been founded in 1873 and produced bicycles in first step. At the beginning of the 1900 century NSU was very involved in developed in motorcycles and begun to produce bikes. NSU was one of the first manufacturer of motorized bikes in Germany. They develop   it´s motorcycle in amazing speed. In 1933 NSU catalogued the model NSU 251 OSL first time. This model has been produced from 1933 – 1943 and resume the production from 1947. The last 251 OSL left its work 1952.
This NSU 251 OSL has many of lovely details and has been restored with careful years ago.