<page_title> Umberto Masetti </page_title> <section_title> Motorcycle Grand Prix results </section_title> <table> <cell> 1955 <col_header> Year </col_header> <col_header> 1949 </col_header> <col_header> 250cc </col_header> <col_header> 1950 </col_header> <col_header> 1951 </col_header> <col_header> 1952 </col_header> <col_header> 1953 </col_header> <col_header> 1954 </col_header> </cell> <cell> 250cc <col_header> Class </col_header> <col_header> 125cc </col_header> <col_header> Benelli </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <col_header> 500cc </col_header> <row_header> 1955 </row_header> </cell> <cell> MV Agusta <col_header> Team </col_header> <col_header> Moto Morini </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> NSU </col_header> <col_header> Gilera </col_header> <row_header> 1955 </row_header> <row_header> 250cc </row_header> </cell> <cell> 500cc <col_header> Year </col_header> <col_header> 1949 </col_header> <col_header> 250cc </col_header> <col_header> 1950 </col_header> <col_header> 1951 </col_header> <col_header> 1952 </col_header> <col_header> 1953 </col_header> <col_header> 1954 </col_header> <col_header> 1955 </col_header> </cell> <cell> MV Agusta <col_header> Class </col_header> <col_header> 125cc </col_header> <col_header> Benelli </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <row_header> 500cc </row_header> </cell> <cell> 1956 <col_header> Year </col_header> <col_header> 1949 </col_header> <col_header> 250cc </col_header> <col_header> 1950 </col_header> <col_header> 1951 </col_header> <col_header> 1952 </col_header> <col_header> 1953 </col_header> <col_header> 1954 </col_header> <col_header> 1955 </col_header> <col_header> 500cc </col_header> </cell> <cell> MV Agusta <col_header> Team </col_header> <col_header> Moto Morini </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> NSU </col_header> <col_header> Gilera </col_header> <col_header> MV Agusta </col_header> <row_header> 1956 </row_header> <row_header> 350cc </row_header> </cell> <cell> MV Agusta <col_header> Class </col_header> <col_header> 125cc </col_header> <col_header> Benelli </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <col_header> MV Agusta </col_header> <col_header> 350cc </col_header> <row_header> 500cc </row_header> </cell> <cell> 1957 <col_header> Year </col_header> <col_header> 1949 </col_header> <col_header> 250cc </col_header> <col_header> 1950 </col_header> <col_header> 1951 </col_header> <col_header> 1952 </col_header> <col_header> 1953 </col_header> <col_header> 1954 </col_header> <col_header> 1955 </col_header> <col_header> 500cc </col_header> <col_header> 1956 </col_header> <col_header> 500cc </col_header> </cell> <cell> MV Agusta <col_header> Team </col_header> <col_header> Moto Morini </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> NSU </col_header> <col_header> Gilera </col_header> <col_header> MV Agusta </col_header> <col_header> MV Agusta </col_header> <row_header> 1957 </row_header> <row_header> 350cc </row_header> </cell> <cell> MV Agusta <col_header> Class </col_header> <col_header> 125cc </col_header> <col_header> Benelli </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <col_header> 500cc </col_header> <col_header> 250cc </col_header> <col_header> MV Agusta </col_header> <col_header> 350cc </col_header> <col_header> MV Agusta </col_header> <col_header> 350cc </col_header> <row_header> 500cc </row_header> </cell> <cell> 1958 <col_header> Year </col_header> <col_header> 1949 </col_header> <col_header> 250cc </col_header> <col_header> 1950 </col_header> <col_header> 1951 </col_header> <col_header> 1952 </col_header> <col_header> 1953 </col_header> <col_header> 1954 </col_header> <col_header> 1955 </col_header> <col_header> 500cc </col_header> <col_header> 1956 </col_header> <col_header> 500cc </col_header> <col_header> 1957 </col_header> <col_header> 500cc </col_header> </cell> <cell> MV Agusta <col_header> Team </col_header> <col_header> Moto Morini </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> Gilera </col_header> <col_header> NSU </col_header> <col_header> Gilera </col_header> <col_header> MV Agusta </col_header> <col_header> MV Agusta </col_header> <col_header> MV Agusta </col_header> <row_header> 1958 </row_header> <row_header> 500cc </row_header> </cell> </table>
In 1955, Umberto Masetti divided his time between the 250cc and 500cc classes for MV Agusta, with whom he raced for until 1958.