The Royal Moto Saint Etienne Type GG from 1927, 175 cc, one cylinder
Royal Moto is a historical brand of motorcycles created on December 2, 1925 in Saint-Étienne (France) by Joseph Massardier.
Founded in 1910 by Joseph Massardier (born December 28, 1885 in Saint-Étienne), the Massardier Engrenages company is based on traditional manufacturing values oriented mainly towards the manufacture of high-end mechanical parts. Specialist in the manufacture of camshafts, timing gears, gearboxes for motorcycle engines, automobiles and industrial engines, its customers include brands such as Amilcar, De Dion-Bouton and Peugeot.
When it started at 141 rue Saint-Roch in Saint-Étienne, the company had fifteen workers. On August 24, 1911, its creator (Joseph Massardier) filed a removable rim patent (no FR433 723).
In 1913, the company moved to rue de Rochetaillée in Saint-Étienne and now had fifty workers.