St. George's Motorcycle Co
SGM, (from the initials of St. George's Motorcycle Co of Birmingham) was a motorcycle produced in 1919.
This was an early post-World War I machine fitted with a 634cc Norton Big Four engine and three-speed Sturmey-Archer gearbox with belt final-drive. The long wheelbase frame had sprung forks.
If you have a query about about this page, or have some information to add, please contact us