1933 Indian Four

Four-cylinder motorcycles were a top-end luxury in the 1920s and 30s, and the Indian Four was built as such from 1927 until production ended in 1942.

Indian Four leaf spring front shock absorber
Front suspension on Gary Phelps' 1933 Indian Four Model 403 is by quarter-elliptic leaf springs acting on a girder fork.
Photo by Gary Phelps