Sabra - SZD
Sabra
Saleen
Saturn
Scarab
Schmitty
Scimitar
Scootacar
Scripps-Booth
Shelby
Sima-Violet
Simca
Simplex
Skoda
Skylane
Smith
Spohn
Standard
Stearns-Knight
Stevens-Duryea
Studebaker
Stutz
Subaru
Sunbeam
SZD