Motorcycle manufacturers that are unheard of, or that no longer produce motorcycles
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Styl'son
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Subaru
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Sukida (Chine)
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Sukida (Equateur)
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Sumco
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Sunbeam
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Sundance
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Sundiro
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Sundown
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Sunra
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Super Soco
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Super73
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Sur-Ron
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Suter
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Switch
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SWM
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SXT Scooters
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Sym
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Tacita
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Taiga
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Tailg
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Taipan
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Tak Taz
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Takasaki
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Talaria
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Tank Sports
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Tao Motor
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Taotao
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Tarform Motorcycles
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Taro
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Taro Bangla
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Tarso Marques Concept
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Tauris
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Taurus
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Tayo
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Tehuelche
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Tempo
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Tempo (Norvege)
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Tempus
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Tendil
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Terra Modena
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Terrot (France)
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Teyssot
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TGB - Taiwan Golden Bee
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Thelmoco
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Thomann
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Thompson Choppers
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Thumpstar
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Thunder (Equateur)
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Thunder Motorcycles
