The Triumph Speed Four is a standard or streetfighter motorcycle made by Triumph from 2002 to 2006 as the naked, or non-faired brother of the TT600 sport bike introduced in 1999.
The Triumph Speed Four is a standard or streetfighter motorcycle. This standard or streetfighter motorcycle is made by Triumph from 2002 to 2006 as the naked, or non-faired brother of the TT600 sport bike. This TT600 sport bike is introduced in 1999.