International SyTy Registry

GMC Syclone, Typhoon, & Sonoma GT History and Data

The 91 and 92-93 GMC Syclone and Typhoon trucks are considered the high-performance variant of the Sonoma and Jimmy model trucks. Additional to the...

The 91 and 92-93 GMC Syclone and Typhoon trucks are considered the high-performance variant of the Sonoma and Jimmy model trucks. Additional to the SyTy, the non-turbo but sporty 92 Sonoma GT with its “Syclone appearance” made up the 3rd truck of the Sportmachine trio.

  • 1991 GMC Syclone Info
  • 1992 Sonoma GT Info
  • 1992-93 GMC Typhoon Info