SYCLONE | TYPHOON | SONOMA GT edit
The authority on 1991 GMC Syclone, 1992-93 GMC Typhoon, and 1992 GMC Sonoma GT history and information. We are backed with over 22 years of ownership with the dedication to the the accurate historical story, the preservation, technical information and data collection of the Sportmachine trucks.
We base our information off official GM and PAS documentation during the prototype and production phases of the trucks. All information submitted and edited has been check for validation and correct information.
Links & Information edit
- Sportmachines - Parts, Service, and database for documentation, articles, and images.
- International SyTy Registry - News & Information on the GMC SyTySoGT
- SyTys @ Carlisle Truck Nationals - The largest yearly gathering of SyTySoGTs