International SyTy Registry

GMC Syclone, Typhoon, & Sonoma GT History and Data

LSR Syclone Moves South
An iconic part of the GMC Syclone history has moved South. Way South. The LSR Syclone (Land Speed Record), which holds the world record for the first truck to break the 200mph barrier and being the fastest naturally aspirated truck at 210.089mph in a standing mile has been relocated... Read more