What is the difference between TrailBlazer and TrailBlazer EXT?
The TrailBlazer EXT is 207.8 inches long overall and rides on a 129-inch wheelbase. In contrast, the regular-length TrailBlazer rides a 113-inch wheelbase and measures 191.8 inches long. At 77.1 inches, the EXT stands 2.6 inches taller than the regular TrailBlazer. A sunroof is available.2006 Chevrolet TrailBlazer EXT Specs, Price, MPG & Reviews ...