4.10 differentials, air-leveling suspension for the rear end, and 20-inch alloy wheels also need to be ... Dave Caplan built a three-door Trailblazer SS with the LS7 engine from the sixth-gen ...

The Trailblazer SS is powered ... and an overall 1-inch-lower ride height than the stock Trailblazer. The rolling stock consists of 20-inch polished aluminum clearcoated wheels wrapped in 255/50 ...

Our test mule is a two-wheel-drive 2008 Trailblazer SS in 100 percent stock form featuring free-flowing factory heads with 2.200-inch intake and 1.610-inch exhaust valves, a 0.525-inch lift ...