Weather Guard HVAC/Mechanical Van Package GM Savana Chevrolet Express 155" Wheelbase Model 600-8123LWeather Guard HVAC Mechanical Van Package GM Savana Chevrolet Express 155" WB Model 600 8123L Designed for HVAC professionals and mechanical contractors, the Model 600 8123L van package for Full Size, 155in wheel base GM Savana and Chevrolet Express vans provides adjustable cargo van shelving sized to fit the commercial van interior, a 5 drawer secure storage cabinet, a shelf door, six medium storage bins, and a tank rack. It includes a sturdy van