This made attaching an accessory or aftermarket roof rack a relatively simple process. Mounting the roof rack backwards may reduce air resistance. Generally they will mount to a vehicles roof rack or aftermarket roof bars. All station wagons included a standard roof rack. If a roof rack is present, the ESP engages earlier in the handling limit. Unique station wagon options included a chrome roof rack and a power rear window. Just as prior model year, options included roof rack and ladder. A roof rack is a common trait on many SUV and station wagon vehicles. There is also an optional roof rack that provides ability to carry outdoor equipment. The Durango's roof rack was designed to mask the appearance of the raised roof. Unlike the Venture and Trans Sport/Montana, the roof rack was standard on all Silhouettes.