The invention relates to a method of producing a stable substantially aqueous silanized colloidal silica dispersion having a silica content of at least about 20 wt %, comprising mixing at least one silane compound and colloidal silica particles, wherein the weight ratio of silane to silica is from about 0. In one embodiment, a system may determine a vehicle’s location and speed. The rear surface of the moldingcasing is preferably milled to create a longitudinal groove which establishes a first interior surface and a pair of symmetric support sections. The opposing links have a shared portion disposed between a peak on one strut band and a longitudinally adjacent trough of an adjacent strut band. And, at least one of the hinge pieces is hingedly-connected to a body portion with which the hinge piece is associated to permit rotational movement about a transversely-extending axis. The method also includes initiating the requests according to the sequence.