VEHICLE CHASSIS HAVING TWIN WALLED BEAMS WITH SUSPENSION MOUNTING STRUCTURE

A vehicle chassis comprises a pair of beams, each beam having generally parallel side plates extending in height and length dimensions Hc, Lc of the chassis and joined by one or more webs extending between the side plates in the width dimension Wc, which together form its principal loadbearing elements. At least one of the beams includes at least one suspension mount which extends between the side plates and connects the side plates together.