The phrase "overall rigidity" refers to the general stiffness or inflexibility of something as a whole. It means that the object or system doesn't easily bend, break or change its shape. Full definition
Additionally, the four vertically - positioned ring structures used for the upper body are bonded to the reinforcement area of the underbody, further enhancing overall rigidity. (greencarcongress.com)
Highly rigid adhesive and Laser Screw Welding have been used in key locations, greatly enhancing overall rigidity. (greencarcongress.com)
For handling, BMW has added a carbon - fiber reinforced plastic strut brace found on the M3 / M4 to improve overall rigidity. (cheersandgears.com)