Listen to this article Its RB18 is understood to be one of the heaviest cars on the grid, and part of a raft of updates that are expected over the next few races is believed to include the arrival of lighter components. The very first hint of its weight saving – albeit a minor one – appeared at the Australian Grand Prix, with a new front wing design that featured both aerodynamic revision and, according to its official explanation to the FIA, some weight-saving tweaks too as it reduces the overall volume and weight of the assembly. The changes to the front wing endplate are quite obvious when compared with the previous specification, as not only has the leading and top edge been reprofiled, but so too has the diveplane. The more angular leading edge of …