 The MC12 's chassis is a monocoque made of carbon and <unk> , with an aluminium sub @-@ chassis at the front and rear . It has a roll bar to provide additional strength , comfort and safety . Double wishbone suspension with push @-@ rod @-@ operated coil springs provide stability and dampers smooth the ride for the passengers . The front of the car can be raised for speed bumps and hills by pressing a button that extends the front suspension . There are two modes for the chassis ' tuning which can also be changed with a button in the cabin : " sport " , the standard setting , and " race " , which features less of the " Bosch ASR " ( anti @-@ slip regulation ) traction control , faster shifts and stiffer suspension . 
