2012 Hyundai Elantra GLS. 2012 Hyundai Elantra for sale near St. Peters in O'Fallon at Jim Trenary Chevrolet. Cloth front bucket seats, 4DR sedan, 1.8L DOHC MPFI D-CVVT 16-valve I4 engine, 6-speed automatic with SHIFTRONIC, FWD, steel wheels, rear bench seat,... via AutoRevolution