THIS IS A NEW DRIVER SIDE 18 GAUGE STEEL INNER ROCKER PANELS THAT FITS THE FOLLOWING: CHEVROLET 1958 ALL MODELS,  PONTIAC 1958 ALL MODELS .  WE ALSO CARRY THE INNER & OUTER ROCKER PANELS, FRONT AND REAR FLOOR PANS AND FRONT TOE BOARDS, TRUNK PAN AND TRUNK EXTENSIONS, REAR WHEEL ARCH PANELS ON OUR E-BAY SITE!!  YOU WONT FIND THEM ANY CHEAPER THEN THIS SO DONT MISS OUT...ALWAYS LOOKING TO BUY MEDIUM TO LARGE QUANTITIES OF 30'S THRU THE 60'S ERA PARTS!!!!!!!