The A6178 is a 4 digit A road in South Yorkshire, England. It begins in the Lower Don Valley area of Sheffield, at a junction with the A6109 (Fred Mulley Way). The road heads northeast, crossing the River Don before passing through Attercliffe. The road passes a junction with Staniforth Road before passing the Don Valley Bowl, IceSheffield, the English Institute of Sport and the historic Hill Top Chapel. The road meets a junction with the A6102 at Carbrook, before continuing northeast as Attercliffe Common passing Valley Centertainment and the South Yorkshire Police headquarters. The road passes a number of car dealerships including Porsche and Mercedes before meeting the entrance to the Meadowhall Shopping Centre.