 A stretch of highway 1 is concurrent with the Cheras–Kajang Expressway E7 between Cheras Sentral Mall and Taman Koperasi CUEPACS.The Kajang Dispersal Link Expressway E18 starts in Seri Kembangan, which then runs through Balakong and then forms a beltway around downtown Kajang before ending near Bangi.It is the main ring road for Kajang.