Jalan Slim (Perak state route A121) is a major road in Perak, Malaysia. The road used to be Federal Road 1.

List of junctions KmExitJunctionsToRemarks Slim RiverWest Jalan Kuala SlimKuala SlimNorth Ipoh Bidor Sungkai North–South Expressway Northern RouteBukit Kayu HitamIpohKuala LumpurRawangSouth Tanjung Malim–Slim River Highway Tanjung Malim BehrangT-junctions Kampung Banting Kampung Naram Kampung Tambak Kampung Penderas Kampung Sawa Slim Sungai Slim bridge Kampung Gesa Kampung Sungai Jurong Kampung Sungai BilKampung Sungai BilSungai Bil waterfall T-junctions Kampung Sungai Dara Kampung Behrang Ulu Behrang Ulu Behrang–Tanjung Malim HighwayWest Behrang Slim River North–South Expressway Northern RouteBukit Kayu HitamIpohKuala LumpurRawangT-junctions Behrang Ulu–Tanjung Malimsee also Behrang–Tanjung Malim Highway