The Eastern Distributor is a 4.7-kilometre-long (2.9 mi) motorway in Sydney, New South Wales, Australia. Part of the M1 and the Sydney Orbital Network, the motorway links the Sydney central business district with the south-east and Sydney Airport. The Eastern Distributor separates Sydney's Eastern Suburbs from Sydney's Inner-Southern Suburbs. The centre-piece is a 1.7 km (1.1 mi) tunnel running from Woolloomooloo to Surry Hills. Built as a build-own-operate-transfer project, it is 75.1% owned by Transurban.

Western Distributor is a 4.3-kilometre-long (2.7 mi) grade-separated motorway that is primarily elevated for the majority of its route on the western fringe of the Sydney central business district in New South Wales, Australia. It links the southern end of Bradfield Highway at the Sydney Harbour Bridge to Victoria Road in Rozelle, at its western terminus near White Bay. It is a constituent part of the A4 route.