An articulatable disposable loading unit for attachment to a stapling apparatus. The disposable loading unit may include a staple cartridge that is supported in a carrier that has an anvil coupled thereto. An elongated flexible articulation member may be coupled between the carrier a housing portion to facilitate articulation of the carrier relative to the housing portion. The loading unit may further have an axial drive assembly constructed to move axially through the staple cartridge in response to a drive motion imparted thereto from a portion of the stapling apparatus.