Installation instructions are NOT included with this part! This offering is for a duplex tray assembly that was originally shipped with the following Brother printers: MFCL2740DW, MFC-L2740DW, MFCL2701D, MFC-L2701D This item is NEW and a TRUE Brother part! Dont see your model number listed above? Send us a message as we are happy to help! Installation Instructions Are NOT Included With This Part!