Dell TS-L633J Vostro 3450 Series DVD+/-RW 8x 12.7mm SATA Internal Laptop Optical Drive with Bezel M39F0 0M39F0 CN-0M39F0.Dell Part Number: M39F0 0M39F0 CN-0M39F0Bezel Part Number: YW3VK 0YW3VK CN-0YW3VKModel Number: TS-L633J TS-L633J/DEFHFCompatible Part Numbers: FKGR3 0FKGR3 CN-0FKGR3Compatible Models: Dell Vostro 3450 Series