IBM Hot Pluggable Ultra 320 SCSI Hard Drives undergo an intense qualification process that eliminates data integrity problems firmware and O/S incompatibilities and other causes of data corruption or premature failure. IBM Ultra 320 Hard Drives are specifically designed and tested for flawless operation in your equipment. Configure your IBM server with a Genuine IBM Ultra 320 Hard Drive and you will prevent incompatibilities that can rob your system of performance or cause you to lose valuable data. Use the Genuine IBM Hard Drives that IBM recommends and enjoy our no fault lifetime warranty on this Hard Drive for as long as you own the server.