Up for your consideration is a Quantum TR84A011 hard drive, model 840AT. This is an 840 megabyte IDE drive that has been inspected, cleaned and fully tested and includes a 30-day DOA warranty. This drive also has part numbers TR84A472 (850MB) and TR84A474, which are equivalent drives. Further, this drive is compatible with most other IDE drives like Seagate, Maxtor, Conner and Fujitsu, so it’s also a good alternative replacement drive. You won’t be disappointed.If you have any questions about the drive or the shipping methods we offer, feel free to call. Our number on the West Coast is 541 760-8284. Since these are legacy drives and becoming hard to find, consider getting a spare or two.If for some reason a drive must be shipped back, please ship it back in its original packaging. Upon arrival, the serial number and operational condition will be validated and a replacement drive will be shipped back out to you. All shipping is paid by the buyer.Thank you for visiting us on !