This Hard Drive

ComputerGeeks.com has the refurbished Seagate ST94813AS 40GB SATA/150 5400RPM 8MB 2.5″ Hard Drive for $35 + $7 shipping = $42 shipped. Apply coupon code “25CASEDEAL” to get a free 2.5″ Aluminum Hard Drive Enclosure with purchase.

Product description from ComputerGeeks.com:

Storage and performance!

This Seagate ST94813AS 2.5-inch notebook hard drive features 40 gigabytes of storage capacity, super fast SATA/150 data transfers, 5400 RPM spindle speed an!
d an 8 MB buffer! Improve your system performance and upgrade to this Seagate ST94813AS notebook hard drive!

Product link.