Western Digital WD Blue 1TB Internal Hard Drive with 64MB Cache for $54.99 Shipped

Western Digital WD Blue WD10EZEX 1TB Internal Hard Drive for $54.99 shipped after promo code EMCYTZT5849.  Here is a screenshot for reference.  It features 7200 RPM, 64MB cache, and uses SATA 6.0Gb/s interface.  Note that it comes in OEM packaging, which means no pretty retail box but is otherwise identical.  Most places have it for about $59.