Wishlist Quick view WESTERN DIGITAL WESTERN DIGITAL WD400AB 40gb-5400rpm Ata - ide Hard drives $75.37 $51.98 WESTERN DIGITAL WD400AB 40GB 5400RPM IDE ULTRA ATA100 2MB BUFFER 3.5 INCH LOW PROFILE (1.0 INCH) INTERNAL HARD DISK DRIVE. REFURBISHED. IN STOCK. Compare Add to Cart Add to Wishlist