Brand NEW! 320GB Hard Disk Drive/HDD for Acer Extensa 4220 4220-2346 4420 4620-6736 4620Z 4630z 5420 5420-5059 5420-5232 5620 5620-1A1G12 5620-6846 5620Z 5620Z-1A2G16Mi 5630z ex4420-5239 ex5420-5687