Hi! dont you think ,the 30 gig hard drive fester than the 60? anyway...i need the fastast and best hard drive in my Z2 with z3 update,and unlocked drive 2010 map....tell me please what to do... where to send the money and whats your idea .now i have a original z1,z2,and a updated 60 gig to z3 drive with 2009 map...if we can use them,and you can't get fester drive thanx......pm me .. Andrew...