Upgrade from 64gb ssd to 256gb ssd.
This has been the easiest repair ever.
Follow guide instructions, step by step.
Replace or upgrade the SSD in your Late 2010/Mid 2011 MacBook Air 11" or 13" laptop with this part.
All drives have been erased and do not have OS X installed. Apple Part numbers are specific to solid-state drive capacity, refer to product details for specific id numbers.