Rickenbacker 4001 virtual instrument is a free bass guitar and electric bass guitar sound bank for Live, by The Control Centre.
Rickenbacker 4001 is a free Instrument Rack for Ableton Live, featuring a multi-sampled Rickenbacker 4001 electric bass guitar. The pack includes 25 16-bit mono 44k mono WAV files (two octaves).
Rickenbacker 4001 requires Live 8.3 (or higher).
http://www.thecontrolcentre.com/