I just bought this bass and would like to know as much as possible about it. Thank you!

Hi Juan,
 
Here's what I found in the file for 90C5849:
 
top: Bocate (selected by customer)
body: Maple
neck: Maple, 34 long scale
fingerboard: Ebony, pearloid oval inlays
body shape: Elan
pickups: AXY
controls: volume, pan, filter x2, Q switch x2, mono output
birthday: March 5, 1990
originally made for: Mesa Boogie, Germany
 
That's it.