Looking to sell this beauty in Cincinnati, OH.  4-string with Spoiler hardware.  Looks like Zebrawood top.  Not a scratch.  I have a buyer, and a pretty good idea of value.  Just looking for advice with the sale.  And making sure I'm not missing some rarity that would affect it.  
 
Original case.  
 
 

Hi Paul,  
 
Well, I'm not much good with advice for used values, as I only sell the new ones, and we don't track details relating to rarity like how many Zebrawood Spoiler Exploiters were made in 1983, but I can tell you the record of what materials we made the bass from:
 
serial number: 83S2895
model name: Spoiler Exploiter
model number: SMB4X
top: Zebrawood
accent: none
body: Mahogany
neck: 3-piece Maple
scale: 32 medium
fingerboard: Ebony
inlays: Pearloid (plastic) ovlas
pickups: AXY4
controls: SB-1 volume, filter, Q-switch, mono output
originally made for: Midwest Music, OH
birthday: October 3, 1983