4-string · Neck-Through-Body
Offset Spectra Bass body style, Graphite-reinforced through-body maple neck, scarf joint, 12-16 compound radius bound laurel fingerboard, Dual passive medium-output humbucking pickups, Two-way toggle switch for pickup coil splitting, 3-band active EQ, HiMass™ hardtail bridge, Amber Blue Burst, unique 2x2 color matched headstock with understated J logo and black hardware
| Construction | Neck-Through-Body |
| Strings | 4 |
| Body | Poplar, Quilt Maple |
| Neck | Maple, Graphite |
| Fingerboard | Laurel |
| Neck Pickup | Jackson® Medium-Output Humbucking |
| Bridge Pickup | Jackson® Medium-Output Humbucking |
| Controls | Volume (Push/Pull Selector for Active/Passive Options), Blend, 3-Band EQ (Active Only), two-way toggle switch (pickup coil split) |
| Bridge | Jackson HiMass™ |
Artists documented playing the Jackson X Series Spectra Bass SBXQ IV: Evan Seinfeld, Rick Savage.