Swamp Ash or Alder · fretless
fretless. Available Abalone or Ebony block inlays, Available onboard LH3 preamp or DJ-Retro preamp, Available Hipshot Bass Xtender (D-Tuner), Mother of Pearl inlays and white binding standard, Matching headstock color standard, Available black neck binding or unbound, Fretless version is available with lined or unlined Ebony fingerboard, Deluxe Semi-Rigid Gig/Case
| Body | Swamp Ash or Alder |
| Neck | Quarter-sawn Rock Maple with graphite reinforcement bars |
| Fingerboard | Birdseye Maple, East Indian Rosewood, Ebony (fretted), Ebony Lined Fretless (fingerboard side dots only), Ebony Unlined Fretless (fingerboard side dots only) |
| Neck Pickup | Lakland Vintage J Single Coil Pickups |
| Controls | Volume/Volume/Tone |
| Bridge | Lakland Dual Access (through body or through bridge) |
Artists documented playing the Lakland USA Series DJ-4 (Darryl Jones Signature): Adam Clayton, Darryl Jones.