Warwick Bass GPS Fortress 4 LTD 2026

A Warwick Bass in Tradition: Efficiency, Ergonomics, and Sonic Identity

Warwick has established itself among bassists seeking a robust, precise instrument recognizable from the first notes. This 4-string bass fits this philosophy: serious luthiery, in-house hardware, and MEC electronics designed to offer a wide range of sounds without complicating use. The "Natural Blackburst" satin transparent finish, combined with an Amara ebony top, highlights a clearly premium positioning: a sober, modern look built to last.

Who Is It For? Styles and Playing Feel

With its long scale (34" / 864 mm) and comfortable string spacing, this bass is particularly suitable for intermediate to advanced bassists seeking precise response, good tuning stability, and exploitable dynamics. Motivated beginners will also find it an excellent investment, provided they appreciate a reactive and "direct" bass under the fingers.

In terms of styles, it feels at home in rock, metal, funk, pop, gospel, and fusion. The two soapbar-format humbuckers provide mass and stability in the low end while maintaining sufficiently defined mids to cut through a busy mix (distorted guitars, keyboards, dense kick drum).

The Sound

The instrument's acoustic foundation is based on a swamp ash body, renowned for its lively response and balance: solid lows, articulated mids, and clear highs without excessive harshness. The Amara ebony top adds a sense of precision and "focus" in the attack, useful for fast passages, slap, or pick lines that need to remain clear.

The bolt-on neck (3-piece maple with Ekanga veneer strips) promotes a crisp attack and excellent note-to-note clarity. The C profile, combined with an ebony fingerboard and 24 jumbo brass frets (extra high / extra hard), provides a very direct feel: easy sustain and a consistent response across the entire range, ideal for modern playing, harmonics, and upper-neck passages.

The MEC active 2-way electronics (bass/treble) offer quick and musical EQ. You can thicken the lows for a "wall of low end" sound or open up the highs to highlight attack and snap. The volume control with push/pull allows switching to passive mode: convenient for regaining a more organic tone or securing a set if you want to play without relying on active power.

Recommended Compatible Accessories

This bass is strung with .045-.105 strings; you can continue using a set of 4-string long scale (34" / 864 mm) strings in .045-.105 to maintain the original feel and balance. It comes with a RockBag Starline gig bag, ideal for transport and rehearsals.

Technical specifications

Left handed	No	Nbr of strings	4
Strings	Steel

Type	electric bass	Width at last fret	62.1 mm / 2.44"
Number of strings	4 strings	Scale length	34" / 864 mm
Wood	swamp ash	Nut type	Just-A-Nut III
Top	Amara ebony	Radius	508 mm / 20"
Finish	Natural Blackburst TS Top / Nirvana Blackburst Back & Sides, satin transparent	Number of frets	24
Color	black	Fret type	Jumbo Brass, Extra High, Extra Hard (width 2.9 mm / 0.11"; height 1.3 mm / 0.05")
Neck profile	C profile	Tuners	Warwick tuners
Thickness at 1st fret	19.5 mm / 0.77"	Bridge	Warwick 2-Piece 3D Bridge & Tailpiece
Thickness at 12th fret	24 mm / 0.94"	Strap locks	Warwick Security Locks
Nut width	38.5 mm / 1.52"	String spacing between 2 strings	19 mm / 0.75"
Width at 12th fret	54 mm / 2.13"	Total string spacing	57 mm / 2.24"