Sire Marcus Miller M6 Headless 4 Black S

An M6 Headless: Sire's Modern Vision in the M Family

The M6 Headless transposes Sire's DNA into a decidedly contemporary design, developed in the spirit of instruments associated with the Marcus Miller universe. Positioned among the most ambitious models in the M series, it focuses on modern ergonomics (smooth access to all 24 frets, optimized balance) while retaining what defines the Sire signature: a dynamic, clean sound that is very easy to shape in the mix.

For Which Bassists and Styles?

This 4-string electric bass is aimed at intermediate to expert musicians seeking a reliable instrument for the stage and precise performance in the studio. The multiscale design promotes a consistent feel across the entire neck, while the active/passive electronics naturally cover funk, fusion, pop, rock, R&B, metal, or blues. It responds quickly to fingerstyle playing, maintains impact with a pick, and offers a clear attack for slap and modern techniques.

Sound Characteristics

The swamp ash provides a crisp attack, good projection, and clear definition, ideal for maintaining clarity in the low registers. The rosewood fingerboard softens the upper spectrum and delivers a rounder low end while retaining bite in the mids. The Marcus Pure-H Revolution pickup set delivers a punchy and precise tone, with present mids that "cut through" without effort. On the control side, the Marcus Heritage-3 preamp (3 bands) combines master volume/tone, balance (blend), and bass/treble/mid EQ with mid-frequency adjustment: perfect for adapting your sound to the venue, style, or playing. Finally, the multiscale 33"-34.5" / 838-876 mm enhances the firmness of the low strings, stabilizes intonation, and helps achieve consistent sustain, supported by the rigidity of the 5-piece neck.

Recommended Compatible Accessories

For comfortable daily use, prioritize a wide adjustable strap, a reliable 6.35 mm TS instrument cable to minimize noise, a pedal tuner (practical for live use), and a stable bass stand for storage in the studio or rehearsal room.

Technical specifications

Electronics: microphone configuration	HH	Body	Swamp ash
Category	Headless	Bridge / tailpiece	Fixed
Left handed	No	Electronics	Active
Strings	Steel	Color	Black
Nbr of strings	4	Finishing	Matt
Fingerboard	Rosewood	Hardware	Black
Nbrs of frets	24

Body shape	Sire M-Headless	Nut	Graph Tech TUSQ XL, width 41.9 mm / 1.65"
Finish	Black (sanded "Black S")	Tuners	headless design (no headstock)
Pickguard	none	Bridge	Sire Headless Individual Bass Bridge (individual saddle per string)
Neck	5-piece maple/mahogany	Knobs	black aluminum
Profile	C	Pickups	Marcus Pure-H Revolution set
Neck joint	5 bolts	Controls	Volume/Tone (master), Balance (blend), Bass, Treble, Mids + mid-frequency adjustment
Inlays	rounded rectangular white perloid/abalone blocks	Switches	pickup variation, active/passive
Frets	24, medium jumbo stainless steel (2.4 mm / 0.094")	Preamp	Marcus Heritage-3 (3-band, mid-frequency control)
Scale length	multiscale 33"-34.5" / 838-876 mm	Overall finish	Black
Radius	16" / 406 mm	String gauge	45-105