Sire Marcus Miller M6 Headless 4 Black Swirl

Essential Information About the Sire M6 Black Swirl Bass

• "Swirl" Finish with a custom look, now available on a production model for a truly distinctive aesthetic.


• Mahogany + Swamp Ash Body: a successful balance between warmth, punch, and definition.


• Modern Comfort: mahogany/maple neck with a C-profile, rosewood fingerboard, and 24 frets for smooth playability across the entire range.


• Extended Sonic Palette thanks to the Marcus Pure-H Revolution pickup set and the Marcus Heritage-3 preamp with mid frequency control.

The Swirl Finish: A "Custom" Signature Joining the M6 Range

Traditionally reserved for custom work, the Swirl finish is now available on certain models to bring a strong visual character without compromising ergonomics. This new variant fits within the spirit of the Sire M6 line, appreciated for its modern orientation, quick playability, and adjustment possibilities designed for both stage and studio.

For Which Bassists and Styles?

With its easy access to the upper register (24 frets) and electronics designed to sculpt the sound, this bass is particularly aimed at intermediate to advanced bassists seeking a versatile and responsive instrument. It is well suited for funk (attack and precision), rock, and metal (foundation and sustain), as well as pop and gospel contexts where switching from a round to a more punchy sound with a few adjustments is needed.

Sound: Solid Low End with a Modern Grain, Featuring Highly Usable EQ

The mahogany / swamp ash combination provides a sound foundation that is both warm and articulate: mahogany supports the low mids and the sense of "body," while swamp ash enhances definition and dynamic response. The Marcus Pure-H Revolution set (H-style) is designed to deliver a generous output level, clear attack, and excellent note clarity even with energetic playing. The Marcus Heritage-3 with Middle Frequency Control preamp enhances versatility: managing the mids and their frequency helps quickly find your place in a mix, from a round, deep tone to a more biting and present register, ideal for lines that need to "cut through."

Technical specifications

Electronics: microphone configuration	H	Nbrs of frets	24
Category	Headless	Body	Mahogany
Left handed	No	Bridge / tailpiece	Fixed
Strings	Steel	Electronics	Active
Nbr of strings	4	Color	Black
Top	Ash	Finishing	Glossy
Fingerboard	Rosewood	Hardware	Black

Woods	mahogany and swamp ash	Nut material	Graphtech TUSQ XL
Finish	Black Swirl	Nut width	42 mm / 1.65"
Profile	C-shape	Bridge	Sire Headless Individual Bass Bridge
Body/neck joint	4-bolt ring	Hardware color	black
Number of frets	24	Pickups	Marcus Pure-H Revolution Set
Scale length	25.5" / 648 mm	Preamp	Marcus Heritage-3 with Middle Frequency Control
Radius	16" / 406 mm	Controls	Volume / Tone / Treble / Middle/Freq / Bass variation switch
Nut	4-string	Configuration	4-string bass