Sire Marcus Miller M6 Headless 5 Black Swirl

The Swirl Finish: a "custom" signature joins the M6 series

The Swirl finish is one of those spectacular aesthetics often associated with custom-made instruments, each piece displaying unique and very organic color movements. Sire introduces this visual approach on a selection of models, integrating it into the M6 line, a series that quickly found its audience after launch. The result: a bass with an immediately recognizable personality, retaining the modern DNA of the range while adding a "collector's piece" dimension to your setup.

For Which Bassists and Styles?

This Sire M6 Swirl is aimed at intermediate to advanced bassists looking for a 5-string bass capable of performing both in rehearsals and on stage, with contemporary ergonomics and a very wide sonic palette. The C-profile neck and easy access to the upper frets thanks to the 24 frets suit both solid low-end lines and more melodic parts.

Regarding repertoire, the pickup and preamp combination is particularly suited to contexts where quick sound changes are needed: pop, modern rock, funk, gospel, fusion, and contemporary music. The midrange controls with frequency selection allow precise placement in the mix, a real asset when alternating fingerstyle, pick playing, or more aggressive attacks.

Sound Character: Responsive Woods and Sculptable Electronics

The luthiery combines mahogany and swamp ash: a duo aiming for a balance between warmth, density, and response. Mahogany brings a present low-midrange and a tactile feel to the note, while swamp ash contributes to definition and a more open attack. This acoustic foundation makes the instrument expressive, with comfortable sustain for note holding and lines that need to "sing".

The Marcus Pure-H Revolution pickup set is designed to deliver a modern reproduction, with solid lows and well-defined harmonics. Paired with the Marcus Heritage-3 with Middle Frequency Control preamp, you can shift from a round, laid-back sound to a snappier, more percussive tone by precisely adjusting the mids via the Middle / Freq controls. The Volume and Tone controls also allow quick refinement of the overall balance, while the Treble and Bass EQ shapes the high end and the low-end foundation according to your amp, playing style, and venue.

Technical specifications

Left handed	No	Nbr of strings	5
Strings	Steel	Color	Black

Woods	mahogany and swamp ash	Nut width	46 mm / 1.81"
Finish	Black Swirl	Configuration	5 strings
Construction	bolt-on neck	Bridge	Sire Headless Individual Bass Bridge
Profile	C shape	Hardware color	black
Fingerboard	rosewood	Pickups	Marcus Pure-H Revolution Set
Number of frets	24	Preamp	Marcus Heritage-3 with Middle Frequency Control
Scale length	25.5" / 648 mm	Controls	Volume / Tone / Treble / Middle / Freq / Bass variation switch
Radius (fingerboard curvature)	16" / 406.4 mm	Model	Sire M6 with Swirl finish
Nut	Graphtech TUSQ XL