S.E. Shires STBQ39GR Contrabass Trombone – F/C/Db/A American Tuning, Gold Brass Bell

The S.E. Shires STBQ39GR Contrabass Trombone combines commanding breadth, clarity, and responsiveness in a flexible, modern professional instrument. Built in F with independent F/C/Db/A American tuning, the STBQ39GR is designed for artists who want the depth and authority of a true contrabass trombone with a valve layout that feels familiar to bass trombonists.

At the center of the STBQ39GR is a .590" bore paired with precision Rotax rotary valves, providing smooth valve action, stable response, and fluid transitions throughout the full range. The American tuning system parallels common bass trombone valve relationships, allowing familiar scale patterns and valve combinations to transfer naturally from bass trombone to contrabass trombone. This makes the STBQ39GR an intuitive choice for artists moving between bass trombone and contrabass trombone.

A 10.5" two-piece detachable-flare gold brass bell with soldered bead gives the STBQ39GR a broad, resonant sound with added warmth, depth, and tonal complexity. Compared with yellow brass, the gold brass bell generally offers a richer, slightly darker color while maintaining the focus, projection, and response needed in orchestral, large ensemble, studio, and solo settings. The detachable-flare design also improves portability and storage while preserving the commanding presence expected from a professional contrabass trombone.

Built with the precision and refinement for which S.E. Shires instruments are known, the STBQ39GR offers a rare combination of power, color, stability, and playability. For artists looking for a professional contrabass trombone with F/C/Db/A American tuning, Rotax valves, and a gold brass detachable bell, the S.E. Shires STBQ39GR is an exceptional choice.

Specifications:

• Key: F/C/Db/A, American Tuning

• Bore: .590"

• Valves: Independent Rotax rotary valves

• Bell: 10.5" two-piece gold brass detachable-flare bell

• Bell Bead: Soldered bead

• Finish: Clear lacquer

• Includes: S.E. Shires case, mouthpiece, and care kit

Frequently Asked Questions:

What key is the S.E. Shires STBQ39GR contrabass trombone in?

The S.E. Shires STBQ39GR is built in F with independent F/C/Db/A American tuning.

What is American tuning on a contrabass trombone?

American tuning uses valve relationships that are closely related to familiar bass trombone valve layouts. On the STBQ39GR, the F/C/Db/A configuration allows many common bass trombone scale patterns and valve combinations to transfer naturally to contrabass trombone.

What is the difference between American tuning and European tuning on a contrabass trombone?

American tuning, such as F/C/Db/A on the STBQ39GR, is often more familiar to bass trombonists because the valve relationships parallel common bass trombone layouts. This can make the transition to contrabass trombone more intuitive and helps artists retain familiar slide and valve patterns.

European tuning, such as F/D/Bb/Ab on the STBQ38YR, tends to favor more independent valve use. This can help artists avoid some extended slide positions and navigate technical passages with a different balance between valve combinations and slide technique.

Neither system is automatically better. American tuning often feels more immediately familiar to bass trombonists, while European tuning may offer advantages for artists who prefer greater valve-based flexibility in technical or orchestral passages.

What is the difference between the S.E. Shires STBQ39GR and STBQ38YR?

The STBQ39GR uses F/C/Db/A American tuning and features a gold brass detachable-flare bell. The STBQ38YR uses F/D/Bb/Ab European tuning and features a yellow brass detachable-flare bell. The STBQ39GR may feel more familiar to bass trombonists moving to contrabass, while the STBQ38YR offers the independent valve approach associated with European tuning.

What valves does the S.E. Shires STBQ39GR use?

The STBQ39GR uses precision Rotax rotary valves for smooth action, stable response, and efficient transitions between valve combinations.

What bore size is the S.E. Shires STBQ39GR?

The STBQ39GR has a .590" bore, giving the instrument a broad, powerful sound while maintaining focus, clarity, and control.

Does the S.E. Shires STBQ39GR have a detachable bell?

Yes. The STBQ39GR includes a 10.5" two-piece gold brass detachable-flare bell, making the instrument easier to transport and store.

Who is the S.E. Shires STBQ39GR designed for?

The STBQ39GR is designed for advanced and professional low brass artists who need a responsive, powerful contrabass trombone for orchestral, large ensemble, studio, or solo performance.