This lightly used Shires Q30YA tenor trombone (SN 1786) is an early Q-Series large-bore (.547) axial-flow model, prized by advancing students and professional players for its reliable valve action and balanced feel.
Condition & Setup
8.5" yellow-brass bell
Standard .547-bore handslide with three removable leadpipes
Excellent axial-flow valve – fast, quiet, and smooth
Comfortable removable “axe-handle” thumb bar added by previous owner
No dents, slide issues, or structural repairs
Super-clean original case
Minor cosmetic acid-bleed spot on the bell rim (shown in photos) — a harmless and common result of a tiny flux remnant during original soldering, not expected to spread.
Performance Notes
The Q30YA is an all-around large-bore tenor that delivers a rich, centered tone and superb response across registers. The axial-flow rotor is exceptionally free-blowing and stable, making it a strong choice for band, orchestra, or chamber work.
Cost Advantage
A new Q30YA with this setup retails for over $4100 in 2025. This well-cared-for example offers the same Shires quality and performance at a substantial savings.
FAQs
Is the axial-flow valve different from a standard rotor?
Yes. Axial-flow (or Thayer-style) valves use a straighter airflow path, reducing resistance and providing a more open, even response compared to traditional rotors.
Can I use any mouthpiece with this trombone?
Yes. The Q30YA is fully compatible with every modern large-shank tenor trombone mouthpiece, giving players maximum flexibility in finding their preferred setup.
Is the acid-bleed spot a concern for durability?
No. This is a minor cosmetic effect from the original manufacturing process. It does not affect the bell’s structural integrity or sound.
Who is the Q30YA best suited for?
This model is an excellent fit for serious students stepping up to a pro-level horn, as well as for experienced players needing a versatile large-bore tenor for symphonic or ensemble work.
This trombone has been added to our Archive of Sold instruments, where we preserve details of noteworthy horns for future reference.
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