Yamaha Step-Up Euphonium YEP321S

Features:

Yamaha YEP-321S intermediate euphonium featuring four top-action pistons, a .571-inch bore, an 11-inch yellow brass bell, and silver-plated finish. Includes Yamaha 48S mouthpiece and hardshell case.

---

The Yamaha YEP-321S is a popular step-up euphonium designed for advancing students seeking greater range, improved intonation, and a more mature sound than a traditional three-valve instrument.

Built around a .571-inch bore and an 11-inch yellow brass bell, the YEP-321S delivers a warm, resonant tone with excellent projection and a broad dynamic range. Its balanced sound blends well in concert bands and wind ensembles while also providing the clarity needed for solo performance.

Four top-action pistons expand the instrument's range and improve intonation throughout the lower register. This design gives developing players greater flexibility and access to repertoire that may be difficult on a three-valve euphonium.

The handcrafted yellow brass body provides durability and long-term reliability while contributing to the instrument's responsive feel and rich tonal character.

Designed to support years of musical growth, the YEP-321S offers the performance features advancing players need while maintaining Yamaha's reputation for consistency and reliability.

---

Why We Recommend It

The YEP-321S is one of the most respected intermediate euphoniums available. Its four-valve design, strong intonation, and warm, projecting sound make it an excellent choice for students moving beyond a beginner instrument and preparing for higher-level ensemble and solo performance.

---

Features

• Yamaha YEP-321S intermediate euphonium
• Key of Bb
• .571-inch bore
• 11-inch yellow brass bell
• Four top-action pistons
• Improved lower-register intonation and range
• Handcrafted yellow brass body
• Silver-plated finish
• Warm, resonant tone with excellent projection
• Ideal step-up instrument for advancing players
• Includes Yamaha 48S mouthpiece
• Includes molded hardshell case

Model:	YEP321S
Manufacturer:	Yamaha