The Yamaha B89-TR-5A4 is a trumpet mouthpiece designed to offer a comfortable rim with a slightly shallow cup, giving players easy high-register response while maintaining clarity and projection. It is especially suited for players who need balance between endurance and brilliance in tone—common in jazz, lead trumpet, and solo performance.
Specifications
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Model Code: B89-TR-5A4
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Instrument: Trumpet
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Series: Standard Series
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Rim Shape: Comfortable, semi-flat
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Cup Depth: Shallow
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Inner Rim Diameter: Approx. 16.85 mm
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Throat Size: 3.65 mm (#27)
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Backbore: Standard Yamaha design for balanced airflow
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Tone: Bright, projecting, excellent for upper register playing
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Recommended For: Lead players, soloists, and players who need stronger endurance in high range
