Gear Hunter

The Yamaha YBH-621S is a highly popular, professional-level Bb baritone horn manufactured by Yamaha in Japan.
It is widely recognized for its clean articulation, nimble projection, and a deep, noble tone that blends seamlessly into brass ensembles and wind bands.
This is a lightly used example, in excellent condition.

Core Specifications

• Key: Bb


• Valves: 4


• Monel pistons arranged in a 3 top-action + 1 side-action non-compensating setup.


• The 4th side valve extends the lower register and provides accurate alternative intonations.


• Bore Size: dual bore measured at 12.8 mm – 13.5 mm (0.504"-0.531").


• Bell Diameter: 211.4 mm (8-3/8") upright yellow brass bell.


• Finish: Silver-plated (the standard lacquer alternative is the YBH-621).


• Leadpipe & Valve Casings: Crafted from durable gold brass to add extra warmth and depth to the tone.


• Durable high quality compact carrying case included

• Hand-Formed Tubing: Crucial acoustic sections are manually shaped to encourage maximum musical resonance and rapid pitch response.


• Laser-Fused Bell: A continuous Pluzuma-welded bell provides unified vibrations and structural stability.


• Mouthpiece Shank: Designed with a standard small-shank receiver, with a Yamaha 45C2 mouthpiece included.