Yamaha YBL-830 Xeno Model Bass Trombone

New Bell Design

New bell design uses a thinner yellow-brass material to provide quicker response.

Modified Slide Braces

Modified slide braces pick up design elements from the successful Xeno tenor trombone series, creating more flexibility and responsiveness.

New Slide Crook Material

Nickel-silver slide crook material creates a more open feel.

New Rotor Design

New rotor spin direction provides a smoother airflow to the second rotor assembly.

Adjustable Thumb Paddle

Adjustable thumb paddle provides an ergonomic grip.

Newly Designed Case

A new ABS Xeno-type case features a compact and contoured shape, with shoulder strap and side handle.


  • Level: Xeno
  • Key of: Bb/F/Gb/D
  • Bore: Large: .563"
  • Bell Diameter: 9 1/2"
  • Shank: Large
  • Bell Material: Yellow Brass
  • Finish: Clear Epoxy Lacquer
  • Inner Slide: Chrome-plated nickel silver, drawn
  • Outer Slide: Yellow Brass, drawn
  • Mouthpiece: 59L
  • Rotors: Two: in-line, independent, hand-lapped, mechanical linkage
Out of stock
Price: $4,695.99

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