Used Yamaha YTR-634 Professional Brass Trumpet - With Case and Mouthpiece

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$1,019.77

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The Yamaha YTR-634 is a highly regarded vintage professional Bb trumpet from Yamaha's early professional instrument lineup. Manufactured in Japan during the 1969–1978 production period, it's recognized for its sophisticated design, responsive playing characteristics, and strong connection to the work of legendary trumpet designer Renold Schilke. Based on serial number 0124XX and the production sequence for the model, this particular horn was likely built around 1970–1971, making it an earlier example from Yamaha's historic "purple logo" era.

The YTR-634 was heavily influenced by Schilke's design philosophy and is closely associated with the architecture of the Schilke B5/V5. Relatively lightweight construction, a medium-large .460" bore, a reverse leadpipe, and a red-brass bell combine into an instrument known for being exceptionally free-blowing, responsive, and tonally versatile. The 5-inch red brass (gold brass) bell and red brass leadpipe provide a warm, dark, and complex tonal character, while the light build maintains excellent response and flexibility.

In practice, that means easy movement between registers with a focused, expressive sound — a horn equally at home in jazz, big band, commercial, and classical settings. The red-brass bell adds warmth and tonal complexity for rich classical work, while still giving you the projection and immediacy jazz and commercial playing demand.

The YTR-634 represents an important stage in Yamaha's development of professional brass instruments, reflecting the company's late-1960s and early-1970s push into the professional trumpet market. As an early Japanese professional Yamaha, it combines American design influence with Japanese manufacturing and vintage Yamaha craftsmanship, which is exactly why it draws so much interest from vintage trumpet enthusiasts.

This example has been well maintained throughout the years. There are minor feather scratches and light dings or pings on the body structure, but no dents and no repairs. Our technician has adjusted the instrument to general playing condition, and it comes with a hard-shell case and a Yamaha Model 11 mouthpiece. If you're an advancing player, this is a fantastic choice for every style of music making.

  • Vintage professional Bb trumpet, made in Japan, approximately 1970–1971
  • Serial number 0124XX, from Yamaha's "purple logo" era
  • Medium-large bore, approximately .460"
  • Approximately 5" red brass / gold brass bell with red brass reverse leadpipe
  • Design closely modeled on the Schilke B5/V5 concept
  • Minor feather scratches and light dings; no dents or repairs
  • Adjusted by our technician to general playing condition
  • Includes hard-shell case and Yamaha Model 11 mouthpiece

Included in the package are:

Used Yamaha YTR-634 Professional Brass Trumpet - With Case and Mouthpiece

Yamaha YTR-634 Professional Bb Trumpet (Serial Number 0124XX)

Hard-shell trumpet case

Yamaha Model 11 mouthpiece

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$1,019.77

Effortless, Free-Blowing Response

The medium-large bore paired with lightweight construction lets you move easily between registers without fighting the horn. Players consistently describe this model as free-blowing and flexible.

One Horn, Every Gig

The red-brass bell delivers the warmth and tonal complexity classical playing asks for, while still offering the projection and immediacy jazz, big band, and commercial work demand. It's a genuinely versatile professional trumpet.

Vintage Character, Ready To Play

This well-maintained example shows only minor feather scratches and light dings — no dents, no repairs — and our technician has adjusted it to general playing condition. It arrives with a hard-shell case and Yamaha Model 11 mouthpiece, so you can start playing right away.

Red Brass Bell

The approximately 5-inch red brass (gold brass) bell gives the YTR-634 its warm, dark, and complex tonal character.

Reverse Leadpipe Design

A red brass leadpipe in a reverse configuration contributes to the horn's open, responsive feel.

Medium-Large .460" Bore

The ML bore strikes a balance between resistance and airflow, supporting easy register changes and a focused sound.

Lightweight Construction

The relatively light build helps maintain excellent response and flexibility across the range of the instrument.

Schilke-Influenced Architecture

Strongly influenced by legendary designer Renold Schilke and closely modeled on the Schilke B5/V5 concept.

Yellow Brass Body

Main body and tubing are yellow brass construction with nickel-silver components.

Frequently Asked Questions

Specs & Support

• Brand: Yamaha

• Model: YTR-634

• Instrument: Bb Trumpet

• Serial Number: 0124XX

• Approximate Production Date: 1970–1971

• Country of Manufacture: Japan

• Production Era: Yamaha "Purple Logo" era

• Level: Professional-tier

• Bore: Medium-Large (ML), approximately .460"

• Bell Diameter: Approximately 5"

• Bell Material: Red Brass / Gold Brass

• Leadpipe: Red Brass

• Main Body/Tubing: Yellow brass construction with nickel-silver components

• Configuration: Reverse leadpipe

• Design Influence: Strongly influenced by Renold Schilke

• Design Heritage: Closely modeled on the Schilke B5/V5 concept

• General Character: Lightweight, responsive, free-blowing, warm, and versatile

• Condition: Minor feather scratches and light dings/pings; no dents or repairs; adjusted to general playing condition

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