Overview
This Bach 42B Large Bore Tenor Trombone was manufactured in 1985 and represents one of the most recognized symphonic tenor trombone designs ever produced. Featuring the classic Bach formula of a one-piece 8½-inch yellow brass bell, traditional wrap F-attachment, and standard-weight .547 bore handslide, this instrument delivers the sound and playing characteristics that have made the 42B a favorite among advancing students, educators, and professional performers for generations.
This particular example had been well played and enjoyed over the years while remaining a strong performer following a complete professional shop service. Honest cosmetic wear reflected decades of regular use, but the instrument continued to offer an affordable entry into the world of professional large bore tenor trombones.
Although this instrument has found a new owner, we maintain this page within The Brass Exchange Historical Archive as a reference for players researching vintage Bach trombones and to illustrate the quality of professional instruments that regularly pass through our shop.
Instrument Highlights
• Manufactured in 1985
• Traditional wrap F-attachment
• One-piece 8½-inch yellow brass bell
• .547-inch large bore
• Yellow brass outer slide
• Yellow brass slide crook
• Honest lacquer wear throughout the bell and handslide
• Original lacquer largely intact on the valve section and tuning slide assembly
• Honey-colored aged lacquer appearance
• Complete professional shop service performed
• Chemical bath completed
• Rotor serviced and adjusted
• Linkage serviced as needed
• Quiet, smooth valve operation
• Handslide professionally serviced
• No red rot observed
• No inner slide tube plating defects
• Original Bach plywood case included
• Mouthpiece not included
Player Perspective
The Bach 42B has long been considered one of the benchmark American symphonic tenor trombones. Introduced by Vincent Bach during the 1950s, it continues to serve as one of the most widely recommended professional large bore tenor trombones for advancing students, educators, and professional performers alike.
Vintage examples from this era remain popular because they combine the classic Bach orchestral sound with the familiar playing characteristics that generations of musicians have trusted in concert bands, orchestras, chamber ensembles, and solo performance.
The slide on this particular instrument performed exceptionally well following professional service, while the freshly serviced valve section completed a package that represented excellent value for musicians seeking an authentic vintage Bach playing experience.
Generations of musicians have developed their sound and musicianship on instruments just like this one.
Historical Notes
At the time of sale, this Bach 42B had received a complete professional inspection and shop service, including ultrasonic cleaning, slide work, rotor service, linkage adjustment, and final play evaluation.
Although it showed the normal cosmetic wear expected from decades of regular use, it remained a dependable professional instrument that accurately reflected the durability and enduring popularity of the Bach 42B design.
Examples from this era continue to be sought after by players who appreciate vintage Bach craftsmanship and traditional symphonic playing characteristics.
Questions Players Often Ask
Is the Bach 42B a good first professional trombone?
Yes. The Bach 42B remains one of the most recommended first professional large bore tenor trombones for advancing students and serious players because of its versatility, broad orchestral sound, and proven reliability.
Does a traditional wrap 42B play as well as an open wrap model?
Yes. Traditional wrap Bach 42B trombones served as the professional standard for decades before open wrap designs became popular. Many professional musicians continue to perform on traditional wrap instruments today, appreciating their familiar response and classic Bach sound.
Why are vintage Bach 42B trombones still popular?
Many players appreciate the playing characteristics, craftsmanship, and consistency of vintage Bach instruments. Well-maintained examples continue to provide excellent performance in concert band, orchestra, chamber music, and solo settings.
Looking for a Similar Bach 42B?
Although this particular instrument has been sold, The Brass Exchange regularly acquires professional Bach trombones, including vintage Elkhart, Corporation, and later production models.
Our inventory changes frequently, so we encourage you to browse our current selection or contact us if you're searching for a particular Bach model, production era, or configuration.
If you own a professional Bach trombone and are considering selling, trading, or consigning it, we'd be happy to discuss your options.
👉 Browse Current Brass Instruments In Stock
If you're searching for a Bach 42B, vintage orchestral trombone, or another professional model, feel free to contact us. New inventory arrives regularly, and many instruments are sold before remaining available for long.
Are you a collector, managing an estate, or looking to sell used trombones and other brass instruments? The Brass Exchange regularly purchases quality professional instruments from musicians, collectors, educators, and estates. Contact Us to discuss your instrument.