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The Yamaha YCB-621 is a professional CC tuba designed for players who need Yamaha's centered response in a compact front-action piston format. This instrument is finished in silver plate and is supplied with a Yamaha hard case and Yamaha valve oil, making it a practical choice for advanced and professional players seeking a manageable CC tuba for chamber, ensemble, and doubling work.
Yamaha YCB-621 Tuba Specifications
- Instrument Type: CC tuba
- Key: CC
- Bore Size: 17.5-18.5 mm, 0.689-0.728 inches
- Bell Diameter: 366 mm, 14-3/8 inches
- Valves: 4 front-action pistons
- Finish: Silver plate
- Case: Yamaha hard case
- Accessories: Yamaha valve oil
- Serial Number: 426582
Condition & Setup
This used Yamaha YCB-621 is in excellent playing order and has been professionally serviced, set up, and play-tested by The Mighty Quinn Brass and Winds. Cosmetically, it is in very good condition with small surface scratches on the silver finish and light scuffing on the Yamaha hard case.
Who the YCB-621 Tuba Is For
The YCB-621 is best suited for advanced students, professional players, teachers, and doublers who want a CC tuba with a compact profile and front-action piston layout. Its smaller bell and four-piston design place it in a different role from larger orchestral CC tubas, making it especially useful for players who prioritize manageability, clarity, and dependable response in quintet, chamber, pit, teaching, and mixed ensemble settings.
Common Questions About the Yamaha YCB-621
How does the YCB-621 fit within Yamaha's CC tuba line?
Yamaha lists the YCB-621 among its professional C tubas. Compared with larger Yamaha CC models, the YCB-621 uses a smaller 14-3/8 inch bell and a four-piston configuration, giving it a more compact profile for players who value manageability.
What kind of player benefits from a four-piston CC tuba?
A four-piston CC tuba is well suited to players who want the pitch center and fingering approach of a CC tuba in a streamlined setup. Players who require extended low-register facility for large orchestral repertoire often compare four-valve CC tubas with five-valve designs.
What does the smaller bell size contribute to the instrument's role?
The 14-3/8 inch bell keeps the YCB-621 compact and supports a focused, direct playing concept. Larger CC tubas with broader bells serve a different design goal for players seeking a wider orchestral presence.
We are proud to be an authorized Yamaha dealer
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Yamaha YCB-621S Professional CC Tuba in Silver Plate
Yamaha YCB-621 Tuba Overview
The Yamaha YCB-621 is a professional CC tuba designed for players who need Yamaha's centered response in a compact front-action piston format. This instrument is finished in silver plate and is supplied with a Yamaha hard case and Yamaha valve oil, making it a practical choice for advanced and professional players seeking a manageable CC tuba for chamber, ensemble, and doubling work.
Yamaha YCB-621 Tuba Specifications
- Instrument Type: CC tuba
- Key: CC
- Bore Size: 17.5-18.5 mm, 0.689-0.728 inches
- Bell Diameter: 366 mm, 14-3/8 inches
- Valves: 4 front-action pistons
- Finish: Silver plate
- Case: Yamaha hard case
- Accessories: Yamaha valve oil
- Serial Number: 426582
Condition & Setup
This used Yamaha YCB-621 is in excellent playing order and has been professionally serviced, set up, and play-tested by The Mighty Quinn Brass and Winds. Cosmetically, it is in very good condition with small surface scratches on the silver finish and light scuffing on the Yamaha hard case.
Who the YCB-621 Tuba Is For
The YCB-621 is best suited for advanced students, professional players, teachers, and doublers who want a CC tuba with a compact profile and front-action piston layout. Its smaller bell and four-piston design place it in a different role from larger orchestral CC tubas, making it especially useful for players who prioritize manageability, clarity, and dependable response in quintet, chamber, pit, teaching, and mixed ensemble settings.
Common Questions About the Yamaha YCB-621
How does the YCB-621 fit within Yamaha's CC tuba line?
Yamaha lists the YCB-621 among its professional C tubas. Compared with larger Yamaha CC models, the YCB-621 uses a smaller 14-3/8 inch bell and a four-piston configuration, giving it a more compact profile for players who value manageability.
What kind of player benefits from a four-piston CC tuba?
A four-piston CC tuba is well suited to players who want the pitch center and fingering approach of a CC tuba in a streamlined setup. Players who require extended low-register facility for large orchestral repertoire often compare four-valve CC tubas with five-valve designs.
What does the smaller bell size contribute to the instrument's role?
The 14-3/8 inch bell keeps the YCB-621 compact and supports a focused, direct playing concept. Larger CC tubas with broader bells serve a different design goal for players seeking a wider orchestral presence.
We are proud to be an authorized Yamaha dealer
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Yamaha YCB-621S Professional CC Tuba in Silver Plate
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box/refurbished, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.
