YAMAHA
Yamaha Alto Saxophone Mouthpiece (YAC AS4C)
Yamaha Alto Saxophone Mouthpiece (YAC AS4C)
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The Yamaha YAC AS4C Alto Sax Mouthpiece is the official original-equipment mouthpiece included with Yamaha’s standard, intermediate, and professional alto saxophones. Designed for both beginners and experienced players, the 4C mouthpiece produces a rich, full sound with ease, helping beginners make a terrific sound right from the start. Crafted from durable and safe phenol resin plastic, the mouthpiece is built to last, ensuring long-term use with excellent tonal quality. Its precision manufacturing ensures a high-quality, consistent playing experience every time, making it a reliable choice for musicians at any level.
The Yamaha YAC AS4C mouthpiece is compatible with any brand of standard alto saxophone, making it a versatile and easy-to-use option for musicians who prefer a simple, straightforward design. Whether you're learning to play or refining your technique, this mouthpiece provides a stable and rich tone. Backed by Yamaha’s commitment to craftsmanship and quality, the YAC AS4C is an essential accessory for any saxophonist seeking reliable, consistent performance.
Key Features:
- Official original-equipment mouthpiece for Yamaha alto saxophones
- Designed to help beginners produce a great sound with ease
- Made from durable and safe phenol resin plastic for long-lasting use
- High-quality, consistent manufacturing for reliable performance
- Compatible with any standard alto saxophone brand
- 1-year manufacturer warranty for peace of mind
The Yamaha YAC AS4C Alto Sax Mouthpiece offers a rich tone and ease of play, crafted from durable phenol resin, and is compatible with any standard alto saxophone.

Frequently Asked Questions
Are the instruments and microphones sold on FirstOctave genuine?
Yes. FirstOctave is an authorized Yamaha, Fender, Ibanez, Cort, Casio, Marshall and Audio-Technica dealer, so every instrument, microphone, and headphone listed here is genuine stock with full manufacturer warranty. We don't sell grey-market or refurbished units unless clearly labeled as such.
Do you ship outside Indore, and how long does delivery take?
We ship across India. Most in-stock items leave our warehouse within 24 hours and typically arrive in 3–7 business days depending on your location. Orders over ₹4,999 qualify for free shipping; smaller orders have a flat shipping fee shown at checkout.
What is your return and exchange policy?
You can return most unused, undamaged items in original packaging within 7 days of delivery for a refund or exchange. Strings, reeds, and other opened consumables aren't eligible once the packaging is broken. See our full refund policy for details.
Can I try an instrument in person before buying?
Yes, our Indore showroom carries most of our catalog for hands-on trial, and our staff can help you compare models side by side. If an item you want to try is online-only, call ahead and we'll check availability before you visit.
Do you offer EMI or installment payment options?
Yes, EMI is available on orders above ₹3,000 through most major debit and credit cards at checkout. The exact tenure and interest options depend on your card issuer and are shown before you confirm payment.