Yamaha Trumpet Mouthpieces - All Sizes

The Difference Between Mediocrity & Mastery

A brass instrument mouthpiece is much more than an add-on or accessory. It is a vital part of your instrument. As interface between artist and instrument, it can mean the difference between mediocrity and mastery.

We believe Yamaha brass wind mouthpieces are the very best quality and value for money mouthpieces on the market today.
Standard Series (Silver Plate)

Produced using the most advanced computer design and manufacturing technology, the Yamaha Standard Series trombone mouthpieces feature unmatched precision, smooth attack, secure control, and easy playability.

There’s a Yamaha mouthpiece to suit every player.
Mouthpiece Comparison: Yamaha Trumpet
Standard Series Yamaha
Model No. Approximate
Size Equivalent
5A4 Bob Reeves 40/ES 69
6A4a Schilke 6A4a
7A4 Purviance 4 (4*D4)
7B4 Schilke 7B4
8C4 Bach 10-1/2C, Giardinelli 10C
9C4 Bach 7C with smaller rim diam.
11A4 Bach 7E
11B4 Bach 7D
11 Schilke 11
11C4-7C Bach 7C, Giardinelli 7C
13A4a Schilke 13A4a
13B4 Bach 6C
13C4 Bach 6B
13D4 Bach 6
14A4a Schilke 14A4a, Giardinelli 6S
14B4 Bach 3C. Schllke 15B
14C4 Bach 5C, Giardinelli 5C
14D4 Bach 5B
14E4 Bach 3C rim,very deep cup
15B4 Bach 2C, shallower cup
15C4 Bach 2C
15E4 Bach 2C rim, very deep cup
16C4 Bach 1-1/2C
16D Bach 1-1/2C, deeper cup
16E4 Bach 1-1/2C rim, very deep cup
17B4 Bach 1-1/4C
17C4 Bach 1C
17D4 Bach 1C, deeper cup
18C4 Bach 1