Detail 01
.643 inch cup diameter
Near the small end of Group I, which runs .624 to .673. Noticeably tighter than the common .665 to .673 sizes.
Product detailSKU #1275776904349
SchilkeStandard Series Trumpet Mouthpiece Group I in Gold 9 Gold
Independent shopping perspective
The Korena take
Schilke 9 in gold, a small-diameter trumpet mouthpiece at .643 inch with a 26 throat and standard cup, rim and backbore, for a full, penetrating tone.
Strong match
Who this is for
- Players who find .670-inch rims too wide under the lip
- Trumpeters wanting a focused, penetrating sound rather than a broad one
- Smaller aperture embouchures needing a tighter rim to seat cleanly
Consider the trade-offs
When to look elsewhere
- Players wanting the volume of sound a large diameter gives
- Lead work needing a shallow A cup and tight a-backbore
- Anyone whose current rim is .670 or larger
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
Standard cup, rim and backbore
No lettered variation. Tone and feel come from the diameter itself rather than a shallow cup or semi-flat rim.
Detail 03
26 throat
Schilke's standard drill. The 27 throat appears on the shallow A-cup models built for upper register work.
Detail 04
Group I designation
Group I is the smaller half of the Standard Series, ending at .673. Group II starts at .674 and runs to .720.
Detail 05
Number 3 standard rim contour
The baseline rounder contour used across the plain-numbered models. Rounder rims favor flexibility over the endurance of a semi-flat 4.
Detail 06
Gold finish
Changes the contact surface only. Cup diameter, rim contour, throat and backbore are the same as the model 9 in any finish.
Final check
Know before you order
- 01Mouthpiece only. No pouch or case included.
- 02Dropping to a smaller diameter changes endurance; allow weeks before judging it.
- 03The 9C4 is the same size with a semi-flat rim if endurance is the concern.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01Is the Schilke 9 too small for regular playing?
At .643 inch it is a small diameter, well below the .665 to .673 sizes most players use. It suits a smaller aperture; larger embouchures will feel pinched.
02What is the difference between the 9 and the 9C4?
The 9C4 has essentially the same .644 cup diameter and 26 throat, but adds a number 4 semi-flat rim for more endurance.
03Will this help my high register?
It is a standard cup and backbore, not a lead piece. The shallow A-cup models like the 10A4a or 13A4a use a tight a-backbore for upper register work.
04What does Group I mean on the box?
It is Schilke's smaller Standard Series diameter range, .624 through .673 inch. Group II covers .674 through .720.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
1 detailsBody & build
- Color
- Gold
32 detailsOther
- 9
- 16.33mm, .643 inch cup diameter; 26 throat. Standard characteristics allow for a full penetrating tone quality.
- 11
- 16.53mm, .653 inch cup diameter; 26 throat. A superior mouthpiece with standard characteristics for a free-blowing mouthpiece.
- 12
- 16.69mm, .657 inch cup diameter; 26 throat. A traditional medium size mouthpiece that includes a number 3 standard rim and c-backbore, which allows the player a full spectrum of sound.
- 13
- 16.89mm, .665 inch cup diameter; 26 throat. Ideal choice for a student or developing player with standard number 3 rim contour. The rounder rim provides increased flexibility and quick response. The C cup offers volume for tone.
- 14
- 17.02mm, .670 inch cup diameter; 26 throat. With a standard rim, cup and backbore, this model is an excellent choice for all-around playing.
- 13b
- 16.77mm, .660 inch cup diameter; 26 throat. This mouthpiece has a B cup that is slightly deeper than the 13A4 and also offers a narrower round rim.
- 14a4a
- 17.09mm, .673 inch cup diameter; 27 throat. A very popular mouthpiece, the 14A4a offers a shallow A cup, semi-flat number 4 rim and tight a-backbore, which allows a player a strong upper register without sacrificing tonal production.
- 11ax
- 16.51mm, .650 inch cup diameter; 27 throat. This model was developed for the Schilke piccolo trumpets. The x-backbore improves the ease of playing and opens up the sound on a piccolo trumpet.
- 6a4a
- 15.99mm, .630 inch cup diameter; 27 throat. Shallow A cup with cushion number 4 rim for extreme high register work.
- 11a
- 16.51mm, .650 inch cup diameter; 26 throat. This rim size and contour is similar to the model 11 mouthpiece, but with a shallower A cup.
- 14a4
- 17.09mm, .673 inch cup diameter; 27 throat. Same as the 14A4a, but with a standard c-backbore that offers a more open feel.
- 13a4
- 16.76mm, .660 inch cup diameter; 27 throat. Same as the 13A4a, but with a standard c-backbore which allows a free-blowing feel.
- 12a4
- 16.71mm, .658 inch cup diameter; 27 throat. This mouthpiece is the same as a 12A4a, but with a standard c-backbore.
- 13c4
- 16.89mm, .665 inch cup diameter; 26 throat. The somewhat sharp inner-edge combined with a funnel-shaped C cup offers a clear tone. The number 4 semi-flat rim adds increased endurance.
- 14c2
- 17.02mm, .670 inch cup diameter; 26 throat. This C cup and number 2 semi-rounded rim produces a rather large tone and good center.
- 10a4
- 16.43mm, .647 inch cup diameter; 27 throat. Same as the 10A4a but with a standard c-backbore, which offers less resistance.
- 11e
- 16.58mm, .653 inch cup diameter; 26 throat. The large funnel-shaped cup encourages a big round tone, ideal for cornet.
- 10a4a
- 16.43mm, .647 inch cup diameter; 27 throat. The combination of the shallow A cup, semi-flat number 4 rim and tight a-backore assists with upper register work.
- 12a4a
- 16.71mm, .658 inch cup diameter; 27 throat. Similar to the 12B4, but with a shallow A cup and tight a-backbore, which adds both endurance and range.
- 7b4
- 16.08mm, .633 inch cup diameter; 26 throat. Excellent for the player with thin lips. Number 4 rim provides good endurance with a brilliant tone.
- 11c2
- 16.51mm, .650 inch cup diameter; 26 throat. Similar to the model 11 featuring a slightly rounded number 2 rim contour.
- 14b
- 17.02mm, .670 inch cup diameter; 26 throat. Similar to the model 14, but with a B cup that is medium-small size.
- 12b4
- 16.71mm, .658 inch cup diameter; 26 throat. This medium-small conical B cup provides a full tone and the number 4 semi-flat rim allows for more endurance.
- 8e2
- 16.15mm, .636 inch cup diameter; 26 throat. The deep funnel-shaped cup provides a smooth tone and is very flexible in all registers. Recommended for cornet players
- 13d4
- 16.89mm, .665 inch cup diameter; 27 throat. Best option for a player looking for a thick, rich, weighted sound. Medium-large D cup offers a tone that is colorful with depth. The number 4 semi-flat rim affords comfort with a sharper bite for superior articulation clarity. The cup diameter is ideal for all players from student to professional.
- 10b4
- 16.43mm, .643 inch cup diameter; 26 throat.A medium-small funnel-shaped B cup offers both a quality sound and support in the register.
- 13a4a
- 16.76mm, .660 inch cup diameter; 27 throat. The shallow A cup, semi-flat number 4 rim and tight a-backbore creates an ideal lead mouthpiece.
- 11d4
- 16.58mm, .653 inch cup diameter; 26 throat. Slightly deeper than the model 11 with a number 4 semi-flat rim, which provides a definite cushion feel for endurance.
- 5a4
- 15.84mm, .624 inch cup diameter; 26 throat. Small cup diameter which aids upper register. Popular for use as a piccolo trumpet mouthpiece.
- 14a4x
- 17.09mm, .673 inch cup diameter; 27 throat. Based on the popular 14A4a, this mouthpiece creates a very open blowing feel with the large x-backbore. This backbore improves the ease of playing and opens up the sound of a piccolo trumpet.
- 9c4
- 16.36mm, .644 in cup diameter; 26 throat. Like the 9 mouthpiece, however the 4 semi-flat rim provides excellent endurance.
- 8a4
- 16.25mm, .640 inch cup diameter; 26 throat. The slightly funnel-shape cup at the entrance to the throat provides a good tone and the number 4 semi-flat rim gives superior endurance.
