Curry 2D Large Shank vs Yamaha SL-53L
The Curry 2D Large Shank has a wider cup diameter, the Curry 2D Large Shank features a deeper cup, the Curry 2D Large Shank has a larger throat opening.
The internal diameter of the cup, measured at the widest point inside the rim.
Mouthpiece A
Curry 2D Large Shank
• Trombone
Cup diameter27.46 mm / 1.0810 in
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
vs
Mouthpiece B
Yamaha SL-53L
• Trombone
Cup diameter25.91 mm / 1.0201 in
Best suited for
High-volume projection — open throat for power
Cup Diameter
The Curry 2D Large Shank has a cup diameter of 27.46 mm / 1.0810 in compared to 25.91 mm / 1.0201 in on the Yamaha SL-53L — a difference of 1.55 mm / 0.0609 in. A wider cup generally produces a fuller, darker tone but requires more air support.
Which is better?
Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.