The YSL-446G is medium large bore models for versatility in almost any playing situation, while the YSL-448G offer a large orchestral bore for powerful sound projection. The YSL-446G and 448G feature Yamaha's original wrap for the F-attachment for an open, free-blowing response.
Specs
| Model | YSL-446G | YSL-448G |
| Key | Bb/F | Bb/F |
| Bell Material | Gold brass | Gold brass |
| Bell Diameter | 214.4mm (8 1/2") | 214.4mm (8 1/2") |
| Bore Size | ML: 13.34mm (0.525") | L: 13.89mm (0.547") |
| Outer Slide | Nickel silver | Nickel silver |
| Inner Slide | Nickel silver | Nickel silver |
| Finish | Gold lacquer | Gold lacquer |
| Mouthpiece | SL-48S | SL-48L |
| Case | Included | Included |