Description
Key Technical Specifications
- Height: 52″ (131 cm)
- Width: 60″ (153 cm)
- Depth: 26″ (65 cm)
- Weight: 517 lbs (235 kg)
- Soundboard: Solid Spruce
- Key Surface: Acrypet™ (white keys), Phenolic Resin (black keys)
- Action: Aluminum alloy action rails, Yamaha Balanced Action
- Bridges: Hard maple
- Features: Soft-close fallboard, 5 back posts, muted pedal
Design Features
- String Length: 47.5″ for the #1 bass string, providing a rich, resonant tone comparable to a small grand piano.
- Construction: The Yamaha U3 is built in Japan with V-Pro vacuum shield mold process iron frames.









