Height: 100 cm (39 (1/4)”), Length: 155 cm (5′ 1″), Width: 151 cm (59¾”). Net Weight: 289 kg (636 lb)
Solid brass — polished and lacquered.
Outer and inner rims are laminated. Wide tail design. 22 mm outer rim width, 38 mm inner rim width.
Steinway-like radial bracing. 3 braces.
Laminated multi-directional Maple. Thickness: 36 mm.
Soundboard Solid Spruce. Linear taper. Vibrating area: 1.07 m2 (1,657 in2)
Close and straight-grain solid (not laminated) Sitka spruce. Minimum 3 annual growth rings per cm (minimum 8 per inch). Tapered from treble to bass, which allows a greater freedom of movement thereby creating a richer and more lasting tonal response. Tapered from 8 mm to 6 mm. Vibrating area: 1.30 m2 (2,020 in2)
Ribs notched into inner rim (no floating ribs). Ribs made of spruce and staggered/graduated. Number of ribs: 1
Vertically laminated maple base with solid maple cap..
Designed by Steinway. 17,661 kg (38,854 lb) tension.
Cast iron, painted with Steinway Gold.
Front and rear duplexes Designed by Steinway.
Roslau wire. Number of sizes of treble strings: 14. Lowest tenor note: 27. Number 1 speaking length: 112 cm (44.0″)
Designed by Steinway. Weight of topfelt: 7 kg (15 lb).
Designed by Steinway. Angled whipped heel. All wood (no plastic) for all moving parts. Extruded aluminum action rails with Steinway rosette shape
Steinway design. Spruce.
Brass. Una corda, full sostenuto, and sustain (damper) pedals.
Slow-fall fallboard. Fold-down fallboard lip. Bench: Matching veneer-topped bench for bubinga pianos; matching cushioned bench for all other finish pianos.