The GRX90 features a basswood body with a decorative top mated to a maple neck with a 22-fret rosewood fingerboard with dot inlays. Components include Ibanez pickups in an HSH configuration and a synchronized tremolo bridge. The GRX90 is sold only in Asia. In Japan it comes packaged with a beginner's kit including a strap, tuner, cleaning cloth, picks and small accessory pouch.