The RG3521 features a basswood body bolted to a titanium-reinforced maple and walnut Super Wizard neck with a 24-fret bound rosewood fingerboard with wedge sharktooth position markers. Components include dual DiMarzio humbucking pickups with a 5-way selector lever, a Tight-End R fixed bridge, a Graphtech nut and Gotoh tuning machines. It was sold with a hardshell case. The RG3521 was discontinued after 2013.