QUALITY CRAFTED GUITARS FOR ALL. The LARRY CARLTON A4 is a combination of a quality design and specs. A4 has a solid spruce top and a solid mahogany back plate. It has two body shapes - Dreadnought and Grand Auditorium. It features rolled fretboard edges providing a more comfortable, and natural grip. A4 is designed after Larry Carlton’s preference. Spruce and Mahogany wood combination for resonant low and rich midrange projection. Roasted Solid Spruce Top. Solid Mahogany Back plate. Rosewood Rolled Edge Fingerboard that offers ease in playing. Sire SIB Acoustic EQ System.