Used 2010s Gallien-Krueger Fusion 550 Hybrid 550W Bass Amp Head

Powerful and reliable, this used 2010s Gallien-Krueger Fusion 550 delivers 550 watts of hybrid tone through a tube preamp and solid-state power amp. Featuring three 12AX7 tubes, motorized knobs, and deep EQ flexibility, it's perfect for bassists seeking warm, punchy tones with modern control. In good condition with normal cosmetic wear, this amp head blends vintage warmth with clean, dependable power—ideal for stage or studio. Made in the USA, known for rugged performance.