Used Gallien-Krueger 400RB Bass Amp Head

Used Gallien-Krueger 400RB bass amp head in good condition, delivering the classic GK punch and fast, articulate response that sits perfectly in any mix. Rated at 200W at 4 ohms (150W at 8 ohms), it features a 4-band active EQ, voicing filters, and the signature Boost circuit for warm growl or clean headroom. A rugged, gig-ready head that’s easy to dial in for rock, funk, and beyond.