GR Bass AT Cube 800 Combo

The GR Bass AT Cube 800 Combo (8 Ohms) is a groundbreaking carbon fiber bass combo amplifier that features a 12” speaker and delivers massive power and tone in an ultra-lightweight package. Weighing just a fraction of traditional amps, this compact powerhouse offers 800 watts of clean output (450 watts through the internal 12” speaker or 800 watts with an additional cabinet) making it perfect for gigs, rehearsals, and studio sessions.

Built with AeroTech carbon fiber construction, the AT Cube 800 offers unmatched durability, clarity, and projection while keeping your setup easy to transport. Designed for true tonal transparency, it reproduces the pure sound of your instrument with GR’s signature warmth and precision.

With incredible power-to-weight performance, modern aesthetics, and Italian craftsmanship, the GR Bass AT Cube 800 Combo is ideal for bassists seeking professional-level sound in a compact, road-ready amp.

And the features don’t end there as both the DI and Headphone outs come with their own dedicated volume knobs, there’s a built in turner with LEDs lights that run in multiple play modes, a mute switch, and even a 9v 350w out to power your pedals, pre-amp, or other toys.