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Gallien-Krueger 115RBH

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Page last updated Jan 16, 2026

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Unleash the full potential of your bass with the Gallien-Krueger 115RBH, a powerhouse cabinet designed for professional bassists who crave earthshaking power and crystal-clear definition. The RBH series stands out with its proprietary horn bi-amp system, offering unparalleled setup flexibility and tonal clarity that brings your music to life.

Built tough with 11-ply poplar construction and custom interlocking corners, the 115RBH is as durable as it is versatile. Its unique shape allows you to position it upright, stacked, or tilted back like a floor wedge, adapting to any stage setup. Equipped with a heavy-duty cast-frame 15" woofer and a high-quality horn, this cabinet delivers punch and clarity that will cut through any mix.

Transporting the 115RBH is a breeze thanks to removable nickel-plated casters and recessed spring-loaded handles, while the roadworthy steel grill and black carpet exterior ensure it withstands the rigors of life on the road. Whether you're hitting the stage or the studio, this cabinet promises consistent, high-performance sound that keeps you in command.

Key Features:

11-ply poplar construction with custom interlocking corners
Heavy-duty cast-frame 15" woofer and bi-ampable horn
400 watts power handling
Recessed spring-loaded handles and roadworthy steel grill
8-ohm version
Removable nickel-plated casters for easy transport

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Kanda Shokai Corporation

Bubby Lewis meets Gallien-Krueger / 115RBH & LEGACY 500

Kanda Shokai Corporation

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Gallien-Krueger 115RBH.

Mods and upgrades

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An EV DLX 15" bass speaker, known for its heavy magnet, is recommended for upgrading the GK 115RBH, with one owner reporting satisfaction after purchasing a reconned version for $125.
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Setup and maintenance

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Reconing can be a cost-effective repair option, typically involving replacing the paper cone if the damage is not extensive, with costs potentially around $50.
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Comparisons

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Eminence and Celestion are suggested as reliable brands for replacement speakers, highlighting the importance of matching speaker specs rather than using a generic 15".
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Barefaced Big Twin II is praised for its lightweight design and high volume output without stress, making it a durable investment for regular gigging.
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Markbass New York 122 (2x12) is noted for practicality due to its slim shape and manageable weight, potentially better suited for portability than the 115RBH.
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User experience

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A user reported a successful recone of a 10" GK speaker costing $90, suggesting potential cost savings for similar repairs on the GK 115RBH.
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A Peavey 1516 cab, though heavy, combines 2x8" and 15" speakers for impressive stage sound, suggesting a potential alternative for those seeking power and range.
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Features and functionality

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The GK NEO 212 is highlighted for its lightweight construction and versatility, providing a balanced sound between punchiness and boomy bass.
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