The Gallien-Krueger MB115MK2 is a Gallien Krueger amplifier. Close alternatives include the Gallien-Krueger MB150S-112 Bass Combo and the Hiwatt HB210HN. It pairs well with the Greer Soma and the Mesa Boogie Flux-Drive.
Gallien-Krueger MB115MK2
Gallien Krueger · amplifier
The Gallien-Krueger MB115 MK2 is a bass combo amplifier with a single 15-inch speaker, part of GK's long-running MB series that pioneered lightweight, high-power bass amplifier design. The MK2 revision reflects Gallien-Krueger's continued refinement of the platform, pairing the punchy, articulate tone the brand is known for with a larger 15-inch driver for fuller low-end extension.
What stands out
“A strong choice for bassists wanting GK's signature tone with fuller low-end from a larger single-driver combo”
— from the reviews
“Valued for combining Gallien-Krueger's lightweight MB series design philosophy with a larger 15-inch speaker, giving bassists deeper low-end extension than the smaller MB combos in the lineup”
— from the community notes
“The MK2 revision reflects Gallien-Krueger's continued refinement of the platform, pairing the punchy, articulate tone the brand is known for with a larger 15-inch driver for fuller low-end extension”
— from the listing
“Primary use case is gigging bassists wanting fuller low-frequency presence alongside GK's signature punchy, articulate midrange character”
— from the community notes
“The Gallien-Krueger MB115 MK2 is a bass combo amplifier with a single 15-inch speaker, part of GK's long-running MB series that pioneered lightweight, high-power bass amplifier design”
— from the listing
Trade-offs
“Standout strength is the MK2 refinement itself, reflecting ongoing engineering improvements to an already well-regarded platform”
— from the community notes
- low end
- articulate
- presence
- frequency
- punchy
- gigging
- midrange
- deeper low end extension
Good for
- Live
Genres the Gallien-Krueger MB115MK2 is commonly used in
- Acoustic
cited
Inferred from shared tonal signals, not a stated genre tag. - Country Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Surf Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Metal
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Gallien-Krueger MB115MK2
Greer Soma
Greer
24% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → warm)
Where this leans bright, Greer Soma answers back warm
Goes in front of the amp
Mesa Boogie Flux-Drive
Mesa Boogie
22% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → warm)
Run Mesa Boogie Flux-Drive after it and the bright edge settles into something more warm
Goes in front of the amp
Wampler Nirvana Chorus
Wampler
21% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Keep Wampler Nirvana Chorus after Gallien-Krueger MB115MK2 in the signal chain, clear of Gallien-Krueger MB115MK2's own gain stage
Goes in front of the amp
Catalinbread SFT
Catalinbread
20% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → warm)
Catalinbread SFT leans warm right where the bright tone needs it
Goes in front of the amp
Suhr Woodshed
Suhr
19% matchfills a frequency gapFills in a frequency range the other side doesn't cover, instead of piling more onto what's already there. (bright → warm)
Gallien-Krueger MB115MK2's own full character is the real reason this is worth trying
Goes in front of the amp
Line 6 DL4 Delay Modeler
pedal
14% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Line 6 DL4 Delay Modeler's warm voice goes in Gallien-Krueger MB115MK2's effects loop — it's not there to compete with Gallien-Krueger MB115MK2's own full character — goes in the amp's FX loop (or last, into a clean amp)
Sits in the amp's effects loop
Suhr Discovery
Suhr
14% matchsits in the right chain slotPlaced for where it does its job cleanly in the chain, not for a tonal interaction with the anchor.
Run Suhr Discovery in Gallien-Krueger MB115MK2's effects loop, clear of Gallien-Krueger MB115MK2's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Sits in the amp's effects loop
SolidGoldFX Commodore Breaker Overdrive
Solidgoldfx
tonal matchGoes in front of the amp
Run SolidGoldFX Commodore Breaker Overdrive after it and the bright edge settles into something more smooth
Alternativessee all similar tone character →
Gallien-Krueger MB150S-112 Bass Combo
Gallien Krueger
64% similarityShared character: punchy, gig
Hiwatt HB210HN
Hiwatt
64% similarityShared character: punchy, gig
Gallien-Krueger MB210MK2
Gallien Krueger
52% similarityShared character: punchy, brand, gig
Hartke Lightweight Bass Amplifier
Hartke
50% similarityShared character: punchy, brand, presence
Peavey MAX 150 150W 1x12 Bass Combo
Peavey
49% similarityShared character: presence, gig
Phil Jones BP-800 Bass Pulse 800W Head
Phil Jones
45% similarityShared character: brand, gig
Aguilar SL110 Fawn Limited
Aguilar
43% similarityShared character: punchy
Aguilar AG700 V2
Aguilar
92% similaritysimilar tone character
Gallien-Krueger MB210-II
Gallien Krueger
92% similaritysimilar tone character
Blackstar BASSU120 Unity 120-Watt Bass Amplifier
Blackstar
92% similaritysimilar tone character
Gallien-Krueger 112-II Combo
Gallien Krueger
92% similaritysimilar tone character
Gallien-Krueger GK Legacy 2x10 Combo Bass Amp
Gallien Krueger
92% similaritysimilar tone character
See all alternatives to the Gallien-Krueger MB115MK2 (cheaper + boutique) →
Questions people ask
What are good alternatives to the Gallien-Krueger MB115MK2?+
The closest matches in character are the Gallien-Krueger MB150S-112 Bass Combo, the Hiwatt HB210HN, the Gallien-Krueger MB210MK2.
What pairs well with the Gallien-Krueger MB115MK2?+
Strong matches from rig and tone-complementarity evidence: Greer Soma, Mesa Boogie Flux-Drive, Wampler Nirvana Chorus — Where this leans bright, Greer Soma answers back warm.