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LEAK: Marshall Modified JCM800 and 1959 - 100 Watt models coming

Marshall Modified JCM800 & 1959 Reissue rumors! Leaked details suggest two new amps are coming at NAMM 2025.

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LEAK: Marshall Modified JCM800 and 1959 models

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Marshall Modified JCM800 and 1959 models have been spotted online and it looks like these two new amps will drop at NAMM 2025.

Marshall Modified JCM800 and 1959 models

Word on the street is that Marshall is about to drop two new amp heads at NAMM 2025:

More leaked Marshall products follow the**new pedals range** based on their classic amps and the Studio 900 20-watt head based on the JCM900.

UPDATE Now Officially Released

JCM 800 Key Features

  • Mid-Shift Switch - When activated the controls shifts the frequencies to emphasize mid range content. The result is a fuller, fatter sound.
  • Two Overdrives - Two overdrive pedals on a Marshall amp can create interesting tones and give you more tonal options!
  • Tight Sound - The tight switch produces a tighter, snappier low end.

Marshall Modified JCM800 at Andertons

Marshall JCM 800 Modified
Marshall JCM 800 Modified

1959 Key Features

  • **Clip Switch -**A clip switch controls the amount of clipping, which is when the signal is "cut" or "clipped" at the amplifier's maximum capacity. More clipping results in more distortion!
  • **Bright Switch -**Brighten up those clean tones for more elegant tonal choices.
  • Master Volume - Control the volume with even more ease with the addition of the Master.
  • Two Overdrives - Two overdrive pedals on a Marshall amp can create interesting tones and give you more tonal options!

Marshall 1959 Reissue at Andertons

Marshall 1959 Reissue
Marshall 1959 Reissue

Specifications

There are no real in-depth details as yet, but both heads have been spotted online, along with some low-resolution images of both models. They are both rated at 100 watts and all tube designs.

Marshall Modified JCM800 - 100W, 1-channel Tube Amp Head with Master Volume, Preamp Volume, and 3-band EQ, Presence, Tight Switch, Midrange Boost and Gain Boost

Marshall Modified JCM800
Marshall Modified JCM800

Marshall Modified 1959  - 100W, 2-channel Tube Amp Head with Master Volume, Bright Cap Switch, Gain Boost, 3-band EQ, and Presence Control

Marshall Modified 1959 Reissue
Marshall Modified 1959 Reissue

Prices

Marshall Modified JCM800 - $3299 Marshall Modified 1959  - $3699

Preorder

More Information

Jef Stone
Jef Stone
Founder and editor of GuitarBomb. Jef has been writing about guitars, effects pedals, and music gear for over ten years, covering everything from breaking gear news and leaks to hands-on reviews.