Pricing and availability

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Average Price: $3,472

High-end/Boutique

$300

$801+

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Standard

High-end

Price History

Based on price data from 2 merchants for "Rivera KR7". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unleash sonic fury with the Rivera KR7, a guitar amplifier head crafted with precision and power in collaboration with Mick Thomson of Slipknot. Built for the serious metal and rock guitarist, the KR7 delivers a ferocious 120 watts of raw tube-driven energy. With its three channels, this amp head takes you from crystal-clear cleans to earth-shattering high-gain tones that slice through the mix with precision.

The KR7 is designed with versatility in mind, offering switchable wattage from 15 to 120 watts, allowing you to tailor your output to any setting, from intimate studios to roaring arenas. Its intuitive controls and focus switch enable you to fine-tune your sound, ensuring a tight low end that doesn't compromise on note definition. The subwoofer output is perfect for those who crave an additional bass punch, while the Accutronics reverb adds a lush depth to your soundscape.

Engineered for seamless integration into your rig, the KR7 features an advanced effects loop and direct recording capabilities. Whether you're on stage or in the studio, this amp head provides the flexibility and tone-shaping tools you need to command your sound. The included Headmaster MIDI pedal offers comprehensive control, allowing you to switch channels and toggle effects with ease, making it an indispensable part of your setup.

Key Features:

  • Designed in collaboration with Mick Thomson of Slipknot
  • 120-watt, all-tube amp head with EL34 power tubes
  • Three channels with individual boost options
  • Switchable wattage: 15, 30, 60, or 120 watts
  • Subwoofer output for enhanced low-end
  • Accutronics 3-spring reverb for rich tonal depth
  • Effects loop with hardwire bypass and MIDI control
  • Includes the Headmaster MIDI switcher for versatile performance control

Product specs

Type Tube
Number of Channels 3
Total Power 120W
Preamp Tubes 5 x 12AX7
Power Tubes 4 x EL34
Reverb Yes
EQ 3-band
Inputs 2 x 1/4"
Outputs 1 x 1/4" (Sub), 1 x 1/4" (Line), 1 x 1/4" (Speaker)
Effects Loop Yes
MIDI I/O In/Out/Thru
Footswitch I/O 1 x 5-pin (programmable)
Footswitch Included Yes, Head Master MIDI Controller footswitch
Bias Type Adjustable Fixed
Construction Material Black Tolex
Power Source Standard IEC AC cable
Height 11"
Width 27.34"
Depth 11"
Weight 60 lbs.

FAQs

What type of music is the Rivera KR7 amplifier most suitable for?

The Rivera KR7 is designed for high-gain applications, making it ideal for metal and hard rock genres. Its three channels and powerful 120-watt output provide versatility for both aggressive and clean tones.

Does the Rivera KR7 amplifier include a footswitch?

Yes, the Rivera KR7 comes with the Head Master MIDI Controller footswitch, allowing for seamless channel switching and control during performances.

How does the effects loop on the Rivera KR7 function?

The Rivera KR7 features an effects loop that allows you to integrate external effects processors into your signal chain, maintaining the amplifier's tone while adding effects like reverb or delay.

Can the Rivera KR7 amplifier handle live performances?

With its 120-watt power output and robust tube configuration, the Rivera KR7 is well-suited for live performances, providing ample volume and tonal clarity for gigging with a band.

What kind of tubes does the Rivera KR7 use?

The Rivera KR7 is equipped with 5 x 12AX7 preamp tubes and 4 x EL34 power tubes, contributing to its rich, dynamic sound profile and high-gain capabilities.

Rivera Amplification

Rivera Amplification

Mick Thomson recording for Slipknot's "All Hope is Gone"

Video thumbnail for Mick Thomson recording for Slipknot's "All Hope is Gone" by Rivera Amplification

Mick Thomson recording for Slipknot's "All Hope is Gone"

Rivera Amplification

Rivera Amplification

Video thumbnail for Slipknot's Mick Thompson and His Signature Amplifier by Guitar World

Slipknot's Mick Thompson and His Signature Amplifier

Guitar World

Guitar World

Video thumbnail for Rivera KR7 Mick Thomson Signature SEVEN Amp by Rivera Amplification

Rivera KR7 Mick Thomson Signature SEVEN Amp

Rivera Amplification

Rivera Amplification

Video thumbnail for Rivera KR7 demo w/Les Paul played by Luis Maldonado by Rivera Amplification

Rivera KR7 demo w/Les Paul played by Luis Maldonado

Rivera Amplification

Rivera Amplification

Video thumbnail for Rivera Guitar & Speaker comparison with KR7 for metal tones by Rivera Amplification

Rivera Guitar & Speaker comparison with KR7 for metal tones

Rivera Amplification

Rivera Amplification

Video thumbnail for Rivera KR7 Mick Thomson sig EQ demo by Rivera Amplification

Rivera KR7 Mick Thomson sig EQ demo

Rivera Amplification

Rivera Amplification

Reviews

PROS

  • Versatile sound options from clean to high gain

  • Handles a wide range of musical genres effectively

  • Maintains clarity and fidelity at any volume

  • Responsive to different types of guitars

  • Offers tonal flexibility with sensitive controls

  • Durable build and reliable performance

  • Features like MIDI control and selectable wattages add versatility

  • Independent boost control on each channel for nuanced tone shaping

  • Transparent sound that cuts through the mix

  • Includes useful features like a series/parallel loop and recording outputs

CONS

  • Heavy and cumbersome to transport

  • Lacks a master volume control

  • Not suitable for bedroom-level playing due to volume

  • Controls can be challenging to set for desired tone

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Rivera KR7.

Comparisons

  • The Rivera KR7 is mentioned alongside high-gain amps like the Diezel VH4 and Bogner Uberschall, suggesting it competes well in extreme metal settings.

    Source
  • The Rivera KR7 is mentioned alongside the Randall RG100ES, highlighting its capability in the high-gain metal amplifier market.

    Source
  • The KR7 stands out in lists featuring heavy hitters like the Peavey 5150 and Bogner Uberschall MK2, showcasing its reputation among other renowned high-gain amps.

    Source

Features and functionality

  • The KR7 is associated with Mick Thompson, hinting at its suitability for heavy, aggressive tones typical of Slipknot's sound.

    Source

Use cases and applications

  • Recommended for death metal due to its high gain and low-end capabilities, making it ideal for heavy genres with slam elements.

    Source
  • The KR7 is selected by users for metalcore and hardcore, indicating its versatility in aggressive music styles beyond just death metal.

    Source

User experience

  • Known for delivering clear note definition even at high gain levels, which is crucial for maintaining articulation in complex metal riffs.

    Source

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Artist usage

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See how Mick Thomson uses Rivera KR7

Mick Thomson

Guitarist

Slipknot

...
Verified via YouTube

Mick talks about this head at around 18:00

Album Usage

The Rivera KR7 has been featured on the following albums:

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Rivera KR7, it is most commonly used with the following gear.

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