Fender Mustang LT25 settings
Undertow settings for Fender Mustang LT25
TOOL · adapted 2 times on ToneAdapt
To get the TOOL "Undertow" riff tone on a Fender Mustang LT25, select the CLASSIC ROCK preset, then set Gain 7, Bass 5, Treble 6, Reverb 0.5. Use the bridge pickup with your guitar's tone on 7-8 and volume on 8-9.
Riff settings
Adapted for a Ibanez GRGR221PA · updated 2026-06-11
- Preset / mode
- CLASSIC ROCK
- Pickup
- Bridge pickup
- Guitar knobs
- Tone 7-8 · Volume 8-9
Fender Mustang LT25 knobs
- Gain
- 7
- Bass
- 5
- Treble
- 6
- Reverb
- 0.5
Built-in effects
- Reverb on (spring) · 2
Playing tips
- Use aggressive palm muting to emphasize the tightness of the riff.
- Focus on picking with a strong attack to maintain clarity in the percussive rhythm.
- Keep your playing hand close to the bridge for a tighter sound.
The original rig
What TOOL used on the recording, for reference. ToneAdapt translates this to the controls your Fender Mustang LT25 actually has.
- Guitar
- Gibson Les Paul Custom Silverburst (1979)
- Amp
- Marshall JCM800 2203 head with Marshall 4x12 cabinet (Undertow studio recording)
- Gain
- 7
- Bass
- 6
- Mid
- 7
- Treble
- 6.5
- Presence
- 5.5
- Reverb
- 1
Different guitar or pedals? Get Undertow adapted to your exact rig
These settings were generated for the gear named above. ToneAdapt adapts TOOL's tone to your own guitar, pickups, amp and pedals in seconds.
Frequently asked questions
What preset should I use on the Fender Mustang LT25 for Undertow?
Start from the CLASSIC ROCK preset, then set Gain 7, Bass 5, Treble 6, Reverb 0.5.
Which pickup should I use for Undertow?
Bridge pickup, with the guitar's tone at 7-8 and volume at 8-9.
What gear did TOOL use on Undertow?
Guitar: Gibson Les Paul Custom Silverburst (1979). Amp: Marshall JCM800 2203 head with Marshall 4x12 cabinet (Undertow studio recording).
Will these settings work with my guitar?
These settings were adapted for a Ibanez GRGR221PA. Different pickups change how much gain and treble you need. ToneAdapt adapts the tone to your exact guitar, pickups, amp and pedals.
Popular songs on the Fender Mustang LT25
- Master of Puppets · Metallica
- Walk · Pantera
- Sweet Child O' Mine · Guns N' Roses
- Hotel California · Eagles
- Enter Sandman · Metallica
- Smells Like Teen Spirit · Nirvana
- Holy Wars · Megadeth
- Raining Blood · Slayer
- Crazy Train · Ozzy Osbourne
- Whole Lotta Love · Led Zeppelin
- Back in Black · AC/DC
- Stairway to Heaven · Led Zeppelin
Settings are generated by ToneAdapt's tone adaptation for the gear named on this page and are a starting point — every amp, guitar and room is a little different.