The Dave Mustaine Thrash Factor signature pickup set captures the tonal character of Dave's favoured bridge humbucker from the recording of Megadeth's landmark 1990 album Rust in Peace. Seymour Duncan worked directly with Mustaine to recreate that instrument's distinctive voice by altering the winding process, yielding a high–output passive humbucker with tighter low end, scooped midrange, and aggressive treble compared to the standard JB model. The set pairs the bridge Thrash Factor with the SH–1n 59 model neck pickup, both hand–built in Santa Barbara, California.
Bridge and neck pickups carry DC resistances of 16.4 and 7.6 ohms respectively, delivering the output and frequency response required for heavy rhythmic work and articulate lead playing. The bridge unit employs a Trembucker configuration for improved string–to–pole alignment on wide–spaced bridges. Both pickups are passive designs with 4–conductor shielded cable, allowing phase–correct installation and flexible wiring options. The combination ensures voicing consistency across positions without phasing issues that can compromise clarity and sustain.
The Thrash Factor's tonal profile reflects decades of Seymour Duncan's pickup engineering coupled with Mustaine's specific sonic requirements. The scooped midrange and pronounced treble character suit drop–tuned riffs and single–note lead passages, whilst the 59 model neck pickup delivers smoother response for sustained tones. This pairing has proven effective across thrash, progressive metal, and high–gain contexts where clarity and punch must coexist.
Features
- Bridge Thrash Factor and SH–1n 59 model neck pickup combo in matte black.
- Bridge DCR 16.4 ohms, neck 7.6 ohms for balanced output and response.
- Trembucker bridge configuration for wider string spacing and pole alignment.
- 4–conductor shielded cable enables series, parallel, and phase–switching wiring.
- Passive design with no onboard preamp or battery requirement.
- Hand–built construction in Santa Barbara, California.
- Tighter lows, scooped mids, aggressive highs versus standard JB specification.
- Signature voicing modelled on Dave Mustaine's instrument from Rust in Peace recording sessions.



