Bass Guitar

Peavey T-40 Bass Guitar

Peavey · T-40 Bass Guitar

Price: 16 EUR – 182 EUR

Price history 08.09.2026 19.09.2026
Cheapest seen Most expensive seen

Availability: 2/10 (Very rare)

A late-1970s American-made bass known for its unusually heavy, fully routed ash body and switchable active/passive electronics with a phase switch.

Where available? Go to the best price – 16 EUR About this instrument

About the Peavey T-40 Bass Guitar

Introduced in 1978, the T-40 paired dual humbucking pickups with an unusually flexible control set for its era: an active/passive switch, individual pickup volume and blend controls, an active treble-boost circuit, and a phase switch for out-of-phase tones, all in a single production bass at a time when most instruments offered simple passive volume-and-tone controls. The body is fully routed ash beneath the pickguard to accommodate that electronics package, which contributes to the T-40's widely noted heaviness compared to contemporaries.

That weight, combined with a robust build and Peavey's then-unusual approach to large-scale domestic guitar manufacturing with computer-controlled routing, gave the T-40 a reputation as a durable but demanding instrument to play standing for long sets. It remains a distinctive example of late-70s American bass design experimentation rather than a variant within a longer-running signature or reissue lineage.

Where to buy

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Source: https://reverb.com/item/101453420-peavey-t-60-guitar-t-40-bass-brochure-1978

Sound character of the Peavey T-40 Bass Guitar

The T-40's active/passive switch, blend control, active treble boost and phase switch give it an unusually wide tonal range for a 1978 design - the ash body adds brightness and articulation over a warmer alder or mahogany body, and the humbuckers plus treble boost can push into an aggressive, growling upper register, while the phase switch produces a thin, hollow out-of-phase tone.

Bright Growly Modern/Hi-Fi

Technical data for the Peavey T-40 Bass Guitar

Body Fully routed ash
Pickups 2x Humbucker
Electronics Active/passive switch, blend, treble boost, phase switch
Origin USA (Peavey, Meridian MS)
Era 1978

Price history for the Peavey T-40 Bass Guitar

Cheapest seen: 16 EUR  ·  Most expensive seen: 182 EUR

226 EUR16 EUR 08.09.2026 15.09.202617.09.202618.09.2026 19.09.2026
Cheapest seen Most expensive seen

The history of the Peavey T-40 Bass Guitar

Peavey launched the T-40 in 1978 as one of its first mass-produced basses, notable for extensive onboard electronics and a fully routed ash body that made it substantially heavier than most contemporaries.

Related guides

  • Active vs. Passive Electronics: How They Differ in Sound View details
  • Buying a Used Bass Guitar: What to Check View details
  • Precision Bass vs. Jazz Bass: Comparing the Classic Body Styles View details

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