The Boss SD-1 Super Overdrive is one of the most enduring overdrive pedals ever produced, offering the distinctive asymmetric clipping circuit that has made it a staple on pedalboards since its introduction in 1981. This Black Label Made in Taiwan example represents an early production period and delivers the familiar mid-focused overdrive character that has been favored by players across a wide range of musical styles.

Featuring straightforward Level, Tone, and Drive controls, the SD-1 can be used as a subtle boost, a dynamic low-gain overdrive, or a focused drive pedal for pushing an already overdriven amplifier. Its characteristic voicing adds warmth, sustain, and definition while helping lead lines and rhythm parts cut through a mix without sounding harsh.

The pedal is particularly effective when paired with tube amplifiers, where it can tighten low frequencies, enhance midrange presence, and add responsive saturation. From blues and classic rock to hard rock and metal, the SD-1 remains a versatile and highly regarded overdrive design.

Confirmed notable users include Zakk Wylde (Ozzy Osbourne, Black Label Society), Prince, and Billy Joe Armstrong (Green Day).

This example includes the original box and manual.

The pictures in this listing are of the actual product. Please take a careful look to determine the cosmetic condition and accessories included with the item.
Power supplies are not included, unless described or pictured. All items have been tested and function 100% unless stated otherwise.

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