Used BOSS SD1 Super Overdrive 40th Anniversary Effect Pedal

Celebrate four decades of iconic tone with this used BOSS SD-1 Super Overdrive 40th Anniversary Edition, offered in excellent condition. This limited-run pedal features the classic asymmetric overdrive circuit that delivers warm, smooth gain—perfect for blues, rock, and beyond. Housed in an elegant black body with gold lettering, it retains the trusted three-knob layout for Level, Tone, and Drive, giving you precise control over your sound. Built with the same rugged construction BOSS is known for, it uses a standard 9V power supply or battery and offers buffered bypass for consistent signal clarity. Whether you're a collector or a performer seeking legendary overdrive, this celebrated reissue combines vintage character with modern reliability.