The K5 is a five string solid body electric bass model introduced by Ibanez for 2006. It is a signature model for bassist Reginald "Fieldy" Arvizu who is best known for his work with the American nu metal band Korn. It was initially made in South Korea, but production moved to Indonesia in 2008.
This version replaced the initial K5, which had a padauk top and back with a natural finish and a different neck.
The K5 features an SR series double-cutaway mahogany body bolted to a maple and bubinga neck with a 24-fret rosewood fingerboard with a K5 logo at the twelfth fret. Components include a pair of Ibanez ADX-5 active bass pickups with a Vari-Mid III preamp with a three-band EQ, a fixed bridge with 16.5mm string spacing and a plastic nut.
For 2011 the hardware color was changed from gold to black and the Black Flat finish was introduced. For 2018 the maple and bubinga neck was replaced with maple and walnut and the rosewood fretboard was replaced with jatoba. For 2019 a nyatoh body was introduced, replacing the mahogany. For 2021 the fretboard material was changed back to rosewood.
The K5WHLTD is a limited edition version with a white finish which was offered in 2014. The K5LTD is a limited edition version with a fluorescent green finish and pink strings which was introduced in 2020.
