* Fender Precision Bass
The Fender Precision Bass is Ament's main bass guitar. He has used a variety of Precision Bass models over the years, including a 1962 reissue, a 1964 reissue, and a custom-made model.
* Fender Jazz Bass
Ament also plays a Fender Jazz Bass from time to time. He has used a 1966 reissue, a 1972 reissue, and a custom-made model.
* Gibson Thunderbird
Ament has also used a Gibson Thunderbird bass guitar on occasion. He has used a 1963 reissue, a 1964 reissue, and a custom-made model.
* Music Man StingRay
Ament has also used a Music Man StingRay bass guitar. He has used a 1976 reissue, a 1982 reissue, and a custom-made model.
* Hofner 500/1 Violin Bass
Ament has also used a Hofner 500/1 Violin Bass guitar. He has used a 1961 reissue, a 1962 reissue, and a custom-made model.