Use the searchbar. This thread comes up at least twice a day in the bass forum. It has been answered SO many time.
Telecaster - SG - Jaguar
Princeton Reverb, Extra Reverb
P-Bass - Mustang Bass
Apogee Duet 2 - Ableton Suite
Quote by Scumbag1792
Russian Big Muff Pi
A wiki all about Muse. You can check out all of Chris' gear from all their albums. It says Big Muff in the Absolution section for Hysteria.

Thanks a lot.