Originally Posted by solidus

There are only two types. If you can see the back of the pads from outside the caliper you have base brakes. If the calipers say Nissan on the outside and they are powdercoated red or silver they are Akebono"s . Just google an image for 370z akebono caliper. Those are what come on the sport and the Nismo. ( Also on the G37/Q60 sport) I've never seen a black caliper that was'nt custom.