Different. Larger dia rotor and longer caliper legs. Caliper itself is also larger. I have had both an S550 PP and S650 DH/PP caliper on the bench next to each other and its differences are notable.
Fun fact though.....the S650 DH and PP uses the S550 Mach1 knuckle. So S650 DH...
Not everyone is a ”drag racer” upon initial purchase, most get bit by the bug after the fact. Not doing this for looks, we autoX and open track an S550. Looking for the increased rotor dia and pad swept area of the S650 PP brakes over the S550 PP. GT350/500 brakes won’t fit within the...
Looking for a set of take off performance pack 6 piston front brakes. Assume the hardcore drag racers will start removing them to shed weight. Thx Mike
Edit - thought it would be obvious I’m looking for S650 calipers but for the idiots and scammers out there I add this clarification