Originally Posted by jakethebt
I dont think there is an adjustment on the calipers either. I think that only applied to the old drum brakes. I dont know why the calipers would cause grabbing. If you have a bad seal it leaks. If the piston is rusted in the bore, it will not move. If it were a case of the calipers not releasing, that could be resolved by new calipers or a rebuild. I really cant think of a reason why you would replace the calipers. I would be looking at the apply system. The master cylinder and the shock.
I've had to replace several calipers on MC trailers. They get stuck and don't release. Rotor, wheel and tire get really hot!