ArvinMeritor, Inc. and Meritor WABCO Vehicle Control Systems announced today their new Premium Hydraulic Braking System for medium-duty truck and bus applications. The package includes Meritor WABCO's Hydraulic Power Brake(HPB) -- the next-generation of its hydraulic actuation and anti-lock braking system (ABS), and the Meritor® Quadraulic™ hydraulic disc brake. Combined, these two brake technologies offer unparalleled stopping and performance capabilities.