an associated structure of a vehicle the mounting features define a mounting side and a non mounting side of the brake a mounting side brake pad comprises mounting side friction material and a non mounting side brake pad comprising non mounting side friction material the center of pressure of the non mounting side friction material is circumferentially aligned with the piston and the center of pressure of the mounting side friction material is offset in relation to the piston towards the leading part of the brake pad carrier application_number US 201113116260 A description heavy vehicles such as commercial trucks have a usual forward direction of travel in the following description the terms u201c leading u201d and u201c trailing u201d refer to parts of the brake assuming the usual direction of rotation of a brake disc i e that of a vehicle moving forward rather than in reverse the amount of time spent travelling in the reverse direction is minimal in comparison to that spent travelling forwards and is at much lower speeds fig1 shows part of a disc brake assembly 10 comprising a sliding caliper 2 mounted on a carrier 11 which is in turn mounted on a suspension component of a vehicle not shown the caliper 2 comprises an inboard side 4 and an outboard side 6 the inboard and outboard sides 4 6 are connected by a leading bridge arm 7 and a trailing bridge arm 8 the bridge arms 7 8 are positioned.