... adjustersABS SystemHaldex ABS systemValveair brake system with WABCO emergency relay valve Brake Chambers30/30 chambers, air-actuatedUNDERFRAMEMain BeamI shape,Mild ... system, 3 manhole assembly, 3 botton valves, 3 release valve assembly and 1 offload box assembly), False partitions WithTank fittingOne ... side (the driver is at the left side). A 4" foot valve are fixed on each compartment with a 4" ball ...