... axleEnds fist type I shape beam,four-link type,disc brakeMiddle axleIntegral axle housing, fixed by four-bar linkage, ... reduction ratio 3.545,drum brakeSuspension system2/4/2 air bag arrangement,with manual lifting ... can be adjusted from front to rear and from upper to lowerBraking systemDual circuit air brake, energy storage spring parking brake,WABCO ABS+ARSDoor ...