Figure 2.1 Suspension System Defects. The suspension system holds up the vehicle and its load. It keeps the axles in place. Therefore, broken suspension parts can be extremely dangerous. Look for Spring hangers that allow movement of axle from proper position. See Figure 2.2. Figure 2.2 Cracked or broken spring hangers. Missing or broken leaves in any leaf spring. If one-fourth or more are missing, it will put the vehicle "out of service, but any defect could be dangerous. See Figure 2.3.