Innovative twin rear axle suspension: The GFC version of the 4-point link is part of a weight-optimized truck suspension system for the rear twin axle. The 4-point link is responsible for locating the non-driven leading axle with its weight-optimized hollow-cast design. The live rear axle features a stabilizer link with new polygon joining technology: Together with a lightweight aluminum v-link and a spring bellows carrier, it takes over both the axle guidance and the vertical axle load support