Good ideas are timeless The VBG GROUP TRUCK EQUIPMENT GMBH success-story In 1922 VBG GROUP TRUCK EQUIPMENT GMBH introduced a completely new spring design: The RINGFEDER friction spring. Its brilliant damping principle of ......Good ideas are timeless The VBG GROUP TRUCK EQUIPMENT GMBH success-story In 1922 VBG GROUP TRUCK EQUIPMENT GMBH introduced a completely new spring design: The RINGFEDER friction spring. Its brilliant damping principle of converting impact energy into frictional heat was highly acclaimed and applied worldwide. Outstanding damping properties and high life expectancy make the RINGFEDER friction spring an industry design standard. Based on this spring system todays product lines have been developed: Today VBG GROUP TRUCK EQUIPMENT GMBH produce and develop in their new factory using the latest flow production and high-tech manufacturing methods products of the highest quality and safety. Modern production lines and product testing equipment guarantee the outstanding quality standard and performance of all RINGFEDER products. Comprehensive quality controls and operational checks during production and detailed final inspection continuously ensure the extremely high quality standard of all RINGFEDER products.