
JOST is the worldwide leading producer of vehicle connection components for systems, modules and components for trucks & trailers producing Fifth Wheels since 1956. Under the umbrella brand name of JOST, the comprehensive range of products is broken down into four areas:
The JOST brand includes Fifth Wheel Couplings, Telescopic Landing Gears and accessories for Semi-Trailers, Ball Bearing Turntables, King Pins and Container Locks and components for alternating systems.
Under the traditional brand name of ROCKINGER, the company produces Towing Hitches, Drawbar Eyes and Towing Drawbars for both transporters and trucks, as well as for use in the Agricultural Industry.
TRIDEC is the leading provider of Steering Systems and single wheel suspensions for trailers.
EDBRO is the leading company in the area of vehicle mounted Hydraulic Systems. Included in the product range are front and underfloor dumper and trailer thrust cylinders as well as customer specific hydraulic construction kits.
JOST is the only supplier that can provide its products and services all around the world. The company is located on all continents, with distribution, production and development. With sales and production facilities in 18 countries, JOST is the global partner of choice for the commercial vehicle industry. JOST employs over 2500 workers worldwide.

