JOST International is a world market leader for the commercial trucking industry. As a pioneer of efficient, safe, and innovative systems for trucks and trailers, we proudly supply fifth wheel …

Find the fifth wheel coupling solution you need. JOST is proud to offer a diverse and high-quality line of fifth wheels to fit your application.

JOST International is an industry-leading manufacturer of trailer landing gear and landing gear parts. For over 20 years, we have supplied trailer landing gear and components to our OEM, …

The JOST International team is here to answer any questions you might have about our fifth wheel couplings, landing gear products, and more. If you have a question, please fill out the …

JOST International is a world market leader for the commercial trucking industry. As a pioneer of efficient, safe, and innovative systems for trucks and trailers, we proudly supply fifth wheel …

JOST designs and manufactures fifth wheels, landing gear, kingpins and turntables for the road transportation market from two manufacturing plants and distribution centers in the United States.

The JSK37U series is JOST’s flagship line of cast ductile iron fifth wheels that is a standard specification option at every OEM.

Find the parts you’re looking for from a JOST dealer in your area. Use the filter tab to narrow your search to just the service or parts you need, or to select the dealer certification level you’re …

Whether you're looking for information about becoming a JOST Certified Dealer, have questions about a particular part or product, or are looking for help submitting a warranty claim, the …

JOST’s A400 Series is the go-to landing gear series for any commercial trucking application to add strength, durability, and functionality.