JSK37F – Fontaine Replacement
JOST is dedicated to making change easy. Replace old, worn-out Fontaine top plates with the new JOST JSK37F top plate model. Rebuild in just 30 minutes for a brand-new JOST top plate with top-of-the-line safety features. JOST will extend a new five-year warranty with your new JOST top plate, and we will warrant any unused coverage remaining on your current bracket.
Replaces “F” Models:*
- 5000, 6000 & 7000
- 5092 & H5092
*Is not compatible with the 7″ LWS Series Sliders.
Please Note: Installing your JSK37F fifth wheel top plate will raise the installed fifth wheel height by 5/16″.
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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 couplings, trailer landing gear, kingpins, turntables, and more.
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