Fifth Wheels

JSK3CN Series

JSK3CN Lightweight Fifth Wheel

The JSK3CNWL is one of the lightest on highway fifth wheels on the market without the cost of aluminum. This model features a fusion welded steel top plate that incorporates a carbon fiber beam. Other key features include:


  • Same proven locking mechanism
  • Convertible to a standard lubricated fifth wheel
  • Same surface area as JSK37UW low lube fifth wheels
  • Replaceable steel wear ring
  • Compatible with all JOST brackets

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Warranty Statements

Claims should be filed with JOST or any authorized sales or service outlet within 60 days of product failure.

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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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