Fifth Wheels
JSK36N Series
JSK36N Series Lightweight Fifth Wheel
The JSK36N Series offers all of the capabilities and safety features that have made JOST fifth wheel top plates the industry standard, with weight savings that allow for an increase in payload and improved fuel efficiency. This economical OEM entry-level fifth wheel is perfect for owners with a short trade cycle.
- Lightweight stamped steel top plate
- Safe, reliable JOST signature locking mechanism
- Replaceable steel wear ring
- Can be rebuilt in 30 min. without removing top plate
- Ideal choice for replacing lightweight competitive full assemblies
Key Features & Benefits
JSK36N Series

Weighs 210 LBS
At a 30lb reduction, the JSK36N allows for an increase in payload along with improved fuel efficiency.

JOST Locking Mechanism
Like all JOST fifth wheels, the JSK36N employs our safe and simple locking mechanism with just four moving parts.

Consistent Operation
Download the jost fifth wheel catalog
A comprehensive look into each of the JOST fifth wheel products.

Parts, Assemblies & Specs
JSK36N Series
The JSK36N is interchangeable with all JSK37U series fifth wheels, and functions with the same key features as all other JOST fifth wheel products. A lightweight, economical solution on new truck specifications, the JSK36N is an ideal choice for replacing competitive assemblies, and for owners with short trade cycles. This fifth wheel series features a maximum vertical rating of 45,000 lbs and a maximum horizontal rating of 150,000 lbs.
All information about parts, assemblies, and mounting options is available below:
Top plates
stamped steel top plate - JSK36 Series
Mounting Brackets
inboard “b” style mounting bracket
Inboard “u” style mounting bracket
Outboard Style Mounting Bracket
- Product Bulletin – Slider Update – [PDF]
- Product Bulletin – Reinforced Slider – [PDF]
- Slide Bracket Replacement Procedures – [PDF]
- Slider Repositional Stop Procedure – [PDF]
- Slider Frame Rail Inspection Procedures – [PDF]
- Travel Indicator Installation – [PDF]
- Troubleshooting – [PDF]
- Parts List – [PDF]
no-tilt style mounting bracket
Bracket Exchange Program: The JOST Bracket Exchange Program offers additional flexibility. JOST will send a new bracket to you, in return of your current bracket.
Please call Customer Service at 800-253-5105 to learn more.
Inspection & Maintenance Guidelines
Additional Service Tools & Parts
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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.
roi calculator
Measure and compare the total cost of ownership of a JOST fifth wheel vs. competitor fifth wheels.

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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