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JOST fifth wheels are recognized around the world for their high-quality, durability and cost savings. With only four moving parts, JOST fifth wheels are the safest and simplest in the market.

JOST fifth wheels are recognized around the world for their high-quality, durability and cost savings. With only four moving parts, JOST fifth wheels are the safest and simplest in the market.

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JOST Family of Fifth Wheels

JOST Family of Fifth Wheels

Product Highlights

JSK37USL - Cast Fifth Wheel

The JOST JSK37USL product line begins with a cast ductile iron topplate that is becoming the fifth wheel of choice among both national fleets and owner operators. With units now in service for over 2 decades in the North American market, performance and reliability are well proven and accepted.

Capacities & Ratings
Vertical Rating 50,000 lbs
Horizontal Rating 150,000 lbs

Benefits
• Replaceable cushion ring reduces lifetime cost of ownership.
• Can be rebuilt in 30 minutes without removing the topplate.
• High couple lugs in throat help prevent high coupling.
• Ergonomically designed release handle requires only 60 lbs of pull.
• Remote grease zerk for easy servicing of the lock jaw.
• Infinite adjustment allows for fine tuning adjustments for maximum driver comfort.
• Available in low lube, auto lube, air release, no-tilt convertible, inboard and outboard sliders.

JSK36NSL - Lightweight Fifth Wheel

The JSK36NSL lightweight topplate offers weight savings without sacrificing the safety and proven reliability JOST is known for. All JOST fifth wheels have the same proven locking
mechanism. Unlike competitive lightweight fifth wheels that can be complex with new, unproven locking mechanisms.


Capacities & Ratings
Vertical Rating 45,000 lbs
Horizontal Rating 150,000 lbs

Benefits
• Weighs 210 lbs, a 30 pound reduction which allows for an increase in payload, improved fuel efficiency and      a reduction in greenhouse gas.
• Can be rebuilt in 30 minutes without removing the topplate.
• Drivers and technicians are familiar with the principle and operation and maintenance of the JOST locking        mechanism.
• Offers an economical solution on new truck specifications.
• An ideal choice when replacing competitive assemblies.

JSK37HSL & JSK37FSL Aftermarket Replacement Fifth Wheels

Making The Change
A couple hours is a long time for a rebuild, a JOST replacement wheel will save you time and money. Instead of rebuilding your old worn out wheel, replace it with a brand new JOST.

Warranty
Don't worry about the warranty, receive a new five year warranty with the JOST 5th wheel. JOST will also warrant any unused coverage remaining on your current bracket.

Capacities & Ratings
Vertical Rating 55,000 lbs
Horizontal Rating 150,000 lbs


Replaces "H" Models
FW8, FW2000, FW3501, FW17, FW2500, FW35, FW2535

Replaces "F" Models
SL5000, SL6000, SL7000, SL5092, SLH5092

JSK37YSA - Terminal Tractor Fifth Wheel

Maximize Productivity
Terminal tractors represent one of the most rugged and demanding challenges within the scope of fifth wheel applications. Whether they operate in ports, rail or within a fleet terminal, the applications involve hundreds of couplings each shift and often run 24 hours a day. Downtime for terminal tractors can cripple productivity.

Features
• Designed for specification on new applications and also available for aftermarket retrofit for Holland™ FW35-    03344 series.
• Includes: Replaceable steel wear liners on trailer contact surface; Hardened steel wear ring; Hardened steel    throat guides.
• Remote grease zerk provides for delivery of fresh lubricant to the king pin contact area.
• Simple, safe cab actuated air release mechanism.
• Lowest lifetime cost of ownership.
• Options include: Drilled and tapped to accommodate an automatic lubrication system.

Top Movers - (Insert Product Name)

ItemDescriptionAttribute 1Attribute 2Attribute 3
JOS JSK37FSLFIFTH WHEEL TOP PLATE - F SERIES   
JOS JSK37HSLFIFTH WHEEL TOP PLATE - H SERIES   
JOS JSK37USLFIFTH WHEEL TOP PLATE - U SERIES   
JOS JSK37USAPLATE-TOP AIR RELEASE   
JOS SK75015 03SLIDE CYLINDER REPLACEMENT   
JOS SK73221 50ZCUSH RING/LOCK JAW K   
JOS SK75014 01KIT 37U BRKT PIN AND COL   
SK3105 140LEVER/LH   
JOS SK3106 003LINER REPLACE KIT   
SK73105 15STANDARD OPERATING HANDLE   

General Product Information

JOST has been manufacturing fifth wheel coupling devices globally since 1956 and we began manufacturing for the North America market at our Greeneville, Tennessee facility in 1999. In total JOST has supplied more than three million fifth wheels to the global market and now nearly 1 million on the road in North America.

We believe that the market acceptance to our fifth wheel product is the result of advanced technologies particularly as it relates to safety of the locking mechanism and also to lifetime cost of ownership.

JOST International fifth wheels are now available for specification at all major OEM’s along with our highly popular aftermarket replacement fifth wheels. For information on how to specify JOST on your next order contact your OEM sales representative or contact JOST for guidance.

 

Warranty Information

JOST offers a five-year warranty on all of our durable cast ductile iron top plates.

Warranty Statements

Last updated: Wednesday, 27 May 2020 04:06 PM

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