PATENTED / OEM-INTEGRATED TECHNOLOGY
Mechanical
jackknife prevention.
Built into the trailer.
NO JACK is designed to automatically limit
excessive tractor-trailer rotation through a
mechanical system at the fifth-wheel interface.
OEM installation / Automatic operation / No driver input required
MEET THE NO JACK SYSTEM
WHERE IT FITS
At the tractor-trailer connection.
NO JACK mounts to the trailer apron structure, above the fifth wheel. The installation views show the unit’s position and its relationship to the coupling.
Installation context: apron, pin and fifth wheel.
Mechanism detail: physical interface.
WHERE IT FITS
At the tractor-trailer connection.
NO JACK mounts to the trailer apron structure, above the fifth wheel. The installation views show the unit’s position and its relationship to the coupling.
Installation context: apron, pin and fifth wheel.
Mechanism detail: physical interface.

