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COUPLING TO THE TOW VEHICLE
WARNING
Used lock nuts are prone to loosen, resulting in the hitch separating from the
trailer, which can lead to death or serious injury. NEVER re-use a lock nut. Use
new lock nuts each time the hitch height is adjusted. Contact your dealer for the
proper grade and size of lock nut.
• Raise or lower the hitch as necessary.
• Tighten lock nuts to 100 lb/ft of torque.
• Couple the trailer to the tow vehicle and verify that the trailer is level front to rear. Adjust if
necessary.
4.7 ADJUST GOOSENECK COUPLER HEIGHT
The height of the ball receiver on the trailer must be adjusted so that the trailer, when loaded
to rated capacity, is level while connected to the tow vehicle. A level trailer allows equal weight
distribution on the axles. There must also be adequate clearance between the bottom of the
trailer and the sides of the tow vehicle bed.
surface.
Stand back from the trailer and visually verify if the trailer is level front-to-rear. If the front of the
trailer is higher than the rear, the hitch must be retracted. If the front of the trailer is lower than
the rear, the hitch must be extended.
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tend or retract the receiver as needed. The maximum the receiver can be extended is 8 inches
from the fully retracted position.
WARNING
Improper gooseneck height adjustment can result in overloaded tires, blowout
and loss of control, leading to death or serious injury. Adjust the gooseneck
receiver so that the loaded trailer runs level.