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49585IN-15946 REV G  

©2007 TOWING PRODUCTS, INC 

 
 

 
6.  

Insert the draw bar (C) into the hitch box and install pull pin (D) and spring clip (E).  Draw bar may be used in either 
the up or down position (see below). 

 
 

 

NOTE: 

Ball height should be greater 

than coupler height by approximately 3/4 to 1” to compensate for vehicle 

 

"squat”. 

 
  

For vehicles with air springs, air shocks or an automatic leveling system, check vehicle owners manual. Unless 
otherwise specified, level the trailer with the vehicle loaded as it will be when towing before setting ball height and 
attaching trailer.  

 
 
 
 
 
 
 
 
7. 

Position the ballmount on the draw bar so that the ball will be approximately 3/4” higher than the coupler when in the 
center of its tilt adjustment.  Insert 3/4 X 4 1/2" bolt (F) through the lower hole in the ballmount and install 3/4” 
lockwasher (G) and 3/4” nut (H).  Rotate ballmount up to approximately the center of the tilt adjustment and install one 
adjustment washer (J) on 3/4 x 5 1/2“ bolt (K) and insert bolt in upper slot in the ballmount. 

Note:

 The adjustment 

washer hole is not on center and can be rotated 180

° for maximum head adjustment or half adjustment steps (see 

below).  Install the second adjustment washer (oriented the same as the first), lock washer, and nut on the other side.  
Torque the 3/4 nuts (K) to 300 ft-lbs (If large enough torque wrench is not available, torque nuts to 150 ft-lbs, then turn 
nuts an additional 1/4 turn - DO NOT lubricate the threads). 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
            Adjustment washer hole oriented vehicle forward:   

        Adjustment washer hole oriented vehicle rearward: 

 

 

          Max head tilt rearward  

 

 

 

 

 

 

     Max head tilt forward 

 
 

HIGHEST  POSITION 

LOWEST  POSITION 

Fig. 1 

Summary of Contents for Professional Series

Page 1: ...re and record the distance from the ground to the top of the coupler Fig 1 page 2 3 Select a hitch ball with a diameter that matches the trailer coupler size The three most common sizes are 1 7 8 2 and 2 5 16 Select ball with 1 1 4 or 1 threaded shank that is V 5 rated equal to or greater than trailer gross vehicle weight rating GVWR WARNING Raised balls usually have reduced load ratings Ball rati...

Page 2: ... adjustment Insert 3 4 X 4 1 2 bolt F through the lower hole in the ballmount and install 3 4 lockwasher G and 3 4 nut H Rotate ballmount up to approximately the center of the tilt adjustment and install one adjustment washer J on 3 4 x 5 1 2 bolt K and insert bolt in upper slot in the ballmount Note The adjustment washer hole is not on center and can be rotated 180 for maximum head adjustment or ...

Page 3: ...bove Set the bottom pin of the trunnion into the lower socket of the ballmount and slide the pin into the top slot of the ballmount The spring bar will have to be rotated outward approximately parallel to the vehicle bumper to insert the top trunnion pin Repeat for the other side The spring bars will fit on either side as they are not made right or left handed 5 Position the snap up brackets on tr...

Page 4: ...ead assembly must be tilted forward The trailer must be uncoupled and the upper bolt removed from the head assembly The head is then pivoted up as appropriate Reassemble and recheck the wheel well height Check to see if trailer is level if not you may need to re adjust ballmount angle and or position Check to see that there is room for the spring bar and chain to move freely when turning a corner ...

Page 5: ...hifting Tongue weight should be about 10 15 percent of the gross trailer weight for most trailers Too low a percentage of tongue weight will often produce a tendency to sway Excess weight on the tongue can also lead to sway and damage hitch and or tow vehicle SWAY CONTROLS A sway control can help minimize the affects of sudden maneuvers wind gusts and buffeting caused by other vehicles Use of a sw...

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