Every trailer coupler is designed with certain tolerances in mind. Over time the grinding motion of the trailer turning, will slowly erode these tolerances away. This is why it's a good idea to grease your trailer ball. As far as what grease you should use, any type you have lying around should work.

Over time the motion of the trailer turning on the trailer ball will slowly errode the trailer ball finish away. Any type of grease will work to grease the trailer ball. 

All US roadways are designed with rain run-off in mind leaving the highest point in the center and allowing the rain to run off towards the ditches. This is something you should keep in mind when installing your receiver pin. Always insert the pin on the driver's side of the receiver tube so if something were to happen to the cotter pin the vibrations of the road will drive the pin further in place. Instead of allowing it to fall out. This is also why when towing you should routinely check your towing set-up. 

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How to do I trim the fascia on my vehicle to install a trailer hitch?

This video has a step by step demonstration of how to trim the fascia on your vehicle when you are installing a trailer hitch.

Tools Required:

• Masking Tape
• Razor Knife
• Rotary Tool
• Marker

"The most difficult part of fascia trimming is the marking of the section of the fascia that needs to be removed. We suggest using masking tape to clearly define the cut lines. This will give you the best visual representation of the area that needs to be removed. Use a razor knife, rotary tool or aviator shears to carefully cut around the tape. Your choice of cutting tool may be dependant on the type of material that you are cutting. A rotary tool is used for cutting heavy duty fascia while a razor knife may be appropriate for thinner material to achieve a nice, clean edge. If you are using a razor knife be sure not to use extensive force. Score the cutting line and make multiple passes to...

This video demonstrates ways on how to fish wire a bolt through the vehicles frame when installing a trailer hitch. 

Tools Required:

• Fish Wire
• Bolt
• Spacer
• Washer

When there aren't enough accessible weld nuts to support a trailer hitch, it is necessary to pull the hardware inside through the vehicle's frame rail to the correct attachment point. 
 

This video demonstrates ways to drill into a vehicles frame when installing a trailer hitch.

Tools Required:

• Drill
• Cobalt Drill Bit
• Lubrication
• Marker

Also see our video on how to use a fish wire for mounting techniques: