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First I want to make sure you verify your channel mount for the Demco Trailer Coupler #DM14040-81 has a 21K or larger capacity as often times they are less like the Demco #DM15349-52 which often times people look at and think it is a channel mount…
view full answer...First you will need to remove the old hydraulic equipment. Remove the surge coupler or actuator, remove all the lines, and finally remove the brake assemblies. If you have 10 inch diameter hub and drums, you may need to replace those as well. If…
view full answer...Hello Gregg, I think I can help shed some light on what is going on. Basically, there are two ways to stop surge brakes from actuating when backing up the trailer. The first and most popular way to do this is to use a surge brake actuator with a…
view full answer...Hey John, The Demco Trailer Coupler #DM88XR is a channel mount style coupler and would need to connect to a channel like the #DM55342. We offer different channel mounts and versions with the channel built into an actuator so finding the correct part…
view full answer...Hello Pat. The Replacement Trailer Hub Wheel Stud #RG03-080 has a .545" knurl diameter. The distance from the cap to the threads is 1-3/16".
view full answer...What you noticed is correct. The only difference between these two couplers is the color. The #DM15791-52 is silver and the #DM15791-81 is black. Even with a different color finish they both offer the same 500-hour salt spray rating.
view full answer...Trailer couplers are not rated for tongue weight capacity. They are rated for Gross trailer weight, as long as the gross trailer weight is within the capacity of the coupler, the coupler is installed properly and the trailer is designed properly, the…
view full answer...I went out to the warehouse and found that the thread of the bolts in the Hardware Kit #DM6166 you referenced is about 1-3/4" long while the overall length of the bolts is 2-1/8" which you can see in the attached photo.
view full answer...Personally I prefer the Demco Trailer Coupler #DM14976-52 with the composite handle over the Coupler #DM15791-81 with a metal handle. I feel it is easier to operate as it does not have the safety latch like you get on the metal handle. Since most…
view full answer...The only differences between the Demco Trailer Coupler #DM14976-52 and #DM88XR are the colors and the mounting bracket design. The part DM14976-52 is silver and has a straight, or no-drop, design with the bottom of the coupler being towards the top…
view full answer...You can convert surge brakes to an electric over hydraulic braking system. To do this, you will need an electric over hydraulic actuator and a brake controller. For an electric over hydraulic actuator, I recommend looking at the Carlisle HydraStar…
view full answer...In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.
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