Result: surge brake

Yes, we have the Demco Composite eZ-Latch Repair Kit #DM6288 that will replace the eZ-latch on Demco 2-5/16" cast couplers like that which comes on the Demco Hydraulic Brake Actuator #DM8104311.

To add hydraulic disc brakes to your trailer you will need a few parts. For a hub and rotor assembly I recommend the Kodiak Disc Brake Kit - 10" Hub/Rotor - 5 on 4-1/2 - Dacromet - 3,500 lbs #K2HR35D which will allow you to use your 14"…

I reached out to Demco for you on the Demco Hydraulic Brake Actuator with Drop and Electric Lockout part #DM8104311, they informed me that the distance from the center of the rear mounting hole to the end of the casing is 7-3/4". I have attached…

The Demco Hydraulic Brake Actuator part #DM8104311 is a fit for trailer tongues 3" wide. If this is what you have then it will work well. If you are however looking for the bolt hole spacing then you can reference the attached photo.

Yes the Demco Surge Brake Actuator part #DM8104311 that you referenced would work great for your trailer as it is the correct size for your trailer frame and also has the needed weight capacity as well.

There is one picture that says typical photo. That photo is not what the coupler actually looks like. All the other pictures, included the one here, is what this coupler looks like. I also included a picture showing the measurements you have…

I would be happy to help you set up a disc brake system for you 2012 Tandem axle boat trailer. Let's start with an actuator you are going to want the Titan Zinc-Plated Brake Actuator - Disc - 2-5/16" Ball item #T4750800. This is a bolt on…

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.

The Master Cylinder Filler Cap #T4480701 on your Titan Aero 6000 brake actuator does have a small pin hole that works with the diaphragm in the cap to release excess pressure in the reservoir. It may be that either fluid is leaking from this hole in…

I can offer you a solution, though a 7-round to 4-round adapter is not available. What you will need to do is create your own by wiring a 7-round trailer end connector, #PK11700, and 4-round vehicle end connector, #RM-910030-1. I recommend going with…

The RoadMaster 4-Wire Connector #RM-910030-1 has a 1-3/4" center to center spacing for the mounting holes and would require a at minimum a 7/8" wide hole to fit the body of the connector through.

If you have a 4-way flat connection on you RV and a 4-way round connection on your flat towed vehicle, then I recommend using a the Custer Trailer Connection Adapter, #ADP001. This adapter used with a wiring harness like #18045 will allow you to…