What to Know About the Demco Hydraulic Brake Actuator-DM72VR Video

The manual lockout on your Atwood 85778 surge brake coupler is there so that you can back up the trailer without the brakes locking up on you. Yes you can safely tow your trailer with the broken manual lockout, you just have to make sure you…

The closest option we have to replace your Atwood 82543 actuator is part #DM72VR. However, it doesn't have the lockout like your Atwood does. To add a lockout use #T4748800 but it's an electric lockout unlike the Atwood's manual lockout.…

The Demco Hydraulic Trailer Brake Actuator part #DM72VR should be a direct replacement for the Atwood 61101 Brake Actuator that you have now. This newest updated it rated at 7K instead of 6K. This is a bolt on option that mounts on 3" centers.…

The Demco Hydraulic Brake Actuator part #DM72VR is a great option to replace an Atwood 82543. That said, it does not come with any sort of reverse lockout feature therefore in order to reverse without the brakes locking up you will either need to add…

I do have an option for you but the coupler on your trailer is very old and we simply don't carry parts for them anymore as they were discontinued by the manufacturer. Therefore, the only option we can offer is a new coupler, the Demco Hydraulic…

I do not see anywhere that you would be able to use a screw driver on the Atwood 84132 to activate the actuator. Instead you could simply use a 2"x4" as in the image below with the safety chains. Then when you push the top of the board in…

Atwood is out of business which is why there isn't a replacement master cylinder to be found. So you'll have to replace your actuator with an appropriate option, like the Demco Hydraulic Brake Actuator - Disc #DM62VR or Drum #DM72VR depending…

Yes, if you inserted a rod into the hole that in front of the housing of the actuator of the part #DM72VR that would work as a manual lock out and allow you to reverse the trailer.

Hey Richard, thanks for reaching out! The Dexter DX7.5 Drop-N-Go Brake Actuator #099-175-00 is a great option for a replacement actuator because it's a direct replacement for the common Model 60 actuators that were popular in the '90s.…

The replacement I recommend for an Atwood Surge Brake Actuator 85778 is the Demco Hydraulic Brake Actuator part #DM62VR. It has the same ball size, offers a bolt-on install, and has a greater capacity. The only difference is it has an electric…

The Atwood coupler you have has been discontinued for quite some time now which means there are no replacement parts available for it. Now would be the time to replace the coupler with something like the Titan part #DM72VR which we have found works…

The Demco #DM72VR Hydraulic Trailer Brake Actuating Coupler would require four 1/2 x 4-1/2 inch grade 5 bolts to install it on a trailer tongue. I've linked to a product description video as well as a photo with the bolt spacing that you might…