Solution for Needing Replacement Master Cylinder for Atwood Surge Coupler  

The coupler latch assembly shown in the attached dimension photo shows the latch in the open position of #8605001. When the coupler trigger latch is closed the wedge simply needs to be on the underside of the hitch ball. As long as you can't…

I have attached for you below a photo which shows the bolt pattern for the Demco Hydraulic Brake Actuator part #DM72VR.

I have attached a video for you to help you bleed the surge brakes and also given an explanation below. You want to top off the master cylinder and pump the fluid from the master cylinder. You can do this by unbolting the plate that holds the lever…

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…

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 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 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…

Your best route is to replace your entire surge brake assembly as Atwood no longer produces any parts for their brake actuators. The Titan Zinc-Plated Brake Actuator #T47457207K is going to be your best replacement available. It is specific to disc…

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…

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.

Atwood is no longer in business, which means replacement parts are unfortunately no longer available for your Atwood 61101 surge brake actuator. The best option available if yours is no longer working is to replace the actuator, which you can do with…

Unfortunately the Atwood 85736 cannot be replaced so you'd actually need an entirely new actuator. The closest replacement we have is the Demco Hydraulic Brake Actuator #DM72VR. This actuator has a gross towing weight capacity of 7,000-lbs, a…