Surge Actuator Solution for Trailer with 3-1/2 inch Wide Frame Channel

Question

Question:

old camper made to haul trailer tongue is 3.5in od have any suggestions

asked by: Miles

1

Helpful Expert Reply:

In situations like yours where the channel for the frame is wider than what an actuator is going to fit over we have seen people weld actuators like the Titan Brake Actuator # T4750500 to the top of the trailer frame.

expert reply by: Jameson C

1

Answer 1

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…

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Answer 2

For a brake actuator that will fit your 3-1/2" tongue you will need a weld-on model. None of the bolt-on will fit a 3-1/2" tongue as you said. I recommend the Dexter DX7.5L A-60XL #DX43FR if you have disc brakes or the Dexter DX7.5L A-60…

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Answer 3

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.…

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Answer 4

Thanks for all that detailed info, and Atwood is out of business which is why you can't find the exact replacement. We do have an option for you, that will bolt on, with the caveat being you will likely have to use shims. The reason for that is…

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Answer 5

You have the dreaded, no longer available Atwood surge coupler on your trailer. Since Atwood was bought out and the production was stopped on the actuators there are no replacement parts for your actuator. There's no easy way to lock that coupler…

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Answer 6

Hey Susan, to swap your surge brakes to electric over hydraulic, you're going to need to change out your actuator and add a proper brake controller. For an actuator I'd recommend going with the Hydrastar Electric Over Hydraulic Actuator for…

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Answer 7

I do have an option for you but the factory tail lights on an older Jayco Eagle Pop-Up wraparound to the outside of the trailer and none of the aftermarket replacement will have this feature. That said, you could pretty easily replace them with some…

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Answer 8

It appears your 2003 Jayco Qwest uses an A-frame tongue which would require a Demco Hydraulic Brake Actuator #DM8609502 to be welded on in place of your Atwood 85736 master cylinder. We do have the Demco Hydraulic Brake Actuator #DM72VR which bolts…

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Answer 9

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 10

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 11

The main difference between the Curt Trailer Hitch Receiver part #C13416 and the EcoHitch Hidden Trailer Hitch Receiver part #EH97FR is that the EcoHitch has a completely hidden cross tube whereas the Curt cross tube will be visible from the rear of…

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Answer 12

Hi David! There are quite a few hitches offered for your 2026 Honda Odyssey, so I definitely understand wanting to know the differences. There are basically three styles available for you and I have them broken out below: Exposed Crosstube: etrailer…

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Surge Actuator Solution for Trailer with 3-1/2 inch Wide Frame Channel

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