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Looking for Hydrastar Actuator Adapter HBA-CAM for OEM Brake Controller  

Updated 07/20/2026 | Published 07/14/2026

Question:

I was looking for Hydro star trailer brake, part number HBA – CAM 381–7073. I have not been able to find on your site, what would be compatible with HBA-16 1600 PSI that I currently have.

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Expert Reply:

Hey Tom, we do have the Hydrastar Actuator Adapter part # HBA-CAM that you are looking for. This is designed to allow an OEM brake controller from a truck to work with the Hydrastar actuators like the Hydrastar # HBA16 that you referenced as well. What kind of truck do you have and are you having issues getting it's OEM brake controller to work with the Hydrastar?

expert reply by:
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Jameson C
Adapter
Adapter
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Tom G. profile picture

Tom G.

7/17/2026

I have a 2016 Chevy Silverado 2500 Duramax diesel pulling a trailer with disc brakes. It has a severe lag problem taking forever for the brakes to come on. Any suggestions?

Jameson C. profile picture
Etrailer Expert

Jameson C.

7/20/2026

@TomG Does the integrated brake controller have a hydraulic mode that you are for sure in? Or are you using a different brake controller?
Tom G. profile picture

Tom G.

7/20/2026

@JamesonC I have a Chevy 2500 HD pickup. I am using the OE factory brake controller.
Jameson C. profile picture
Etrailer Expert

Jameson C.

7/20/2026

@TomG that year Chevy truck needs the # HBA-CAM and that is why you are having the issue you mentioned.

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