You might try Longview RV Repair. They've done some work on my brakes. I'm not sure how much Airstream business they have but Larry seems pretty knowledgeable. 903-758-5931
This website is not affiliated with or endorsed by the Airstream, Inc. or any of its affiliates. Airstream is a registered trademark of Airstream Inc. All rights reserved. Airstream trademark used under license to Social Knowledge LLC.