Sway Bar and Steering Stabilizer Questions on 1999 Shasta

Replacing the steering damper might be a reasonable idea if it's the factory original. Sometimes driving in a few figure eights in a parking lot can loosen up a damper that's not doing its job, or so the previous owner of my RV told me.

Do be aware that these are not ordinary shock absorbers; most shocks are designed to operate more or less vertically, and won't last well at all when used horizontally.

Making the caster set properly will help a great deal, as Harvard mentioned.