Hey Robert, for the Lippert leveling system the best lube to use for the gears and all of the moving parts would be a dry spray silicone lube like the Roadmaster # RM-747. view full answer...
Hey Paul, yes if you have something like the Adco Olefin HD RV Cover for Travel Trailers up to 20' # AD97ZR then you should have a 3 year warranty, and since you're within that range, it should be covered. view full answer...
To find the correct replacement seal you'll need to know the profile (shape), dimensions, and how your current seal attaches. You'll also want to see if the bulb seal (round part that compresses when the trailer is closed) is separate from the wiper seal. The # SR38FR you referenced would pushes onto a track and grips it with the little "teeth" I have pictured below.
You can start pulling it up a bit to determine exactly what you have and take some pictures and send them in and I can... view full answer...
If you are in need of a replacement lead leg for your Venture vmc900r you'd want the part # LG-177202 or for a follow leg part # LG-177201. The lead leg is the one you'd attach the crank handle to and the follow leg is the leg that is opposite of that one. view full answer...