Sorry for your troubles and I am sure we have something that will work but I do not have anyway of knowing what kind of replacement foot your 2019 Thor Challenger 37FH's landing gear needs. If you could look at one of the other feet and see if there is a part number on them or one for the entire system I would be happy to track down a replacement for you.
The Lippert 5th Wheel RV Landing Gear Foot Pad - 9" Round item # LC314667 you were looking at is just one of many. While these may... view full answer...