I checked with Lippert, the manufacturer, and the Replacement Tongue Jack for Lippert Ground Control TT Leveling System # LC421366 does not have replacement gears available. So if the gears are stripped and not working, that does mean you would need to get a new jack.
This is the correct replacement for your leveling system, and I have added a link below to a video review for you to check out as well of the Replacement Tongue Jack for Lippert Ground Control TT Leveling System # LC421366. view full answer...
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