rubicon lockers

Anyone have any idea how durable the factory TJ Rubicon lockers are? If mine ever go on me I'll replace them with Eaton e-Lockers, but in the meantime I'm curious what I can expect from my factory lockers? Are they notoriously weak as shit, or do they actually have some strength and durability...

This article was written by Stu Olson of stu-offroad.com. Having ran ARB lockers in my TJ for a number of years, I'll admit that there are times when having lockers engaged in HI range is useful and sometimes necessary. Anyone that has spent time on the dunes or cinder fields, among other...

So I am told (haven't tested it out) that the factory Rubicon lockers de-activate at speeds over 10 mph and only work in 4 low. Is there an easy way to allow them to work in 4 hi and speeds over 10 mph? Or is this a bad / dangerous idea? Mostly I was thinking it might be nice to have the rear...