Originally Posted by Lorrel

The drain plugs make it a little less messy for fluid replacement, however I have always removed the covers when changing fluid. I like to clean the inside out, using spray on electric motor cleaner or brake cleaner, then take a good look around. In the past have used the black or blue heat resistant sealant. Never had a problem. Filling can be a bit of a hassle. In the past I've used a small hand crank type pump that can be had at AutoZone for about $6.00.
Don't forget the friction additave if you have the limited slip.

Originally Posted by Lorrel

The drain plugs make it a little less messy for fluid replacement, however I have always removed the covers when changing fluid. I like to clean the inside out, using spray on electric motor cleaner or brake cleaner, then take a good look around. In the past have used the black or blue heat resistant sealant. Never had a problem. Filling can be a bit of a hassle. In the past I've used a small hand crank type pump that can be had at AutoZone for about $6.00.
Don't forget the friction additave if you have the limited slip.

Originally Posted by nextreme

I have the X Unlimited so I assume I don't have limited slip diffs. Or am I wrong in this assumption?

Originally Posted by wayoflife

Actually, a limited slip rear was available as an option on X and Sahara models so I wouldn't be so quick to assume.

Originally Posted by nextreme

How would I know if I have it or not?

Originally Posted by wayoflife

Well, typically, you should have a diff tag that will say as much but for one reason or another, not all diffs have tags anymore. You could always crack open your diff cover and do a physical check but it might be just as easy to check your window sticker or recepit if you still have them.