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Re: rear diff leak on newish vehicle
Posted to Technical Discussion Forum on 1/27/2025 2 Replies

My Navigator has a larger IRS differential, similar configuration.

I bought it needing the rear pumpkin replacement, howling and low gear oil.

Installed an "J" that was remanufactured with Ford gears and improved design oil seals.

Had to remove the shiel... Login to read more.

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