Thread: ring and pinion
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Old Mon, December 21st, 2009, 12:57 PM
JWBFX4 JWBFX4 is offline
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If you have the 5.4L then you have a 9.75 rear end.

With 37's I would go with 4.88's definitely. And dont forget to do the gears on the front also (4wd only).
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