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98 8.8" pinion bearing gone bad. swap to 9.75"?
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05-07-2009, 03:21 PM
minimonster17
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Join Date: Jan 2007
Location: Lakeland, FL
Vehicle: 2003 Ford F-150 5.4L 4x4
Posts: 1,972
YES, the 9.75 is a way, way stronger axle. Lightning guys have put like 800 hp through them, and the axle holds up just fine. just so you know, 97-98 9.75's came equipped w/ drum brakes, so that gives you an idea of where to start searching...
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