ya i replaced my pinion bearings when ibought my 99 cause they wer shot fro mthe guy b4 me. and i set the rear up perfectly, withthe pattern dead center and like .009s back lash and now it whinnes, on the highway. point of the story if u can slop your driveshaft/pinion around and its been like that for awhile. DO THE GEARS
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98' z28 M6, silver, T-tops, slp MAF, SLP loud mouth,ORY, racetech cats, lid, ground control coils, AGX shocks, ss braided brake lines, texas speed 220/220
86' k30 cummins/5-speed swap, np205, D60(4.56s lincoln locked) 14bolt FF(4.56s detroit)custom 4-link front suspenion (9" lift), superlift rear leafs, 39.9x18.5x16.5 Mickys on weld super singles
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