Thread: Sierra Front Diff Deferences
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Old 31-10-2016, 10:51 PM
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JFB Tech
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Casings are the same but Cossie & V6 XR4x4 are 3.6 ratio, DOHC XR4x4 is 3.9. Don't mix them up. Easiest way to tell is to rotate the input flange and count the output rotations. three and a half ish rotations is 3.6, almost four is 3.9.
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