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gear size
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  1. OEM Issues
    my differential is shot! took it to he mechanic and the whole differential is garbage. looking for a replacement but i don't know what i am looking for. i have a 2002 trailblazer ltz 2x4 with stability control. i am don't know the gear ratio either 3.43 or 3.73 or if it has a locking limited...
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