i need a gear box how much do they run i'm planning on going with oem one ! 2)i need springs i have eibachs in da rear ,and intraxx in front ,and i want the back lowered more, i bought intraxx and the back was way to low ,eibach is ok but i want 1/2 inch lower in da rear! when i bought the intraxx they told me i got caprice lowering springs ,and to buy 2" impala lowering springs is that true? i was thinkin about sus.techniques springs ! from jegs ! wHAT SHOULD I do!