GBAR GM MONO LEAF LOWERING BLOCKS PROVIDES 1-1/4 DROP IN LOWER SHOCK MOUNT WITH MONO LEAF SPRING HOUSING. CAUTION: THIS COMPONENT REDUCES CLEARANCE ON CONTROL ARMS, FRAME, FLOOR, TRANSMISSION TUNNEL AND GROUND. MAY CAUSE BOTTOMING. USE AT YOUR OWN RISK. - SPECIAL ORDER PART NOT RETURNABLE FOR ANY REASON-