GM ALUMINUM POWER STEERING PUMP. Hex drive for rear mount dry sump pump.The item "GM Aluminum Power Steering Pump with Hex Drive Dirt Late Model" is in sale since Tuesday, July 24, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Suspension & Steering\Power Steering Pumps & Parts". The seller is "trippmotorsports" and is located in Jackson, Missouri. This item can be shipped worldwide.