Pump Gear Puller 1PC Gear puller. -- Fits 1988-2012 Dodge Cummins 5.9L/6.7L. Cummins Engine Barring/Rotating Tool 1PC Cummins Engine Barring/Rotating Tool. Pump Gear Pulley Tool: Designed to quickly separates gear from pump driveshaft, Increasing speed and efficiency.