Specifications Disp. 9.76 cu. in. / rev. Pump Type Gear Pressure 2500 PSI max. Speed: 540 RPM Flow: 21.2 GPM at 540 RPM Mount 2 bolt side for torque arm Shaft 1-3/8' 6 tooth female spline Inlet Port SAE 16 Outlet Port SAE 12 Size 6-3/8' x 6-3/4' x 8-3/4' Packing weight: 45 lbs Package Content 21.2 GPM Hydraulic Pump