This 4.8 in. cubic hydraulic motor is used as a replacement hydraulic motor on PS654-HK winches. PRODUCT SPECIFICATIONS: Disp.4.8 in. / rev. Motor Type: Gerotor Pressure: 1,800 PSI (cont. )2,400 PSI (int.) Torque: 1,044 in-lbs. (cont). 1,401 in-lbs. (int.) Speed: 760 RPM (cont.) 904 RPM (int.) Flow: 15 GPM (cont.) 18 GPM (int.) Rotation: Reversible Mount 2 bolt SAE A Shaft: 1" dia. x 1-3/4" keyed Ports:1/2" NPT Size: 5-3/8" x 3-5/16" x 3-5/16" Ship Weight: 13 lbs.