One New Aftermarket Replacement Hydraulic Pump Coupler Fits Case (Fits Case IH) Backhoe Loaders, Forklifts, and Industrial EquipmentThis aftermarket replacement hydraulic pump coupler connects the engine to the hydraulic pump on Fits Case (Fits Case IH) backhoe loaders, industrial/construction machines, and forklifts. Featuring 15 splines, it is a direct replacement for OEM part numbers 253541A1 and D136083.Specifications Spline Count: 15 splines Center to center on mounting holes: 2 in. Mounting hole diameter: 7/16 in. Overall height: 2-3/4 in. Compatible ModelsFits Case Backhoe Loaders: 570LXT, 580K, 580SK, 580L, 580SL, 580SL Series II, 580 Super L, 585G, 586G, 588G, 590, 590L, 590SL, 590 Super LFits Case Forklifts: 585G, 586G, 588GReplaces Part Number(s):253541A1, 253541A1-A, D136083, D136083-A, 87437920New aftermarket replacement part - not remanufactured, not used.