One New Aftermarket Replacement Hydraulic Pump Coupler for Case (Case/IH) Backhoe Loaders

This 14-spline hydraulic pump coupler connects the engine to the hydraulic pump on Case backhoe loaders, transferring rotational power to drive the hydraulic system. It is a direct-fit replacement for OEM part number 87437920 and is compatible with a wide range of Case 580 and 590 series machines. Important: Broken motor mounts are a leading cause of hydraulic pump coupler failure on Case backhoes -- inspect and replace worn motor mounts before installing this part to prevent premature failure.

Specifications

• Splines: 14

Compatible Models

Case Backhoe Loaders: 580L, 580L Series II, 580M, 580M Series II, 580M Series III, 580SL (580 Super L), 580SL Series II (580 Super L Series II), 580SM (580 Super M), 590L, 590SL (590 Super L), 590SL Series II, 590SM (590 Super M)

Replaces Part Number(s):

87437920

New aftermarket replacement part - not remanufactured, not used.