One New Aftermarket Replacement Hydraulic Pump Drive Coupler for Case Backhoes, Forklifts, and Loaders
This splined hydraulic pump drive coupler connects the engine to the hydraulic pump on a wide range of Case construction and industrial equipment. It is a precision-fit, direct-drive coupling component essential to maintaining hydraulic system operation on Case backhoe loaders, forklifts, and utility crawlers.
Specifications
- Type: Splined pump drive coupler
- Internal splines: 13
- Length: 2.75″
- Outer diameter: 1 3/8″
Compatible Models
Case Backhoe Loaders: 480, 480B, 480CK, 530, 530CK, 580, 580B, 580CK
Case Construction & Industrial: 23, 26, 26B, 26S, 32, 32S, 33, 33S, 35, 430, 470, 570
Case Forklifts: 584, 584B, 585, 585B, 586, 586B
Replaces Part Number(s):
D31108
New aftermarket replacement part – not remanufactured, not used.






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