2590814 Pump Gp-Ps Fits Caterpillar Models
2590814 Pump Gp-Ps Fits Caterpillar Models
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One New Aftermarket Replacement Hydraulic Piston Pump for Caterpillar (Cat) 345C Series Excavators
This aftermarket hydraulic axial piston pump (Pump Gp-Ps) replaces Caterpillar OEM part number 2590814 (259-0814). It is the main hydraulic piston pump assembly on the C13-powered 345C series excavators and material handlers, responsible for delivering high-pressure hydraulic flow to the machine's work functions and travel systems.
Compatible Models
Caterpillar 345C Series (C13 Engine): 345C Excavator, 345C L Hydraulic Excavator, 345C LC Excavator, 345C UHD Excavator, 345C HCR Material Handler, 345C Fixed Cab Riser Material Handler, 345C & 345C L Mobile Hydraulic Power Units, W345C Material Handler, 345C MH, W345C MH
Note: This is a hydraulic pump application - confirm your machine serial number prefix and serial number range against your Cat parts catalog before ordering to ensure correct fitment for your specific build configuration.
Replaces Part Number(s):
2590814, 259-0814, CA2590814
Aftermarket Interchange Numbers
10R-6275, 10R6275, CA10R6275, R986110123
New aftermarket replacement part - not remanufactured, not used.
