مضخة هيدروليكية 8J0498 لـ ممهدة الطرق Caterpillar 12G 130G 140G 160G

1.Basic Info
Product Name: Main Hydraulic Piston Pump Assembly
OEM Part Number: 8J0498, 8J-0498, 8J6730, 8J-6730
Applicable Machines: Caterpillar CAT 12G, 130G, 140G, 160G Motor Grader Road Construction Equipment
Product Type: Variable displacement axial piston hydraulic pump
Condition: Aftermarket New construction machinery spare part

2.Core Advantages
Aftermarket new GP piston pump manufactured strictly according to OEM specifications, fully hydraulic bench tested before shipment
Heavy-duty axial piston structure, supplies stable hydraulic power for grader blade lift, tilt, side shift and steering operation during road leveling work
Precision machined cylinder block, piston and valve plate assembly, low internal leakage and long service life under continuous grading operation
Load sensing control system, automatically adjust flow output according to working load, reduce power consumption
Premium sealing components, excellent heat resistance and anti-aging performance, suitable for long-hour operation on road construction sites
Original mounting flange, splined shaft and oil port layout, direct bolt-on replacement without modification, reduce machine downtime
12-month warranty under correct installation and normal operating conditions

3.Technical Data
Pump Type: Variable displacement axial piston pump
Control System: Load sensing control
Rated Working Pressure: 28 MPa
Peak Pressure: 34 MPa
Drive Shaft: Splined input shaft
Mounting: CAT standard flange
Applicable Machine: CAT G series motor grader for road construction

4.FAQ
Q1: Which motor grader models fit 8J0498 / 8J6730 hydraulic pump?
A1: Fits Caterpillar 12G, 130G, 140G, 160G motor grader.
Q2: Are 8J0498 and 8J6730 interchangeable part numbers?
A2: Yes, these two part numbers are interchangeable for this main hydraulic piston pump assembly.
Q3: What is the warranty term?
A3: 12-month warranty for manufacturing defects with proper installation.