Excavator Hydraulic Pump Assembly E320D2 SBS120E Main Hydraulic Pump For CAT
Premium aftermarket SBS120E hydraulic pump assembly compatible with Cat E320D2 excavator, reliable core power component for heavy‑duty construction machinery repair.
Key Features
- Standard SBS120E hydraulic pump perfectly matched for CAT E320D2 excavator
- Variable displacement piston pump design, stable high‑pressure output and high working efficiency
- Wear‑resistant plunger, valve plate and swash plate with precision‑ground surface, long service life
- Low‑noise, low‑leakage and strong anti‑overload performance for continuous construction‑site operation
- Strict factory pressure, flow and sealing testing before shipment
- Exact OEM mounting dimension, direct bolt‑on replacement without modification
- High‑temperature resistant internal structure, adapts to dusty and high‑load working environments
- Wide compatibility with multiple same‑brand CAT medium excavator models
Product Information
| Item |
Specification |
| Pump Model |
SBS120E |
| Matched Excavator |
CAT E320D2 |
| Product Name |
Main Hydraulic Pump Assembly |
| Pump Type |
Variable Displacement Piston Pump |
| Material |
High‑Strength Alloy Steel, Wear‑Resistant Copper Alloy |
| Function |
Supply High‑Pressure Hydraulic Power For Excavator Working System |
| Application |
Cat Medium‑Large Excavator, Construction Machinery |
| Condition |
Brand New Aftermarket Replacement |
Related Products
| Category |
Replaceable Part Numbers / Compatible Models |
| General OEM Series |
327‑7484, 376‑8924, 272‑6959, 272‑6961 |
| Compatible Engine & Excavator Models |
Suitable for E320D2, 320D, 320DL, 320E, 323D, 323DL, 324D, 325D, 326D, 329D |
Fitment Application
- Suitable for Cat E320D2 and other same‑brand medium‑large excavators, widely used in mining auxiliary work, road construction, earthmoving projects and heavy‑duty construction site maintenance.





FAQ
Q1: What pump model fits CAT E320D2?
A1: SBS120E hydraulic pump is the exact matching model for CAT E320D2 excavator.
Q2: Which same‑brand excavators are compatible?
A2: Suitable for E320D2, 320D, 320DL, 320E, 323D, 323DL, 324D, 325D, 326D, 329D excavators.
Q3: Is it easy to install?
A3: OEM standard size, direct replacement without modification or adjustment.
Q4: What is the pump type?
A4: Variable displacement piston hydraulic pump with high pressure and high efficiency.
Q5: What working conditions is it suitable for?
A5: Road construction, earthmoving, mining auxiliary work and other heavy‑duty construction scenarios.