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Basic Information
- Series: A4VTG Closed‑Circuit Variable Axial Piston Hydraulic Pump + Control Valve Assembly (Rexroth Type)
- Featured Model: A4VTG71HW/32L‑NLD10F001S
- Common Models: A4VTG71, A4VTG90, A4VTG071, A4VTG090
- Displacement: 71cc, 90cc/rev
- Pressure Rating: Rated 35 MPa, Peak 42 MPa
- Features:
- HW: Hydraulic constant‑power variable control
- 32L: Series version & left‑hand rotation
- NLD10F001S: Port, mounting, seal & customized spec
- Integrated control valve, high‑pressure resistant, compact structure, low leakage, stable heavy‑duty performance
- Application: Concrete mixer truck main hydraulic pump & control valve spare parts
English FAQ
Q1: Model code explanation
- 71/90: Pump displacement
- HW: Hydraulic‑controlled constant‑power variable control
- 32L: Left‑hand rotation
- NLD10F001S: Original spec code for ports, flange and seals
- Also supply matching A4VTG control valves for pump overhaul & replacement
Q2: Core advantages
Complete pump + control valve solution, fully interchangeable with original Rexroth parts, stable power output, long service life for mixer truck heavy‑load operation.
Q3: Compatibility
100% OEM‑matched size, port and control parameters, direct replacement without modification.
