The Rexroth A4VTG is a variable displacement axial piston pump designed for closed-loop hydrostatic transmission systems.
It is widely used in excavators, road machinery, agricultural equipment, mining machines and other mobile hydraulic applications.
Hydstar supplies high-quality aftermarket replacements engineered for reliable performance and OEM interchangeability.
Excavators
Wheel Loaders
Crawler Drills/ Pile Drivers
Cranes (Crawler / Rough Terrain )
Crushers
Concrete Pumps


Why Choose Hydstar?
30+ Years Manufacturing Experience
23000㎡ Production Facility
ISO9001 Certified
160+ Countries Served
350,000 Units Monthly Capacity
100% Tested Before Shipment
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Don't hesitate to contact us. HYDSTAR HYDRAULIC experts are very happy to help you, provide a variety of flexible and reliable solutions to help you solve various problems.