2025-08-17 Australia Heavy-Duty Rexroth A10VSO71 Hydraulic Pump for Concrete Mixer Truck

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Global Stock List – All Hydraulic Pumps, Motors, Valves, Gear Pumps

(... table continues with every single part number until the last item ...)

Glossary – Know Your Parts (中英俄三语)

• Main Pump – 主泵 – Главный насос
  Installed in the hydraulic tank of Komatsu PC300-7 excavator, converting engine power to hydraulic flow.
• Fan Motor – 风扇马达 – Вентиляторный мотор
  Mounted on the cooling radiator of Caterpillar 773E haul truck, driving the cooling fan.
• Swash Plate Variable Pump – 斜盘变量泵 – Аксиально-поршневой регулируемый насос
  Located inside the closed-loop hydrostatic transmission of JCB 3CX backhoe loader.
• Control Valve Bank – 多路阀组 – Многосекционный гидрораспределитель
  Fitted on the loader arms of Volvo L120H wheel loader.
• Gear Pump Charge Pump – 补油泵 – Подпиточный насос
  Coupled to the main piston pump of Sauer Danfoss 90-series mixer truck.
• Track Drive Motor – 行走马达 – Гусеничный приводной мотор
  Installed in the final drive housing of Hitachi ZX350LC-6 excavator.
• Steering Orbitrol – 转向器 – Гидростатический рулевой механизм
  Mounted on the steering column of New Holland T7.315 tractor.
• Hoist Cylinder – 举升油缸 – Подъёмный цилиндр
  Located on the dump body of Mercedes-Benz Arocs 4142 tipper truck.
• Vane Pump Power Steering – 转向助力叶片泵 – Насос гидроусилителя рулевого управления
  Found on the engine front bracket of Ford F-650 Super Duty.
• Travel Reduction Gearbox – 行走减速机 – Ходовой редуктор
  Integrated in the undercarriage of Kobelco SK500LC-10 excavator.

Real-World Problem & Solution

Problem: A Sany SY5310THB 49C-8 concrete pump truck in Brisbane reported slow boom lift speed and overheating.

Diagnosis: Growshine engineers found the Rexroth A10VO71DFLR main pump’s swash plate bearing worn, causing internal leakage.

Solution: Supplied an OEM-grade replacement within 48 hours, flushed the system with ISO VG 46, and recalibrated the LS pressure to 280 bar. Machine returned to full duty cycle next morning.

FAQ – Hydraulic Maintenance Tips

1. How often should hydraulic oil be changed in a concrete mixer truck?
   Every 2,000 operating hours or 12 months, whichever comes first.
2. What causes hydraulic pump cavitation?
   Low reservoir level, clogged suction strainer, or cold thick oil.
3. Can I use aftermarket seal kits for Rexroth pumps?
   Yes, Growshine’s OEM-spec seal kits offer equal durability at 30 % cost savings.

Growshine International – Your One-Stop Partner

We stock over 20,000 line items of construction machinery parts, heavy-duty truck components, agricultural tractor spares, and automotive hydraulic units. All products are tested on portable hydraulic test benches before dispatch. Need custom porting, shafts, or paint color? 3-day customisation service available.

Custom Development Service

Need a special shaft end, unique port layout, or custom paint for your A10VSO71, K3V112DT, or PV23?
Growshine R&D can reverse-engineer and deliver prototypes within 72 hours.
Send us your drawing or sample today!

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