Rexroth AP2D28LV1RS7 31M9-10030 hydraulic pump for Hyundai R55-9 R55-9A R55-9S R60CR-9 R60CR-9A mini excavator




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For: Hyundai R55-9 R55-9A R55-9S R60CR-9 R60CR-9A Mini Excavator
OEM Part Numbers: 31M9-10030, 31M9-10031
Pump Model: Rexroth AP2D28LV1RS7
Product Grade: High Quality Replacement Parts
Warranty: 12 MonthsStock Status: Ready Stock, Fast Shipment
1. Main Technical Specifications
Type: Tandem Axial Piston Main Hydraulic Pump
Displacement: 28cc/rev
Rated Working Pressure: 28MPa
Maximum Pressure: 32MPa
Rated Rotation Speed: 2400RPM
Control Mode: Negative Flow Control
Structure: Built-in Pilot Gear Pump
Application: Full machine hydraulic power supply
2. Part Number Interchange
31M9-10030: Original standard pump assembly
31M9-10031: Updated upgraded version
All above numbers are fully interchangeable
3. Compatible Excavator Models
Hyundai R55-9
Hyundai R55-9A
Hyundai R55-9S
Hyundai R60CR-9
Hyundai R60CR-9A
4. Product Advantages
Adopts high precision internal accessories, stable performance
Wear-resistant cylinder block and piston assembly, long service life
High temperature resistant oil seals, effectively prevent oil leakage
Perfect installation size, direct bolt on without modification
Low noise, low failure rate, suitable for long time working
5. Supply Information
Available Condition: New Aftermarket / Remanufactured
Export packing: Standard anti-rust wooden box
Delivery time: 3-7 working days
6. FAQ
Q: Can 31M9-10031 replace 31M9-10030 directly?
A: Yes, they are completely universal and same installation size.
Q: Does this pump fit other similar tonnage excavators?
A: It is specially matched for Hyundai 5-6 ton series models, not suitable for other series.
Q: Do you supply matching repair kits?
A: Yes, complete seal kits and overhaul spare parts are in stock.