14574463 Hydraulic Main Pump for Volvo EW145B | Kawasaki K5V80DT-1PER-9N1J-V
Part number 14574463 is the Main Hydraulic Pump specifically engineered for the Volvo EW145B wheeled excavator. The technical model for this unit is K5V80DT-1PER-9N1J-V, manufactured by Kawasaki.
Machine Fitment: Volvo EW145B Wheeled Excavator.
Kawasaki Model Breakdown (K5V80DT):
K5V: High-pressure swash plate type axial piston pump series.
80: Displaced volume of 80cc per revolution (per pump).
DT: Double Tandem configuration (two pumps joined together).
Control Type: The 9N1J-V suffix indicates a specific regulator setting tailored to Volvo's "Mechatro" control system for optimal fuel efficiency and power matching.
Thank you for choosing SPARKLING MACHINERY, your trusted supplier of Volvo‑Kawasaki hydraulic pumps. The 14574463 (K5V80DT) is the heart of the EW145B’s hydraulic system. Its tandem 80 cm³ displacement, 34.3 MPa rating, and precise electronic regulator deliver consistent power and fuel efficiency in digging, lifting, and travel. Ideal for OEM replacement or overhaul, it restores full machine performance and minimizes downtime.
The SPARKLING MACHINERY NEW 14574463/K5V80DT-1PER-9N1J-V Main Hydraulic Pump Photo:



Why Choose the SPARKLING 14574463/K5V80DT-1PER-9N1J-V Main Hydraulic Pump?
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- OEM Compatibility: Precision-engineered to match Kubota factory specifications for the D905, D1005, and D1105 models.
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- Rugged Construction: Built with corrosion-resistant materials to withstand various fuel qualities and harsh environments.
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- Consistent Pressure: Maintains stable fuel delivery to prevent engine hesitation or stalling.
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- Direct Fit: Standard 2-bolt mounting design allows for a quick "plug-and-play" installation.
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Common Maintenance Parts for Volvo EW145B
To ensure the longevity of your new main pump, we recommend replacing these associated filters and components during installation:
| Part Name | Volvo EW145B Part Number | Function |
| Main Hydraulic Pump | 14574463 | Primary System Power |
| Hydraulic Return Filter | 14506817 | Protects Tank from Contaminants |
| Hydraulic Pilot Filter | 14509379 | Protects Control Circuit |
| Engine Oil Filter | 11713230 | Engine Lubrication |
| Primary Fuel Filter | 11711074 | Fuel System Protection |
Q&A Section
Q1: Can I use a generic K5V80DT pump instead of the 14574463?
A: No. The suffix 1PER-9N1J-V signifies specific regulator settings and port locations unique to the Volvo EW145B control system.
Q2: What is the most critical step when installing this pump?
A: You must perform a complete hydraulic system flush and replace all hydraulic filters to prevent old debris from damaging the new pump.
Q3: Does this pump include the regulator assembly?
A: Yes, the 14574463 comes as a complete assembly including the factory-calibrated hydraulic regulators.
About SPARKLING MACHINERY:
- Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

Get In Touch:
- Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.
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📦 Packing
1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment
2. Export-standard packaging to ensure safety during transportation
3. Custom packaging available upon request
4. Dimensions and weight can be provided for freight calculation



🚚 Shipping
1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)
2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported
3. For Russian clients, we can introduce the forwarder agent to you
4. Delivery time: Ships within 1-3 working days after payment (for items in stock)
💳 Payment
1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details
📌 Frequently Asked Questions (FAQs)
Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.
Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.
Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.
Get a free quote
We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.







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