Yimi (Guangzhou) Automotive Parts Co, Ltd
                                                                                                           
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OEM Standard Power Steering Oil Pump for Isuzu NPR ELF 4HK1 Diesel Engine Direct Replacement

Price Negotiable
Price: Negotiable
MOQ: 10 pcs
Delivery Time: 5-8 Work Days
Brand: YIMI
Product Description
Power Steering Oil Pump 8-98055007-2 For Isuzu NPR ELF 4HK1 8980550072

The Power Steering Oil Pump Assembly (OEM Numbers: 8-98055007-2 / 8980550072) is a premium-quality, direct replacement hydraulic component designed for Isuzu NPR and ELF series medium-duty trucks equipped with the 4HK1 diesel engine. This pump provides hydraulic pressure to the steering gear, reducing steering effort and improving vehicle maneuverability.

Part Number 8-98055007-2, 8980550072
Product Name Power Steering Oil Pump Assembly / Power Steering Pump
Car Model ISUZU NPR, ELF
Engine Model ISUZU 4HK1 (5.2L Diesel Common Rail)
Condition 100% Brand New
Origin China Mainland
Warranty 6 Months
Power Steering Oil Pump 8-98055007-2 for Isuzu NPR ELF 4HK1
Features & Advantages
  • OE Quality: Manufactured to Isuzu dimensional and performance specifiions for perfect fit and reliable hydraulic assist
  • High Flow & Pressure: Provides sufficient flow and pressure for effortless steering, even under heavy loads
  • Precision Internal Components: Machined rotor, vanes, or gears ensure quiet operation and long service life
  • Flow Control Valve: Maintains consistent assist at all engine speeds, preventing over-pressure at high RPM
  • Durable Housing: Corrosion-resistant aluminum construction withstands under-hood conditions
  • Leak-Proof Seals: High-quality seals resist power steering fluid and temperature extremes
  • Direct Replacement: Matches OE mounting holes, port loions, and pulley alignment
  • Cost-Effective: Affordable alternative to genuine OEM without compromising quality
Power Steering Oil Pump technical details and installation view
Vehicle & Engine Compatibility

This power steering oil pump is specifically designed for Isuzu NPR and ELF trucks with 4HK1 engine.

Isuzu Truck Models:
  • ISUZU NPR (NPR66, NPR70, NPR71, NPR75, NPR100, etc.)
  • ISUZU ELF (Japanese market name for N-series)
  • Other Isuzu medium trucks using the 4HK1 engine (verify)
Engine Specifiion - ISUZU 4HK1:
  • 4-Cylinder, Inline Diesel, DOHC, Common Rail
  • Displacement: 5.2L (5193cc)
  • Appliion: NPR, NQR, FTR, ELF
Installation Notes
Installation Steps Overview:
  1. Disconnect battery negative cable - Safety
  2. Drain power steering fluid - Disconnect return line and drain into a pan
  3. Remove drive belt - Loosen tensioner or idler pulley
  4. Remove pulley from old pump (if not included on new pump) - Use a puller tool
  5. Disconnect hoses - Note positions (pressure and return). Cap lines to prevent debris
  6. Unbolt old pump - Remove mounting bolts (typically 2-4 bolts)
  7. Compare new pump with old - Check mounting, port sizes, pulley alignment
  8. Transfer pulley to new pump - Use installer tool - do not hammer
  9. Install new pump - Bolt to engine bracket. Torque bolts to specifiion
  10. Reconnect hoses - Use new O-rings or seals. Torque fittings carefully
  11. Reinstall drive belt - Ensure correct tension
  12. Fill reservoir with fresh power steering fluid - Use recommended type
  13. Bleed the system - Start engine and turn steering wheel lock-to-lock several times while topping up fluid
  14. Check for leaks - Inspect hose connections and pump body
  15. Test drive - Verify smooth, quiet steering assist
Quality Control
  • Material Verifiion: Housing material and internal component composition tested
  • Dimensional Inspection: Mounting flange, shaft diameter, port threads verified against OE blueprints
  • Pressure Test: Each pump tested for output pressure at specified RPM
  • Flow Rate Test: Flow measured at various pressures to ensure meets OE specifiions
  • Leak Test: Pump pressurized with fluid to check for external leaks
  • Noise Test: Audible check for abnormal whine or rattle during operation
  • Visual Inspection: 100% checked for casting defects, scratches, or damaged ports
  • Packaged Safely: Pump sealed in plastic bag, boxed with foam protection
Packaging and Delivery
  • Neutral export packing or customized packaging available
  • Carton or wooden case for safe transportation
  • Fast delivery for stock items
  • Shipping by Express Air or Sea
Inquiry

For pricing, availability, or bulk purchase of the Power Steering Oil Pump 8-98055007-2 For Isuzu NPR ELF 4HK1 8980550072, please contact our sales team for a competitive quote and expert technical support.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Yimi (Guangzhou) Automotive Parts Co, Ltd
Location Unit 1313, Building 5, Changsheng DDP Fashion Center, No. 17 Dachi Road, Tancun, Shijing Subdistrict, Baiyun District, Guangzhou City.
Contact Person James

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