OEM Standard Power Steering Oil Pump for Isuzu NPR ELF 4HK1 Diesel Engine Direct Replacement
| Part No: | 8-98055007-2, 8980550072 | Pump Type: | Vane Pump Or Gear Pump (OE Design) |
| Reservoir: | Remote (not Integral) | Engine Application: | ISUZU 4HK1 (5.2L Diesel Common Rail) |
| Material: | Aluminum / Cast Iron Housing, Steel Internal Components | Drive Type: | Belt-driven Via Pulley |
| H/S Code: | 841360100 | Displacement: | 5.2L (5193cc) |
| High Light: | OEM power steering pump for Isuzu NPR,Isuzu 4HK1 diesel engine steering pump,ELF truck power steering pump replacement |
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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 |
- OE Quality: Manufactured to Isuzu dimensional and performance specifications 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 locations, and pulley alignment
- Cost-Effective: Affordable alternative to genuine OEM without compromising quality
This power steering oil pump is specifically designed for Isuzu NPR and ELF trucks with 4HK1 engine.
- 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)
- 4-Cylinder, Inline Diesel, DOHC, Common Rail
- Displacement: 5.2L (5193cc)
- Application: NPR, NQR, FTR, ELF
- Disconnect battery negative cable - Safety
- Drain power steering fluid - Disconnect return line and drain into a pan
- Remove drive belt - Loosen tensioner or idler pulley
- Remove pulley from old pump (if not included on new pump) - Use a puller tool
- Disconnect hoses - Note positions (pressure and return). Cap lines to prevent debris
- Unbolt old pump - Remove mounting bolts (typically 2-4 bolts)
- Compare new pump with old - Check mounting, port sizes, pulley alignment
- Transfer pulley to new pump - Use installer tool - do not hammer
- Install new pump - Bolt to engine bracket. Torque bolts to specification
- Reconnect hoses - Use new O-rings or seals. Torque fittings carefully
- Reinstall drive belt - Ensure correct tension
- Fill reservoir with fresh power steering fluid - Use recommended type
- Bleed the system - Start engine and turn steering wheel lock-to-lock several times while topping up fluid
- Check for leaks - Inspect hose connections and pump body
- Test drive - Verify smooth, quiet steering assist
- Material Verification: 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 specifications
- 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
- 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
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.
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