The 2003 Isuzu NPR has 9 steering parts with verified fitment on this page — 4 part types and 3 brands, covering both the 4.8L L4 DIESEL Turbocharged and the 5.7L V8. Each part includes a manufacturer part number and application notes.
On the 2003 Isuzu NPR, the steering system connects driver to road through the rack, pump, tie rods, and column components. 8 parts of the 9 listed are Power Steering Fluid (4 parts), King Pin Set (2 parts) and Power Steering Pump (2 parts). The other 1 part type covers the remaining 1 part.
The 2003 Isuzu NPR was sold with both the 4.8L L4 DIESEL Turbocharged and the 5.7L V8. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
3 brands supply steering parts for the 2003 Isuzu NPR, led by LUBEGARD (4 parts), MEVOTECH (3 parts) and MAVAL (2 parts).
Each part number listed for the 2003 Isuzu NPR opens a page with every vehicle that part fits.
Center / Drag Link
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Fits: 4.8L L4 DIESEL Turbocharged | MS80046 | 🇺🇸 US 🇨🇦 CA | Supreme | View on Amazon |
This table covers the Center / Drag links. Typical signs include a clunk over a driveway lip, or a rattle from the bar. Replace links in pairs; a seized stud often takes the bushing with it.
This group shows a single part: MEVOTECH MS80046.
King Pin Set
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Fits: 4.8L L4 DIESEL Turbocharged | MS95978 | 🇺🇸 US 🇨🇦 CA | Supreme | View on Amazon |
| MEVOTECH Fits: 4.8L L4 DIESEL Turbocharged | MS80045 | 🇺🇸 US 🇨🇦 CA | Supreme | View on Amazon |
This table covers the King Pin sets.
2 King Pin Set parts for the 2003 Isuzu NPR come from MEVOTECH.
Part numbers include MEVOTECH MS95978 and MEVOTECH MS80045.
Power Steering Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LUBEGARD Fits: 4.8L L4 DIESEL Turbocharged | 23201 | 🇺🇸 US 🇨🇦 CA | 1 QuartSynthetic Power Steering Fluid | View on Amazon |
| LUBEGARD Fits: 4.8L L4 DIESEL Turbocharged | 23205 | 🇺🇸 US 🇨🇦 CA | 5 GallonSynthetic Power Steering Fluid | View on Amazon |
| LUBEGARD Fits: 4.8L L4 DIESEL Turbocharged | 23232 | 🇺🇸 US 🇨🇦 CA | Synthetic Power Steering Fluid1 Quart | View on Amazon |
| LUBEGARD Fits: 4.8L L4 DIESEL Turbocharged | 23255 | 🇺🇸 US 🇨🇦 CA | 55 GallonSynthetic Power Steering Fluid | View on Amazon |
This table covers the fluids specified for this steering system. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.
4 Power Steering Fluid parts for the 2003 Isuzu NPR come from LUBEGARD.
Part numbers include LUBEGARD 23201, LUBEGARD 23205 and LUBEGARD 23232, among others listed above.
Power Steering Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAVAL Fits: 4.8L L4 DIESEL Turbocharged | 97230M | 🇺🇸 US 🇨🇦 CA | Remanufactured Power Steering Pump | View on Amazon |
| MAVAL Fits: 4.8L L4 DIESEL Turbocharged | 97235M | 🇺🇸 US 🇨🇦 CA | Remanufactured Power Steering PumpIncludes Pulley | View on Amazon |
This table covers the Power Steering pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit.
2 Power Steering Pump parts for the 2003 Isuzu NPR come from MAVAL.
Part numbers include MAVAL 97230M and MAVAL 97235M.
Buying Steering Parts for a 2003 Isuzu NPR
On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.
- Match the engine first. Every steering part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Power Steering Fluid and King Pin Set .
Frequently Asked Questions
How many steering parts fit the 2003 Isuzu NPR?
Our catalog currently lists 9 steering parts for the 2003 Isuzu NPR across 4 subcategories and 3 brands, covering both the 4.8L L4 DIESEL Turbocharged and the 5.7L V8. Each part is matched to the engine(s) it fits.
Do steering parts differ between 2003 Isuzu NPR engines?
Yes. Every steering part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of steering problems on a 2003 Isuzu NPR?
Common symptoms include play or looseness on center, a whine when turning, fluid weeping from rack boots, or uneven tire wear on the front axle. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2003 Isuzu NPR was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2003 Isuzu NPR?
First match the engine — each row shows which engine(s) the part fits. Then flush old power-steering fluid when replacing a pump or rack — grit in the old fluid is the number-one cause of repeat failure. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2003 Isuzu NPR
Steering Parts for Other Isuzu NPR Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.