The 2009 Isuzu NPR has 28 electrical parts with verified fitment on this page — 4 part types and 11 brands, covering both the 5.2L L4 DIESEL Turbocharged and the 6.0L V8. Each part includes a manufacturer part number and application notes.
On the 2009 Isuzu NPR, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. Most of the listed parts are Alternator / Generator (9 parts), Starter Motor (8 parts) and Battery (6 parts). The other 1 part type covers the remaining 5 parts.
The 2009 Isuzu NPR was sold with both the 5.2L L4 DIESEL Turbocharged and the 6.0L V8. 6 parts fit every engine; the other 22 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2009 Isuzu NPR electrical parts are WAI GLOBAL (8 parts), TERREPOWER (4 parts) and STANDARD MOTOR PRODUCTS (4 parts), plus 8 more brands. Quality grades include New, Remanufactured and AGM.
5 parts on this 2009 Isuzu NPR page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including WAI GLOBAL 8550N (Alternator / Generator) and ACDELCO 31XAGMT (Battery). Click any part number to see every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 6.0L V8 | 8550N | 🇺🇸 US 🇨🇦 CA | with Delco DR44 145 Amp or DR37 145 AmpSupplied as DR37 145 Amp | View on Amazon |
| FVP Fits: 6.0L V8 | 8302603N | 🇺🇸 US 🇨🇦 CA | New | View on Amazon |
| PURE ENERGY Fits: 6.0L V8 | 8302603N | 🇺🇸 US 🇨🇦 CA | NPR Base Modelwith Delco Alternator | View on Amazon |
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 90251238N | 🇺🇸 US 🇨🇦 CA | Hitachi Unit110 Amps | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 8292N | 🇺🇸 US 🇨🇦 CA | 4 pin connector | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 6.0L V8 | 8302603 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| FVP Fits: 6.0L V8 | 8302603 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 90251238 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 8292R | 🇺🇸 US 🇨🇦 CA | Power Select Reman | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
9 Alternator / Generator parts are listed for the 2009 Isuzu NPR, from WAI GLOBAL, FVP, PURE ENERGY and 1 other brand. WAI GLOBAL 8550N carries the "Popular" badge.
In the New grade, WAI GLOBAL, FVP, PURE ENERGY and 1 other brand supply 5 parts: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 8550N.
In the Remanufactured grade, PURE ENERGY, FVP, TERREPOWER and 1 other brand supply 4 parts: factory-rebuilt units with new wear components. A representative part number is PURE ENERGY 8302603.
Listed part numbers: WAI GLOBAL 8550N and FVP 8302603N, plus the other parts above.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: all 2009 NPR engines | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| FVP Popular Fits: all 2009 NPR engines | P31TAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 31T | View on Amazon |
| EXIDE Fits: all 2009 NPR engines | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| EXIDE Fits: 6.0L V8 | RF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| MOTORCRAFT Fits: all 2009 NPR engines | BHAGM31 | 🇺🇸 US 🇨🇦 CA | Fleettough/ExtraBCI Group: 31 | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER Fits: all 2009 NPR engines | FT110031ST | 🇺🇸 US 🇨🇦 CA | BCI Group 31T(Length X Width X Height) 12.99 In x 6.81 In x 9.13 In | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
6 Battery parts for the 2009 Isuzu NPR come from 5 brands — EXIDE, ACDELCO, FVP and 2 other brands. The "Popular" part is ACDELCO 31XAGMT. 5 parts fit every engine; the other 1 is engine-specific.
In the AGM (Extended Life) grade, EXIDE, ACDELCO, FVP and 1 other brand supply 5 parts: grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 31XAGMT.
In the Performance AGM (Extended Life + Increased Power) grade, FULLRIVER supplies 1 part: grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. A representative part number is FULLRIVER FT110031ST.
Part numbers include ACDELCO 31XAGMT, FVP P31TAGM and EXIDE XRF31D, among others listed above.
Speed Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 6.0L V8 | 917624 | 🇺🇸 US 🇨🇦 CA | Fits Transmission SpeedInput | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.0L V8 | SC130T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.0L V8 | SC130 | 🇺🇸 US 🇨🇦 CA | Vehicle Speed | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 6.0L V8 | SC303 | 🇺🇸 US 🇨🇦 CA | NPR-HDTransmission Speed | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.2L L4 DIESEL Turbocharged | SC303 | 🇺🇸 US 🇨🇦 CA | NPR-HDTransmission Speed | View on Amazon |
This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor.
5 Speed Sensor parts for the 2009 Isuzu NPR come from 2 brands — STANDARD MOTOR PRODUCTS and DORMAN.
The Economy section lists 2 options from DORMAN and STANDARD MOTOR PRODUCTS — the catalog's value-priced group. DORMAN 917624 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS supplies 2 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS SC130.
1 further part sits outside the graded sections, with the same engine-level match.
This group includes DORMAN 917624, STANDARD MOTOR PRODUCTS SC130T and STANDARD MOTOR PRODUCTS SC130 and the remaining parts above.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 5.2L L4 DIESEL Turbocharged | 19201N | 🇺🇸 US 🇨🇦 CA | Fits NPR Base Modelor Automatic trans.NPR-HD | View on Amazon |
| ULTRA-POWER Fits: 6.0L V8 | 6942N | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAI GLOBAL Fits: all 2009 NPR engines | 19763N | 🇺🇸 US 🇨🇦 CA | Fits NPR Base Model150HP | View on Amazon |
| WAI GLOBAL Fits: 5.2L L4 DIESEL Turbocharged | 30691N | 🇺🇸 US 🇨🇦 CA | Fits Manual trans.NPR-HD | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 6942N | 🇺🇸 US 🇨🇦 CA | Fits NPR-HD | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 91295515 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 91295914 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 6942R | 🇺🇸 US 🇨🇦 CA | Power Select Reman | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
8 Starter Motor parts are listed for the 2009 Isuzu NPR, from WAI GLOBAL, TERREPOWER and ULTRA-POWER. WAI GLOBAL 19201N carries the "Popular" badge. 1 part fits every engine; the other 7 are engine-specific.
New: 5 parts, from WAI GLOBAL and ULTRA-POWER. A representative part number is WAI GLOBAL 19201N.
Remanufactured: 3 parts, from TERREPOWER and WAI GLOBAL. A representative part number is TERREPOWER 91295515.
Part numbers include WAI GLOBAL 19201N, ULTRA-POWER 6942N and WAI GLOBAL 19763N, among others listed above.
Buying Electrical Parts for a 2009 Isuzu NPR
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Some electrical parts fit every engine; others are 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Alternator / Generator and Starter Motor .
Frequently Asked Questions
How many electrical parts fit the 2009 Isuzu NPR?
Our catalog currently lists 28 electrical parts for the 2009 Isuzu NPR across 4 subcategories and 11 brands, covering both the 5.2L L4 DIESEL Turbocharged and the 6.0L V8. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2009 Isuzu NPR engines?
Some do. 6 parts fit every engine; the other 22 are engine-specific. Each row (and the filter at the top) shows which. 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 electrical problems on a 2009 Isuzu NPR?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 2009 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 2009 Isuzu NPR?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2009 Isuzu NPR
Electrical 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.