17 Electrical parts are listed for the 2000 Isuzu NPR, in 6 part types, covering the 5.7L V8 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2000 Isuzu NPR, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. 12 parts of the 17 listed are Battery (5 parts), Speed Sensor (4 parts) and Starter Bolt (3 parts). The other 3 part types cover the remaining 5 parts.
The 2000 Isuzu NPR came with a single engine, the 5.7L V8, and every part is verified against it.
9 brands supply electrical parts for the 2000 Isuzu NPR, led by STANDARD MOTOR PRODUCTS (3 parts), TERREPOWER (2 parts) and DEKA (2 parts), plus 6 more brands. Quality grades include Economy, New and Remanufactured.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2000 Isuzu NPR. 1 part has it: DEKA 9A78DT (Battery). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER | 90251105N | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER | 90251105 | 🇺🇸 US 🇨🇦 CA | RemanufacturedDoes Not Include Pulley | 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.
2 Alternator / Generator parts for the 2000 Isuzu NPR come from TERREPOWER.
The New section lists 1 option from TERREPOWER — brand-new units rather than rebuilt ones. TERREPOWER 90251105N is listed in this group.
The Remanufactured section lists 1 option from TERREPOWER — factory-rebuilt units with new wear components. TERREPOWER 90251105 is listed in this group.
Part numbers include TERREPOWER 90251105N and TERREPOWER 90251105.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular | 9A78DT | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| DEKA | 9A34 | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| EXIDE | MX24 | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 24 | View on Amazon |
| FVP | P24AGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 24 | View on Amazon |
| FVP | P24RAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 24 | 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.
5 Battery parts are listed for the 2000 Isuzu NPR, from DEKA, FVP and EXIDE. DEKA 9A78DT carries the "Popular" badge.
This group includes DEKA 9A78DT, DEKA 9A34 and EXIDE MX24 and the remaining parts above.
Engine Control Module (ECM Computer)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 21811787 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
This table covers the engine-control modules that run fuel, spark and emissions.
This group shows a single part: ACDELCO 21811787.
Speed Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 917624 | 🇺🇸 US 🇨🇦 CA | Fits Transmission SpeedInput | View on Amazon |
| STANDARD MOTOR PRODUCTS | SC130T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | SC130 | 🇺🇸 US 🇨🇦 CA | Vehicle Speed | View on Amazon |
| STANDARD MOTOR PRODUCTS | SC303 | 🇺🇸 US 🇨🇦 CA | Transmission SpeedOutput | 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.
4 Speed Sensor parts are listed for the 2000 Isuzu NPR, from STANDARD MOTOR PRODUCTS and DORMAN.
In the Economy grade, DORMAN and STANDARD MOTOR PRODUCTS supply 2 parts: the catalog's value-priced group. A representative part number is DORMAN 917624.
The Standard Replacement section lists 2 options from STANDARD MOTOR PRODUCTS — built to original-equipment specification. STANDARD MOTOR PRODUCTS SC130 is listed in this group.
This group includes DORMAN 917624, STANDARD MOTOR PRODUCTS SC130T and STANDARD MOTOR PRODUCTS SC130 and the remaining parts above.
Starter Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 678107 | 🇺🇸 US 🇨🇦 CA | Starter Mounting BoltThread Size : 3/8-16 | View on Amazon |
| SKP | SK678107 | 🇺🇸 US 🇨🇦 CA | 3/8" x 16 Thread X 4.33 | View on Amazon |
| SKP | SK678107S | 🇺🇸 US 🇨🇦 CA | 3/8" x 16 Thread X 4.33with 10 Bolts | View on Amazon |
This table covers the Starter bolts.
3 Starter Bolt parts for the 2000 Isuzu NPR come from 2 brands — SKP and DORMAN.
This group includes DORMAN 678107, SKP SK678107 and SKP SK678107S.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL | 6449NM | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL | 6449R | 🇺🇸 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.
2 Starter Motor parts for the 2000 Isuzu NPR come from WAI GLOBAL.
The New section: 1 option from WAI GLOBAL. WAI GLOBAL 6449NM is listed in this group.
The Remanufactured section: 1 option from WAI GLOBAL. WAI GLOBAL 6449R is listed in this group.
Listed part numbers: WAI GLOBAL 6449NM and WAI GLOBAL 6449R.
Buying Electrical Parts for a 2000 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.
- Confirm you have the 5.7L V8 engine — every part on this page is matched to it.
- 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: Battery and Speed Sensor .
Frequently Asked Questions
How many electrical parts fit the 2000 Isuzu NPR?
Our catalog currently lists 17 electrical parts for the 2000 Isuzu NPR across 6 subcategories and 9 brands, covering the 5.7L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2000 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 2000 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 2000 Isuzu NPR?
Every part on this page is matched to the 5.7L V8 engine. 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 2000 Isuzu NPR
Electrical Parts for Other Isuzu NPR Years
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