This page lists 19 electrical parts for the 2017 Isuzu NPR, across 4 part types, covering all 3 engine options (3.0L L4 DIESEL Turbocharged, 5.2L L4 DIESEL Turbocharged and 6.0L V8). Every part shows its brand, manufacturer part number and fitment notes.
The electrical system on the 2017 Isuzu NPR covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Starter Motor (7 parts), Battery (6 parts) and Alternator / Generator (5 parts). The other 1 part type covers the remaining 1 part.
The 2017 Isuzu NPR was sold with 3 engines. 5 parts fit every engine; the other 14 are engine-specific. Each part shows which engine(s) it fits.
8 brands supply electrical parts for the 2017 Isuzu NPR, led by TERREPOWER (6 parts), WAI GLOBAL (6 parts) and EXIDE (2 parts), plus 5 more brands. Quality grades include New, Remanufactured and AGM.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2017 Isuzu NPR. 2 parts have it, including ACDELCO 31XAGMT (Battery) and FVP P31TAGM (Battery). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: 3.0L L4 DIESEL Turbocharged | 90251238N | 🇺🇸 US 🇨🇦 CA | Hitachi Unit110 Amps | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 8550N | 🇺🇸 US 🇨🇦 CA | with Delco DR44 145 Amp or DR37 145 AmpSupplied as DR37 145 Amp | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: 3.0L L4 DIESEL Turbocharged | 90251238 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 6.0L V8 | 90014704 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 8302R6G2 | 🇺🇸 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.
5 Alternator / Generator parts for the 2017 Isuzu NPR come from 2 brands — TERREPOWER and WAI GLOBAL.
The New section lists 2 options from TERREPOWER and WAI GLOBAL — brand-new units rather than rebuilt ones. TERREPOWER 90251238N is listed in this group.
The Remanufactured section lists 3 options from TERREPOWER and WAI GLOBAL — factory-rebuilt units with new wear components. TERREPOWER 90251238 is listed in this group.
Listed part numbers: TERREPOWER 90251238N, WAI GLOBAL 8550N and TERREPOWER 90251238, plus the other parts above.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: all 2017 NPR engines | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| FVP Popular Fits: all 2017 NPR engines | P31TAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 31T | View on Amazon |
| EXIDE Fits: 3.0L L4 DIESEL Turbocharged, 6.0L V8 | RF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| EXIDE Fits: all 2017 NPR engines | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| MOTORCRAFT Fits: all 2017 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 2017 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 are listed for the 2017 Isuzu NPR, from EXIDE, ACDELCO, FVP and 2 other brands. ACDELCO 31XAGMT carries the "Popular" badge. 5 parts fit every engine; the other 1 is engine-specific.
The AGM (Extended Life) section lists 5 options from EXIDE, ACDELCO, FVP and 1 other brand — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. ACDELCO 31XAGMT is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT110031ST is listed in this group.
Part numbers include ACDELCO 31XAGMT, FVP P31TAGM and EXIDE RF31D, among others listed above.
Speed Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 5.2L L4 DIESEL Turbocharged, 6.0L V8 | 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.
One part is listed for the 2017 Isuzu NPR — STANDARD MOTOR PRODUCTS SC303.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: 6.0L V8 | 91014696N | 🇺🇸 US 🇨🇦 CA | GasDelco Unit | View on Amazon |
| WAI GLOBAL Fits: 5.2L L4 DIESEL Turbocharged | 19201N | 🇺🇸 US 🇨🇦 CA | Automatic trans. | View on Amazon |
| WAI GLOBAL Fits: 5.2L L4 DIESEL Turbocharged | 30691N | 🇺🇸 US 🇨🇦 CA | Manual trans.NPR-HD | View on Amazon |
| WAI GLOBAL Fits: 6.0L V8 | 6942N | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: 5.2L L4 DIESEL Turbocharged | 91295914 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 6.0L V8 | 91014696 | 🇺🇸 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.
7 Starter Motor parts for the 2017 Isuzu NPR come from 2 brands — WAI GLOBAL and TERREPOWER.
The New section: 4 options from WAI GLOBAL and TERREPOWER. TERREPOWER 91014696N is listed in this group.
The Remanufactured section: 3 options from TERREPOWER and WAI GLOBAL. TERREPOWER 91295914 is listed in this group.
Part numbers include TERREPOWER 91014696N, WAI GLOBAL 19201N and WAI GLOBAL 30691N, among others listed above.
Buying Electrical Parts for a 2017 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: Starter Motor and Battery .
Frequently Asked Questions
How many electrical parts fit the 2017 Isuzu NPR?
Our catalog currently lists 19 electrical parts for the 2017 Isuzu NPR across 4 subcategories and 8 brands, covering all 3 engine options (3.0L L4 DIESEL Turbocharged, 5.2L L4 DIESEL Turbocharged and 6.0L V8). Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2017 Isuzu NPR engines?
Some do. 5 parts fit every engine; the other 14 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 2017 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 2017 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 2017 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 2017 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.