This page lists 22 electrical parts for the 2017 Freightliner S2, across 3 part types, covering both the 6.7L L6 DIESEL Turbocharged and the 8.0L V8 Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
The electrical system on the 2017 Freightliner S2 covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. All 22 listed parts are Alternator / Generator (12 parts), Starter Motor (6 parts) and Battery (4 parts).
The 2017 Freightliner S2 was sold with both the 6.7L L6 DIESEL Turbocharged and the 8.0L V8 Turbocharged. 4 parts fit every engine; the other 18 are engine-specific. Each part shows which engine(s) it fits.
6 brands supply electrical parts for the 2017 Freightliner S2, led by WAI GLOBAL (14 parts), BOSCH (2 parts) and FAMOUS BRAND (2 parts), plus 3 more brands. Quality grades include New and Remanufactured.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2017 Freightliner S2. 3 parts have it, including WAI GLOBAL 8719N (Alternator / Generator) and WAI GLOBAL 8410N (Alternator / Generator). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 6.7L L6 DIESEL Turbocharged | 8719N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Popular Fits: 6.7L L6 DIESEL Turbocharged | 8410N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Popular Fits: 6.7L L6 DIESEL Turbocharged | 8681N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| BOSCH Fits: 6.7L L6 DIESEL Turbocharged | AL9961LH | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| BOSCH Fits: 6.7L L6 DIESEL Turbocharged | AL9962SB | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 8707N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 8741N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 8614N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 8912N | 🇺🇸 US | Does Not Include Pulley | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND Fits: 6.7L L6 DIESEL Turbocharged | 718410N | 🇺🇸 US 🇨🇦 CA | New Alternator160 Amps | View on Amazon |
| FAMOUS BRAND Fits: 6.7L L6 DIESEL Turbocharged | 718707N | 🇺🇸 US 🇨🇦 CA | New Alternator145 Amps | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 8.0L V8 Turbocharged | 44006N | 🇺🇸 US 🇨🇦 CA | Denso Hairpin 12V 220 Amp CW S6Supplied as 215 Amp | 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.
12 Alternator / Generator parts for the 2017 Freightliner S2 come from 3 brands — WAI GLOBAL, BOSCH and FAMOUS BRAND. The "Popular" part is WAI GLOBAL 8719N.
The New section lists 9 options from WAI GLOBAL and BOSCH — brand-new units rather than rebuilt ones. WAI GLOBAL 8719N is listed in this group.
The Remanufactured section lists 2 options from FAMOUS BRAND — factory-rebuilt units with new wear components. FAMOUS BRAND 718410N is listed in this group.
1 further part sits outside the graded sections, with the same engine-level match.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 2017 S2 engines | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| EXIDE Fits: all 2017 S2 engines | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| FVP Fits: all 2017 S2 engines | P31TAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 31T | View on Amazon |
| FVP Fits: all 2017 S2 engines | PC318STAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGM | 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.
4 Battery parts are listed for the 2017 Freightliner S2, from FVP, ACDELCO and EXIDE. All of them fit every engine offered in the 2017 S2.
Part numbers include ACDELCO 31XAGMT, EXIDE XRF31D and FVP P31TAGM, among others listed above.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 8.0L V8 Turbocharged | 6970N | 🇺🇸 US 🇨🇦 CA | 12V 1.4KW CW 9T G | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 8.0L V8 Turbocharged | 6970R | 🇺🇸 US 🇨🇦 CA | Power Select Reman | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 6809N | 🇺🇸 US | Optional Replacement Delco 38MTwith Integral Magnetic Switch | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 6963N | 🇺🇸 US | View on Amazon | |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 19340N | 🇺🇸 US | 12V 2.7KW CW 10T | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged | 34029N | 🇺🇸 US | without Ground Stud | 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.
6 Starter Motor parts for the 2017 Freightliner S2 come from WAI GLOBAL.
The New section: 1 option from WAI GLOBAL. WAI GLOBAL 6970N is listed in this group.
The Remanufactured section: 1 option from WAI GLOBAL. WAI GLOBAL 6970R is listed in this group.
4 further parts sit outside the graded sections, with the same engine-level match.
This group includes WAI GLOBAL 6970N, WAI GLOBAL 6970R and WAI GLOBAL 6809N and the remaining parts above.
Buying Electrical Parts for a 2017 Freightliner S2
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 2017 Freightliner S2?
Our catalog currently lists 22 electrical parts for the 2017 Freightliner S2 across 3 subcategories and 6 brands, covering both the 6.7L L6 DIESEL Turbocharged and the 8.0L V8 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2017 Freightliner S2 engines?
Some do. 4 parts fit every engine; the other 18 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 Freightliner S2?
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 Freightliner S2 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 Freightliner S2?
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 Freightliner S2
Electrical Parts for Other Freightliner S2 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.