This page lists 23 electrical bulb & socket parts for the 2018 Freightliner 114SD, across 9 part types, covering the 12.8L L6 DIESEL Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
The bulb and socket system on the 2018 Freightliner 114SD covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. The largest groups are Roof Marker & Identification Light Bulb (5 parts), Dome Light Bulb (3 parts) and Headlamp Bulb (3 parts). The other 6 part types cover the remaining 12 parts.
Every part on this page is matched to the 12.8L L6 DIESEL Turbocharged — the only engine offered in the 2018 Freightliner 114SD.
Every electrical bulb & socket part listed for the 2018 Freightliner 114SD comes from WAGNER. Quality grades include Standard Replacement, Extended Life and LED.
1 part on this 2018 Freightliner 114SD page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — WAGNER 168 (Roof Marker & Identification Light Bulb). Click any part number to see every vehicle that part fits.
Dome Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2112LL | 🇺🇸 US | Long LifeWire Lead Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2112WLED | 🇺🇸 US | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2112 | 🇺🇸 US | Wire Lead Base12.420 Watt | View on Amazon |
This table covers the bulbs in the dome lamp. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
WAGNER supplies the 3 Dome Light Bulb parts for the 2018 Freightliner 114SD.
The Extended Life section lists 1 option from WAGNER — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. WAGNER 2112LL is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, WAGNER supplies 1 part: grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. A representative part number is WAGNER 2112WLED.
The Standard Replacement section lists 1 option from WAGNER — built to original-equipment specification. WAGNER 2112 is listed in this group.
This group includes WAGNER 2112LL, WAGNER 2112WLED and WAGNER 2112.
Headlamp Bulb
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 9003TVX | 🇺🇸 US | HID Look | View on Amazon |
| WAGNER | 9003BLX | 🇺🇸 US | 80% More Light | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 9003 | 🇺🇸 US | High Beam and Low BeamHalogen | View on Amazon |
This table covers the bulbs that light the headlamps. Typical signs include a dark lamp, a flicker over bumps, or a bulb that keeps failing on one side. Avoid touching a halogen capsule. Repeated failure in one socket is usually the socket or ground, not the bulb.
3 Headlamp Bulb parts for the 2018 Freightliner 114SD come from WAGNER.
In the Extra Bright (improved visibility, but shorter life) grade, WAGNER supplies 2 parts: grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. A representative part number is WAGNER 9003TVX.
Standard Replacement: 1 part, from WAGNER. A representative part number is WAGNER 9003.
This group includes WAGNER 9003TVX, WAGNER 9003BLX and WAGNER 9003.
LED Bulb Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | CBH49003 | 🇺🇸 US | For H4 / 9003 Bulb | View on Amazon |
This table covers the LED Bulb adapters.
This group shows a single part: WAGNER CBH49003.
Map / Reading Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2112LL | 🇺🇸 US | Long LifeWire Lead Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2112WLED | 🇺🇸 US | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 2112 | 🇺🇸 US | Wire Lead Base12.420 Watt | View on Amazon |
This table covers the bulbs in the map / reading lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
WAGNER supplies the 3 Map / Reading Light Bulb parts for the 2018 Freightliner 114SD.
The Extended Life section: 1 option from WAGNER. WAGNER 2112LL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from WAGNER. A representative part number is WAGNER 2112WLED.
The Standard Replacement section: 1 option from WAGNER. WAGNER 2112 is listed in this group.
Part numbers include WAGNER 2112LL, WAGNER 2112WLED and WAGNER 2112.
Parking Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NALL | 🇺🇸 US | Long LifeNatural Amber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NA | 🇺🇸 US | Natural AmberDouble Contact Wedge Base | View on Amazon |
This table covers the bulbs in the parking lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
2 Parking Lamp Bulb parts for the 2018 Freightliner 114SD come from WAGNER.
Extended Life: 1 part, from WAGNER. A representative part number is WAGNER 3157NALL.
Standard Replacement: 1 part, from WAGNER. A representative part number is WAGNER 3157NA.
Part numbers include WAGNER 3157NALL and WAGNER 3157NA.
Roof Marker & Identification Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 194LL | 🇺🇸 US | Long LifeBulb Type: T-3-1/4 Bulb 13/32 (10mm) Diameter | View on Amazon |
| WAGNER | 168LL | 🇺🇸 US | Long LifeWedge Base | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 194WLED | 🇺🇸 US | LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER Popular | 168 | 🇺🇸 US | Wedge Base4.900 Watt | View on Amazon |
| WAGNER | 194 | 🇺🇸 US | Wedge Base3.780 Watt | View on Amazon |
This table covers the replacement bulbs for the Roof Marker & Identification Light. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
5 Roof Marker & Identification Light Bulb parts for the 2018 Freightliner 114SD come from WAGNER. The "Popular" part is WAGNER 168.
Extended Life: 2 parts, from WAGNER. A representative part number is WAGNER 194LL.
The LED (instant-on, long life, energy-saving) section: 1 option from WAGNER. WAGNER 194WLED is listed in this group.
Standard Replacement: 2 parts, from WAGNER. A representative part number is WAGNER 168.
Part numbers include WAGNER 168, WAGNER 194LL and WAGNER 168LL, among others listed above.
Side Marker Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NALL | 🇺🇸 US | Long LifeNatural Amber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NA | 🇺🇸 US | Natural AmberDouble Contact Wedge Base | View on Amazon |
This table covers the bulbs in the side-marker lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
WAGNER supplies both parts for the 2018 Freightliner 114SD.
The Extended Life section: 1 option from WAGNER. WAGNER 3157NALL is listed in this group.
The Standard Replacement section: 1 option from WAGNER. WAGNER 3157NA is listed in this group.
Listed part numbers: WAGNER 3157NALL and WAGNER 3157NA.
Tail Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157RLED | 🇺🇸 US | RedLED | View on Amazon |
This table covers the bulbs in the tail lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
This group shows a single part: WAGNER 3157RLED.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NALL | 🇺🇸 US | Long LifeNatural Amber | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NALED | 🇺🇸 US | LEDNatural Amber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER | 3157NA | 🇺🇸 US | Natural AmberDouble Contact Wedge Base | View on Amazon |
This table covers the bulbs in the turn-signal lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
WAGNER supplies the 3 Turn Signal Lamp Bulb parts for the 2018 Freightliner 114SD.
The Extended Life section: 1 option from WAGNER. WAGNER 3157NALL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from WAGNER. A representative part number is WAGNER 3157NALED.
The Standard Replacement section: 1 option from WAGNER. WAGNER 3157NA is listed in this group.
Listed part numbers: WAGNER 3157NALL, WAGNER 3157NALED and WAGNER 3157NA.
Buying Electrical Bulb & Socket Parts for a 2018 Freightliner 114SD
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- Confirm you have the 12.8L L6 DIESEL Turbocharged 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, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Roof Marker & Identification Light Bulb and Dome Light Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2018 Freightliner 114SD?
Our catalog currently lists 23 electrical bulb & socket parts for the 2018 Freightliner 114SD across 9 subcategories and 1 brand, covering the 12.8L L6 DIESEL Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 2018 Freightliner 114SD?
Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. 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 bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
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 2018 Freightliner 114SD 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 2018 Freightliner 114SD?
Every part on this page is matched to the 12.8L L6 DIESEL Turbocharged engine. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Freightliner 114SD
Electrical Bulb & Socket Parts for Other Freightliner 114SD 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.