25 Electrical bulb & socket parts are listed for the 2026 Chevrolet Trax, in 7 part types, covering the 1.2L L3 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2026 Chevrolet Trax, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. 15 parts of the 25 listed are Turn Signal Lamp Bulb (6 parts), Brake Light Bulb (5 parts) and Back Up / Reverse Lamp Bulb (4 parts). The other 4 part types cover the remaining 10 parts.
Every part on this page is matched to the 1.2L L3 Turbocharged — the only engine offered in the 2026 Chevrolet Trax.
The most listed brands for 2026 Chevrolet Trax electrical bulb & socket parts are SYLVANIA (16 parts) and GM GENUINE (9 parts). Quality grades include Standard Replacement, Extended Life and Extra Bright.
3 parts on this 2026 Chevrolet Trax page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including SYLVANIA 7440LL (Brake Light Bulb) and SYLVANIA 7444NALL (Turn Signal Lamp Bulb). Click any part number to see every vehicle that part fits.
Back Up / Reverse Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 921LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: W2.1x9.2d | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 921ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 13503360 | 🇺🇸 US 🇨🇦 CA | TRADE # W16WCLEAR | View on Amazon |
| SYLVANIA | 921 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: W2.1x9.2dWattage: 18.00 W | View on Amazon |
This table covers the bulbs in the reverse 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.
4 Back Up / Reverse Lamp Bulb parts are listed for the 2026 Chevrolet Trax, from SYLVANIA and GM GENUINE.
The Extended Life section lists 1 option from SYLVANIA — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. SYLVANIA 921LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section lists 1 option from SYLVANIA — grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. SYLVANIA 921ST is listed in this group.
The Standard Replacement section lists 2 options from GM GENUINE and SYLVANIA — built to original-equipment specification. GM GENUINE 13503360 is listed in this group.
Listed part numbers: SYLVANIA 921LL, SYLVANIA 921ST and GM GENUINE 13503360, plus the other parts above.
Brake Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular | 7440LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: W3X16D | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440RSL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LED | View on Amazon |
| SYLVANIA | 7440SL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: W3X16DWattage: 25.00 W | View on Amazon |
This table covers the bulbs in the stop 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.
SYLVANIA supplies the 5 Brake Light Bulb parts for the 2026 Chevrolet Trax. SYLVANIA 7440LL carries the "Popular" badge.
The Extended Life section: 1 option from SYLVANIA. SYLVANIA 7440LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 7440ST is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, SYLVANIA supplies 2 parts: 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 SYLVANIA 7440RSL.
The Standard Replacement section: 1 option from SYLVANIA. SYLVANIA 7440 is listed in this group.
Part numbers include SYLVANIA 7440LL, SYLVANIA 7440ST and SYLVANIA 7440RSL, among others listed above.
Parking Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7444NALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeAmber | 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.
This group shows a single part: SYLVANIA 7444NALL.
Step / Courtesy Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 13503363 | 🇺🇸 US 🇨🇦 CA | Fits CenterP-NUT SIZE | View on Amazon |
| GM GENUINE | 13500832 | 🇺🇸 US 🇨🇦 CA | RearCLEAR | View on Amazon |
| GM GENUINE | 42863317 | 🇺🇸 US 🇨🇦 CA | Rear CenterVY LT Ash Gray | View on Amazon |
| GM GENUINE | 86538592 | 🇺🇸 US 🇨🇦 CA | Rear CenterJet Black | View on Amazon |
This table covers the bulbs in the step and courtesy 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.
GM GENUINE supplies the 4 Step / Courtesy Light Bulb parts for the 2026 Chevrolet Trax.
This group includes GM GENUINE 13503363, GM GENUINE 13500832 and GM GENUINE 42863317 and the remaining parts above.
Tail Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: W3X16D | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 13503363 | 🇺🇸 US 🇨🇦 CA | P-NUT SIZE | View on Amazon |
| SYLVANIA | 7440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: W3X16DWattage: 25.00 W | 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.
4 Tail Lamp Bulb parts for the 2026 Chevrolet Trax come from 2 brands — SYLVANIA and GM GENUINE.
Extended Life: 1 part, from SYLVANIA. A representative part number is SYLVANIA 7440LL.
Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 7440ST.
Standard Replacement: 2 parts, from GM GENUINE and SYLVANIA. A representative part number is GM GENUINE 13503363.
Part numbers include SYLVANIA 7440LL, SYLVANIA 7440ST and GM GENUINE 13503363, among others listed above.
Tail Lamp Socket / Connector Plate
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 42840659 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Tail Lamp Socket / Connector plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts.
This group shows a single part: GM GENUINE 42840659.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular | 7444NALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeAmber | View on Amazon |
| SYLVANIA Popular | 7440LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: W3X16D | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 7440ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 13596816 | 🇺🇸 US 🇨🇦 CA | Wattage: 21 | View on Amazon |
| GM GENUINE | 13596817 | 🇺🇸 US 🇨🇦 CA | WY21W BULBAMBER | View on Amazon |
| SYLVANIA | 7440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: W3X16DWattage: 25.00 W | 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.
6 Turn Signal Lamp Bulb parts are listed for the 2026 Chevrolet Trax, from SYLVANIA and GM GENUINE. SYLVANIA 7444NALL carries the "Popular" badge.
The Extended Life section: 2 options from SYLVANIA. SYLVANIA 7444NALL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 7440ST is listed in this group.
The Standard Replacement section: 3 options from GM GENUINE and SYLVANIA. GM GENUINE 13596816 is listed in this group.
Listed part numbers: SYLVANIA 7444NALL, SYLVANIA 7440LL and SYLVANIA 7440ST, plus the other parts above.
Buying Electrical Bulb & Socket Parts for a 2026 Chevrolet Trax
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 1.2L L3 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: Turn Signal Lamp Bulb and Brake Light Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2026 Chevrolet Trax?
Our catalog currently lists 25 electrical bulb & socket parts for the 2026 Chevrolet Trax across 7 subcategories and 2 brands, covering the 1.2L L3 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 2026 Chevrolet Trax?
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 2026 Chevrolet Trax 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 2026 Chevrolet Trax?
Every part on this page is matched to the 1.2L L3 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 2026 Chevrolet Trax
Electrical Bulb & Socket Parts for Other Chevrolet Trax 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.