This page lists 40 electrical bulb & socket parts for the 2021 BMW X1, across 8 part types, covering both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
The bulb and socket system on the 2021 BMW X1 covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. The largest groups are Tail Lamp Bulb (8 parts), Turn Signal Lamp Bulb (8 parts) and Brake Light Bulb (7 parts). The other 5 part types cover the remaining 17 parts.
The 2021 BMW X1 was sold with both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. All 40 parts on this page fit every engine.
5 brands supply electrical bulb & socket parts for the 2021 BMW X1, led by SYLVANIA (22 parts), PHILIPS (6 parts) and WAGNER (5 parts), plus 2 more brands. Quality grades include Standard Replacement, Extended Life and Extra Bright.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 BMW X1. 10 parts have it, including SYLVANIA 7506LL (Back Up / Reverse Lamp Bulb) and SYLVANIA 7506LL (Brake Light Bulb). Each part number opens a page with every vehicle that part fits.
Back Up / Reverse Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: all 2021 X1 engines | 7506LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: BA15S | View on Amazon |
| WAGNER Fits: all 2021 X1 engines | 17635LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBA15S Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: all 2021 X1 engines | 7440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W3X16D | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | 7506 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: BA15SWattage: 25.00 W | View on Amazon |
| WAGNER Fits: all 2021 X1 engines | 17635 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BA15S Base21.000 Watt | 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.
6 Back Up / Reverse Lamp Bulb parts for the 2021 BMW X1 come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is SYLVANIA 7506LL. Every part fits both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged.
In the Extended Life grade, SYLVANIA and WAGNER supply 2 parts: grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 7506LL.
In the Extra Bright (improved visibility, but shorter life) grade, SYLVANIA supplies 1 part: 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 SYLVANIA 7506ST.
In the Standard Replacement grade, HELLA, SYLVANIA and WAGNER supply 3 parts: built to original-equipment specification. A representative part number is HELLA 7440.
This group includes SYLVANIA 7506LL, WAGNER 17635LL and SYLVANIA 7506ST and the remaining parts above.
Brake Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: all 2021 X1 engines | 7506LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: BA15S | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | 64136LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: BAY9S | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Popular Fits: all 2021 X1 engines | 1156RLED | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | VisionLED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: BA15SWattage: 25.00 W | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | 64136 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Inner | View on Amazon |
| WAGNER Fits: all 2021 X1 engines | 64136 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Adaptive Lighting | 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.
7 Brake Light Bulb parts for the 2021 BMW X1 come from 3 brands — SYLVANIA, PHILIPS and WAGNER. The "Popular" part is SYLVANIA 7506LL. Every part fits both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged.
Extended Life: 2 parts, from SYLVANIA. A representative part number is SYLVANIA 7506LL.
Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 7506ST.
The LED (instant-on, long life, energy-saving) section lists 1 option from PHILIPS — grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. PHILIPS 1156RLED is listed in this group.
Standard Replacement: 3 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 7506.
This group includes SYLVANIA 7506LL, SYLVANIA 64136LL and SYLVANIA 7506ST and the remaining parts above.
Fog / Driving Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 X1 engines | H7USLED | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ultinon Sport LED | View on Amazon |
| PHILIPS Fits: all 2021 X1 engines | H7UEFLED | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ultinon Essential LED | View on Amazon |
This table covers the bulbs in the fog and driving 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.
PHILIPS supplies both parts for the 2021 BMW X1. All of them fit every engine offered in the 2021 X1.
This group includes PHILIPS H7USLED and PHILIPS H7UEFLED.
Headlamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | H7LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long Life | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: all 2021 X1 engines | H7XV | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Xtra VisionColor Temperature: 3200 KV | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | H7ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Color Temperature: 4000 KVSilver Star | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | H7SU | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Silver Star UltraColor Temperature: 4100 KV | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | H7SZG | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Silver Star zXe GOLDColor Temperature: 4200 KV | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: all 2021 X1 engines | H7 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: PX26DWattage: 55.00 W | 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.
SYLVANIA supplies the 6 Headlamp Bulb parts for the 2021 BMW X1. SYLVANIA H7XV carries the "Popular" badge. All of them fit every engine offered in the 2021 X1.
The Extended Life section: 1 option from SYLVANIA. SYLVANIA H7LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 4 options from SYLVANIA. SYLVANIA H7XV is listed in this group.
The Standard Replacement section: 1 option from SYLVANIA. SYLVANIA H7 is listed in this group.
This group includes SYLVANIA H7XV, SYLVANIA H7LL and SYLVANIA H7ST and the remaining parts above.
Headlamp Socket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2021 X1 engines | HP4355 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Handy PackBlack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2021 X1 engines | S900 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: Rectangleblack | View on Amazon |
This table covers the sockets that hold a headlamp bulb in the housing. Typical signs include a flicker over bumps, melted plastic, or a bulb that will not stay seated. Dielectric grease on the contacts slows corrosion. Do not force a bulb into a heat-damaged socket.
STANDARD MOTOR PRODUCTS supplies both parts for the 2021 BMW X1. All of them fit every engine offered in the 2021 X1.
Listed part numbers: STANDARD MOTOR PRODUCTS HP4355 and STANDARD MOTOR PRODUCTS S900.
License Plate Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 X1 engines | 2825 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
This table covers the bulbs that light the license plate. 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: HELLA 2825.
Tail Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: BA15S | View on Amazon |
| WAGNER Fits: all 2021 X1 engines | 17177LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeW2.1x9.5d Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 X1 engines | 1156RLED | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | VisionLED | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: all 2021 X1 engines | 2825 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| WAGNER Popular Fits: all 2021 X1 engines | 17177 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | W2.1x9.5d Base5.000 Watt | View on Amazon |
| HELLA Fits: all 2021 X1 engines | 7440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentSocket Type Bulb: W3X16D | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | 7506 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: BA15SWattage: 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.
8 Tail Lamp Bulb parts are listed for the 2021 BMW X1, from SYLVANIA, WAGNER, HELLA and 1 other brand. HELLA 2825 carries the "Popular" badge. All of them fit every engine offered in the 2021 X1.
The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 7506LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 7506ST is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from PHILIPS. A representative part number is PHILIPS 1156RLED.
The Standard Replacement section: 4 options from HELLA, WAGNER and SYLVANIA. HELLA 2825 is listed in this group.
This group includes HELLA 2825, SYLVANIA 7506LL and WAGNER 17177LL and the remaining parts above.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Popular Fits: all 2021 X1 engines | PY21WLL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Longer LifeNatural Amber | View on Amazon |
| SYLVANIA Popular Fits: all 2021 X1 engines | 7506LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: BA15S | View on Amazon |
| HELLA Fits: all 2021 X1 engines | 3757NALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentLong Life | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | 7507LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AmberLong Life | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 X1 engines | 1156ALED | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ultinon LEDAmber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 X1 engines | 7506 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: BA15SWattage: 25.00 W | View on Amazon |
| SYLVANIA Fits: all 2021 X1 engines | 7507 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | 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.
8 Turn Signal Lamp Bulb parts for the 2021 BMW X1 come from 3 brands — SYLVANIA, PHILIPS and HELLA. The "Popular" part is PHILIPS PY21WLL. Every part fits both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged.
Extended Life: 4 parts, from SYLVANIA, PHILIPS and HELLA. A representative part number is PHILIPS PY21WLL.
Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 7506ST.
The LED (instant-on, long life, energy-saving) section: 1 option from PHILIPS. PHILIPS 1156ALED is listed in this group.
Standard Replacement: 2 parts, from SYLVANIA. A representative part number is SYLVANIA 7506.
This group includes PHILIPS PY21WLL, SYLVANIA 7506LL and HELLA 3757NALL and the remaining parts above.
Buying Electrical Bulb & Socket Parts for a 2021 BMW X1
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- You do not need to pick an engine: every electrical bulb & socket part on this page fits both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged.
- 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: Tail Lamp Bulb and Turn Signal Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2021 BMW X1?
Our catalog currently lists 40 electrical bulb & socket parts for the 2021 BMW X1 across 8 subcategories and 5 brands, covering both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical bulb & socket parts differ between 2021 BMW X1 engines?
No. On this page every electrical bulb & socket part fits both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of electrical bulb & socket problems on a 2021 BMW X1?
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 2021 BMW X1 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 2021 BMW X1?
Every part on this page already fits both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. 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 2021 BMW X1
Electrical Bulb & Socket Parts for Other BMW X1 Years
Switch vehicle or jump to a subcategory
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.