26 Electrical bulb & socket parts are listed for the 2021 Jeep Cherokee, in 11 part types, covering all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 3.2L V6). Each one has a brand, a manufacturer part number and notes that say where it fits.
The bulb and socket system on the 2021 Jeep Cherokee covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. The largest groups are Back Up / Reverse Lamp Bulb (11 parts), Map / Reading Light Bulb (3 parts) and Dome Light Bulb (2 parts). The other 8 part types cover the remaining 10 parts.
The 2021 Jeep Cherokee was sold with 3 engines. All 26 parts on this page fit every engine.
The most listed brands for 2021 Jeep Cherokee electrical bulb & socket parts are SYLVANIA (11 parts), HELLA (8 parts) and PHILIPS (4 parts), plus 1 more brand. Quality grades include Extended Life, Standard Replacement and Extra Bright.
3 parts on this 2021 Jeep Cherokee page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including SYLVANIA 921LL (Back Up / Reverse Lamp Bulb) and SYLVANIA 921ST (Back Up / Reverse 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 Popular Fits: all 2021 Cherokee engines | 921LL | 🇺🇸 US 🇨🇦 CA | Long LifeBase Type: W2.1x9.2d | View on Amazon |
| HELLA Fits: all 2021 Cherokee engines | 921LL | 🇺🇸 US 🇨🇦 CA | IncandescentLong Life | View on Amazon |
| SYLVANIA Fits: all 2021 Cherokee engines | 7440LL | 🇺🇸 US 🇨🇦 CA | Long LifeBase Type: W3X16D | View on Amazon |
| WAGNER Fits: all 2021 Cherokee engines | 7440LL | 🇺🇸 US 🇨🇦 CA | Long LifeSingle Contact Wedge Base | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Popular Fits: all 2021 Cherokee engines | 921ST | 🇺🇸 US 🇨🇦 CA | Cool WhiteSilver Star | View on Amazon |
| SYLVANIA Fits: all 2021 Cherokee engines | 7440ST | 🇺🇸 US 🇨🇦 CA | Cool WhiteSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAGNER Fits: all 2021 Cherokee engines | 7440WLED | 🇺🇸 US 🇨🇦 CA | LEDWhite | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular Fits: all 2021 Cherokee engines | 921 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W2.1x9.5d | View on Amazon |
| SYLVANIA Fits: all 2021 Cherokee engines | 921 | 🇺🇸 US 🇨🇦 CA | Base Type: W2.1x9.2dWattage: 18.00 W | View on Amazon |
| SYLVANIA Fits: all 2021 Cherokee engines | 7440 | 🇺🇸 US 🇨🇦 CA | Base Type: W3X16DWattage: 25.00 W | View on Amazon |
| WAGNER Fits: all 2021 Cherokee engines | 7440 | 🇺🇸 US 🇨🇦 CA | Single Contact Wedge 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.
11 Back Up / Reverse Lamp Bulb parts are listed for the 2021 Jeep Cherokee, from SYLVANIA, WAGNER and HELLA. SYLVANIA 921LL carries the "Popular" badge. All of them fit every engine offered in the 2021 Cherokee.
The Extended Life section lists 4 options from SYLVANIA, HELLA and WAGNER — 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 2 options 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.
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 7440WLED.
The Standard Replacement section lists 4 options from SYLVANIA, HELLA and WAGNER — built to original-equipment specification. HELLA 921 is listed in this group.
Brake Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 Cherokee engines | 7440 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W3X16D | 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.
One part is listed for the 2021 Jeep Cherokee — HELLA 7440.
Dome Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 Cherokee engines | 2122 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SYLVANIA Fits: all 2021 Cherokee engines | 2142 | 🇺🇸 US 🇨🇦 CA | 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.
2 Dome Light Bulb parts are listed for the 2021 Jeep Cherokee, from PHILIPS and SYLVANIA. All of them fit every engine offered in the 2021 Cherokee.
Listed part numbers: PHILIPS 2122 and SYLVANIA 2142.
Fog / Driving Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 Cherokee engines | H8 | 🇺🇸 US 🇨🇦 CA | HalogenSocket Type Bulb: PGJ19-1 | 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.
This group shows a single part: HELLA H8.
Headlamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 Cherokee engines | H11 | 🇺🇸 US 🇨🇦 CA | HalogenSocket Type Bulb: PGJ19-2 or Socket Type Bulb: PGJY19-2 | 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.
This group shows a single part: HELLA H11.
Map / Reading Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 Cherokee engines | 2122LL | 🇺🇸 US 🇨🇦 CA | Base Type: Double-End CapLong Life | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 Cherokee engines | 194RLED | 🇺🇸 US 🇨🇦 CA | Ultinon LEDRed | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 Cherokee engines | 2122 | 🇺🇸 US 🇨🇦 CA | 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.
3 Map / Reading Light Bulb parts are listed for the 2021 Jeep Cherokee, from SYLVANIA and PHILIPS. All of them fit every engine offered in the 2021 Cherokee.
The Extended Life section: 1 option from SYLVANIA. SYLVANIA 2122LL is listed in this group.
LED (instant-on, long life, energy-saving): 1 part, from PHILIPS. A representative part number is PHILIPS 194RLED.
The Standard Replacement section: 1 option from SYLVANIA. SYLVANIA 2122 is listed in this group.
Part numbers include SYLVANIA 2122LL, PHILIPS 194RLED and SYLVANIA 2122.
Step / Courtesy Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 Cherokee engines | 194RLED | 🇺🇸 US 🇨🇦 CA | Ultinon LEDRed | 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.
One part is listed for the 2021 Jeep Cherokee — PHILIPS 194RLED.
Tail Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 Cherokee engines | 7440 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: W3X16D | 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: HELLA 7440.
Truck Bed Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 Cherokee engines | 2122 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the replacement bulbs for the Truck Bed 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.
This group shows a single part: PHILIPS 2122.
Trunk / Cargo Area Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 Cherokee engines | 2122LL | 🇺🇸 US 🇨🇦 CA | Base Type: Double-End CapLong Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA Fits: all 2021 Cherokee engines | 2122 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the bulbs in the trunk or cargo-area 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.
2 Trunk / Cargo Area Light Bulb parts for the 2021 Jeep Cherokee come from SYLVANIA. Every part fits all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 3.2L V6).
Extended Life: 1 part, from SYLVANIA. A representative part number is SYLVANIA 2122LL.
Standard Replacement: 1 part, from SYLVANIA. A representative part number is SYLVANIA 2122.
This group includes SYLVANIA 2122LL and SYLVANIA 2122.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 Cherokee engines | 7440NALL | 🇺🇸 US 🇨🇦 CA | IncandescentLong Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 Cherokee engines | 7440NA | 🇺🇸 US 🇨🇦 CA | IncandescentNatural Amber | 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.
HELLA supplies both parts for the 2021 Jeep Cherokee. All of them fit every engine offered in the 2021 Cherokee.
The Extended Life section: 1 option from HELLA. HELLA 7440NALL is listed in this group.
The Standard Replacement section: 1 option from HELLA. HELLA 7440NA is listed in this group.
Listed part numbers: HELLA 7440NALL and HELLA 7440NA.
Buying Electrical Bulb & Socket Parts for a 2021 Jeep Cherokee
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 all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 3.2L V6).
- 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: Back Up / Reverse Lamp Bulb and Map / Reading Light Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2021 Jeep Cherokee?
Our catalog currently lists 26 electrical bulb & socket parts for the 2021 Jeep Cherokee across 11 subcategories and 4 brands, covering all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 3.2L V6). Each part is matched to the engine(s) it fits.
Do electrical bulb & socket parts differ between 2021 Jeep Cherokee engines?
No. On this page every electrical bulb & socket part fits all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 3.2L V6). 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 Jeep Cherokee?
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 Jeep Cherokee 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 Jeep Cherokee?
Every part on this page already fits all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 3.2L V6). 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 Jeep Cherokee
Electrical Bulb & Socket Parts for Other Jeep Cherokee Years
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