22 Electrical bulb & socket parts are listed for the 2021 Ram 5500, in 11 part types, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Ram 5500, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. 13 parts of the 22 listed are Headlamp Socket (7 parts), Back Up / Reverse Lamp Bulb (3 parts) and Turn Signal Lamp Bulb (3 parts). The other 8 part types cover the remaining 9 parts.
The 2021 Ram 5500 was sold with both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. All 22 parts on this page fit every engine.
The most listed brands for 2021 Ram 5500 electrical bulb & socket parts are HELLA (9 parts), PHILIPS (6 parts) and STANDARD MOTOR PRODUCTS (4 parts), plus 2 more brands. Quality grades include Extended Life and Standard Replacement.
2 parts on this 2021 Ram 5500 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS HP3835 (Headlamp Socket) and STANDARD MOTOR PRODUCTS S553 (Headlamp Socket). Click any part number to see every vehicle that part fits.
Back Up / Reverse Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 7506LL | 🇺🇸 US 🇨🇦 CA | IncandescentLong Life | View on Amazon |
| PHILIPS Fits: all 2021 5500 engines | 1156LL | 🇺🇸 US 🇨🇦 CA | Longer Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 7506 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: BA15S | 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.
3 Back Up / Reverse Lamp Bulb parts are listed for the 2021 Ram 5500, from HELLA and PHILIPS. All of them fit every engine offered in the 2021 5500.
The Extended Life section lists 2 options from HELLA and PHILIPS — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. HELLA 7506LL is listed in this group.
The Standard Replacement section lists 1 option from HELLA — built to original-equipment specification. HELLA 7506 is listed in this group.
Listed part numbers: HELLA 7506LL, PHILIPS 1156LL and HELLA 7506.
Brake Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 7506LL | 🇺🇸 US 🇨🇦 CA | IncandescentLong Life | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 7506 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: BA15S | 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.
HELLA supplies both parts for the 2021 Ram 5500. All of them fit every engine offered in the 2021 5500.
The Extended Life section: 1 option from HELLA. HELLA 7506LL is listed in this group.
The Standard Replacement section: 1 option from HELLA. HELLA 7506 is listed in this group.
Listed part numbers: HELLA 7506LL and HELLA 7506.
Fog / Driving Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 226971571 | 🇺🇸 US 🇨🇦 CA | Socket Type Bulb: PX22D | 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 226971571.
Headlamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 9012LL | 🇺🇸 US 🇨🇦 CA | HalogenSocket Type Bulb: PX22D | 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 9012LL.
Headlamp Socket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: all 2021 5500 engines | HP3835 | 🇺🇸 US 🇨🇦 CA | HandypackConnector Shape: Oval | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: all 2021 5500 engines | S553 | 🇺🇸 US 🇨🇦 CA | Connector Shape: OvalContact Terminal Material: Metal | View on Amazon |
| ACDELCO Fits: all 2021 5500 engines | LS255 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ACDELCO Fits: all 2021 5500 engines | PT2298 | 🇺🇸 US 🇨🇦 CA | GoldHeight (In): 1.5 in | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2021 5500 engines | HP3970 | 🇺🇸 US 🇨🇦 CA | Handypack | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2021 5500 engines | S524 | 🇺🇸 US 🇨🇦 CA | Weather Resistant: YES | View on Amazon |
| WALKER PRODUCTS Fits: all 2021 5500 engines | 2701125 | 🇺🇸 US 🇨🇦 CA | High Beam | 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.
7 Headlamp Socket parts for the 2021 Ram 5500 come from 3 brands — STANDARD MOTOR PRODUCTS, ACDELCO and WALKER PRODUCTS. The "Popular" part is STANDARD MOTOR PRODUCTS HP3835. Every part fits both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged.
Listed part numbers: STANDARD MOTOR PRODUCTS HP3835, STANDARD MOTOR PRODUCTS S553 and ACDELCO LS255, plus the other parts above.
License Plate Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 5500 engines | 1157WLED | 🇺🇸 US 🇨🇦 CA | Ultinon LEDWhite | 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.
One part is listed for the 2021 Ram 5500 — PHILIPS 1157WLED.
Map / Reading Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 5500 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.
One part is listed for the 2021 Ram 5500 — PHILIPS 2122.
Parking Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 5500 engines | 7444NALL | 🇺🇸 US 🇨🇦 CA | Longer LifeNatural Amber | 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: PHILIPS 7444NALL.
Roof Marker & Identification Light Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS Fits: all 2021 5500 engines | 194NALL | 🇺🇸 US 🇨🇦 CA | Longer LifeNatural Amber | 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.
This group shows a single part: PHILIPS 194NALL.
Tail Lamp Bulb
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 7506 | 🇺🇸 US 🇨🇦 CA | IncandescentSocket Type Bulb: BA15S | 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 7506.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 engines | 7440NALL | 🇺🇸 US 🇨🇦 CA | IncandescentLong Life | View on Amazon |
| PHILIPS Fits: all 2021 5500 engines | 7444NALL | 🇺🇸 US 🇨🇦 CA | Longer LifeNatural Amber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: all 2021 5500 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.
3 Turn Signal Lamp Bulb parts are listed for the 2021 Ram 5500, from HELLA and PHILIPS. All of them fit every engine offered in the 2021 5500.
The Extended Life section: 2 options from HELLA and PHILIPS. HELLA 7440NALL is listed in this group.
The Standard Replacement section: 1 option from HELLA. HELLA 7440NA is listed in this group.
This group includes HELLA 7440NALL, PHILIPS 7444NALL and HELLA 7440NA.
Buying Electrical Bulb & Socket Parts for a 2021 Ram 5500
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 6.4L V8 and the 6.7L L6 DIESEL 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: Headlamp Socket and Back Up / Reverse Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2021 Ram 5500?
Our catalog currently lists 22 electrical bulb & socket parts for the 2021 Ram 5500 across 11 subcategories and 5 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical bulb & socket parts differ between 2021 Ram 5500 engines?
No. On this page every electrical bulb & socket part fits both the 6.4L V8 and the 6.7L L6 DIESEL 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 Ram 5500?
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 Ram 5500 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 Ram 5500?
Every part on this page already fits both the 6.4L V8 and the 6.7L L6 DIESEL 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 Ram 5500
Electrical Bulb & Socket Parts for Other Ram 5500 Years
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