2018 Ram 2500 Electrical Bulb & Socket Parts

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. Read more

15 Back Up / Reverse Lamp Bulb parts for the 2018 Ram 2500 come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is SYLVANIA 921LL.

In the Extended Life grade, SYLVANIA, HELLA and WAGNER supply 6 parts: grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 921LL.

In the Extra Bright (improved visibility, but shorter life) grade, SYLVANIA 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 SYLVANIA 921ST.

The LED (instant-on, long life, energy-saving) section lists 2 options from WAGNER — grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. WAGNER 921WLED is listed in this group.

In the Standard Replacement grade, WAGNER, SYLVANIA and HELLA supply 5 parts: built to original-equipment specification. A representative part number is HELLA 921.

This table covers the sockets that hold a Back Up / Reverse Lamp bulb. 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. Read more

2 Back Up / Reverse Lamp Socket parts for the 2018 Ram 2500 come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: STANDARD MOTOR PRODUCTS S2290 and WELLS 1P1540.

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. Read more

8 Brake Light Bulb parts for the 2018 Ram 2500 come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is SYLVANIA 3057.

Extended Life: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 3057LL.

Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 3057ST.

The LED (instant-on, long life, energy-saving) section: 2 options from SYLVANIA. SYLVANIA 3057SL is listed in this group.

Standard Replacement: 3 parts, from SYLVANIA, WAGNER and HELLA. A representative part number is SYLVANIA 3057.

Listed part numbers: SYLVANIA 3057, SYLVANIA 3057LL and SYLVANIA 3057ST, plus the other parts above.

This table covers the bulbs in the high-mount stop lamp. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

7 Brake Light Bulb - High Mount parts for the 2018 Ram 2500 come from 3 brands — SYLVANIA, HELLA and WAGNER. The "Popular" part is SYLVANIA 921LL.

Extended Life: 3 parts, from SYLVANIA, HELLA and WAGNER. A representative part number is SYLVANIA 921LL.

Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 921ST.

Standard Replacement: 3 parts, from HELLA, SYLVANIA and WAGNER. A representative part number is HELLA 921.

Part numbers include SYLVANIA 921LL, among others listed above.

This table covers the sockets that hold a Brake Light bulb. 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. Read more

This group shows a single part: DORMAN 645118.

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. Read more

This group shows a single part: PHILIPS 578LL.

This table covers the replacement bulbs for the Engine Compartment 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. Read more

5 Engine Compartment Light Bulb parts are listed for the 2018 Ram 2500, from SYLVANIA, WAGNER and PHILIPS. PHILIPS 561 carries the "Popular" badge.

The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 561LL is listed in this group.

The Standard Replacement section: 3 options from PHILIPS, SYLVANIA and WAGNER. PHILIPS 561 is listed in this group.

Part numbers include PHILIPS 561 and SYLVANIA 561LL, among others listed above.

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. Read more

22 Fog / Driving Lamp Bulb parts are listed for the 2018 Ram 2500, from SYLVANIA, WAGNER, PHILIPS and 2 other brands. SYLVANIA 9006SU carries the "Popular" badge.

The Extra Bright (improved visibility, but shorter life) section: 8 options from SYLVANIA, WAGNER and PHILIPS. SYLVANIA 9006SU is listed in this group.

LED (instant-on, long life, energy-saving): 7 parts, from SYLVANIA, WAGNER and PHILIPS. A representative part number is PHILIPS 9145USLED.

The Standard Replacement section: 7 options from SYLVANIA, WAGNER, HELLA and 2 other brands. HELLA 9006 is listed in this group.

This table covers the bulbs in the glove-box 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. Read more

13 Glove Box Light Bulb parts are listed for the 2018 Ram 2500, from SYLVANIA, WAGNER and HELLA. HELLA 194 carries the "Popular" badge.

The Extended Life section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 194LL is listed in this group.

The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 194ST is listed in this group.

LED (instant-on, long life, energy-saving): 6 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 194BSL.

The Standard Replacement section: 3 options from HELLA, SYLVANIA and WAGNER. HELLA 194 is listed in this group.

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. Read more

27 Headlamp Bulb parts are listed for the 2018 Ram 2500, from SYLVANIA, WAGNER, MOPAR and 1 other brand. SYLVANIA H11LL carries the "Popular" badge. They are grouped as Extended Life, Extra Bright (improved visibility, but shorter life), LED (instant-on, long life, energy-saving) and Standard Replacement, with Extra Bright (improved visibility, but shorter life) the largest group at 12 parts from SYLVANIA and WAGNER.

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. Read more

12 Headlamp Socket parts are listed for the 2018 Ram 2500, from STANDARD MOTOR PRODUCTS, WELLS, ACDELCO and 3 other brands. STANDARD MOTOR PRODUCTS HP3835 carries the "Popular" badge.

This table covers the LED Bulb adapters. Read more

WAGNER supplies both parts for the 2018 Ram 2500.

Listed part numbers: WAGNER CB900590069012 and WAGNER CBH8H11H16.

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. Read more

10 License Plate Lamp Bulb parts for the 2018 Ram 2500 come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is HELLA 194.

Extended Life: 3 parts, from HELLA, SYLVANIA and WAGNER. A representative part number is HELLA 194LL.

Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 194ST.

The LED (instant-on, long life, energy-saving) section: 3 options from SYLVANIA and WAGNER. SYLVANIA 194BSL is listed in this group.

Standard Replacement: 3 parts, from HELLA, WAGNER and SYLVANIA. A representative part number is HELLA 194.

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. Read more

6 Map / Reading Light Bulb parts for the 2018 Ram 2500 come from 3 brands — SYLVANIA, WAGNER and PHILIPS. The "Popular" part is PHILIPS 578LL.

Extended Life: 3 parts, from PHILIPS, SYLVANIA and WAGNER. A representative part number is PHILIPS 578LL.

The LED (instant-on, long life, energy-saving) section: 1 option from SYLVANIA. SYLVANIA 578SL is listed in this group.

Standard Replacement: 2 parts, from SYLVANIA and WAGNER. A representative part number is SYLVANIA 578.

Listed part numbers: PHILIPS 578LL, plus the other parts above.

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. Read more

7 Parking Lamp Bulb parts are listed for the 2018 Ram 2500, from HELLA, WAGNER, SYLVANIA and 1 other brand. HELLA 3157 carries the "Popular" badge.

The Extended Life section: 2 options from HELLA and WAGNER. HELLA 3157LL is listed in this group.

LED (instant-on, long life, energy-saving): 2 parts, from PILOT AUTOMOTIVE and SYLVANIA. A representative part number is PILOT AUTOMOTIVE IL3157R15WK.

The Standard Replacement section: 3 options from HELLA, WAGNER and SYLVANIA. HELLA 3157 is listed in this group.

This group includes HELLA 3157, HELLA 3157LL and WAGNER 3157NALL and the remaining parts above.

This table covers the sockets that hold a Parking Lamp bulb. 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. Read more

One part is listed for the 2018 Ram 2500 — STANDARD MOTOR PRODUCTS S2627.

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. Read more

2 Roof Marker & Identification Light Bulb parts are listed for the 2018 Ram 2500, from PHILIPS and HELLA.

The Extended Life section: 1 option from PHILIPS. PHILIPS 194NALL is listed in this group.

The Standard Replacement section: 1 option from HELLA. HELLA 194NA is listed in this group.

Listed part numbers: PHILIPS 194NALL and HELLA 194NA.

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. Read more

14 Side Marker Light Bulb parts for the 2018 Ram 2500 come from 3 brands — SYLVANIA, WAGNER and HELLA. The "Popular" part is HELLA 3157.

Extended Life: 4 parts, from WAGNER, HELLA and SYLVANIA. A representative part number is HELLA 3157LL.

Extra Bright (improved visibility, but shorter life): 1 part, from SYLVANIA. A representative part number is SYLVANIA 3057ST.

The LED (instant-on, long life, energy-saving) section: 3 options from SYLVANIA. SYLVANIA 3157ASL is listed in this group.

Standard Replacement: 6 parts, from HELLA, WAGNER and SYLVANIA. A representative part number is HELLA 3157.

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. Read more

This group shows a single part: PHILIPS 2122.

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. Read more

8 Tail Lamp Bulb parts are listed for the 2018 Ram 2500, from WAGNER, SYLVANIA and HELLA. SYLVANIA 3157LL carries the "Popular" badge.

The Extended Life section: 2 options from SYLVANIA and WAGNER. SYLVANIA 3157LL is listed in this group.

The Extra Bright (improved visibility, but shorter life) section: 1 option from SYLVANIA. SYLVANIA 3157ST is listed in this group.

LED (instant-on, long life, energy-saving): 2 parts, from WAGNER. A representative part number is WAGNER 3157RLED.

The Standard Replacement section: 3 options from SYLVANIA, HELLA and WAGNER. SYLVANIA 3157 is listed in this group.

Part numbers include SYLVANIA 3157LL, WAGNER 3057LL and SYLVANIA 3157ST, among others listed above.

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. Read more

3 Tail Lamp Socket / Connector Plate parts are listed for the 2018 Ram 2500, from DORMAN, MOPAR and WELLS.

Listed part numbers: DORMAN 645118, MOPAR 68226719AA and WELLS 1P3339.