11 Interior parts are listed for the 2018 Ram 4000, in 7 part types, covering the 5.7L V8 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2018 Ram 4000, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear. Most of the listed parts are Brake Pedal Pad (2 parts), Door Panel Retainer / Clip (2 parts) and Window Motor (2 parts). The other 4 part types cover the remaining 5 parts.
Every part on this page is matched to the 5.7L V8 — the only engine offered in the 2018 Ram 4000.
The most listed brands for 2018 Ram 4000 interior parts are DORMAN (10 parts) and VEMO (1 part).
Each part number listed for the 2018 Ram 4000 opens a page with every vehicle that part fits.
Air Bag Clockspring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO | V33720266 | 🇲🇽 MX | Clock spring, Airbag | View on Amazon |
This table covers the clocksprings that carry airbag and steering-wheel circuits through the column.
This group shows a single part: VEMO V33720266.
Brake Pedal Pad
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 20780 | 🇲🇽 MX | P Model or PL Model | View on Amazon |
| DORMAN | 20785 | 🇲🇽 MX | Crew Model | View on Amazon |
This table covers the Brake Pedal pads. Typical signs include squeal, grind, or a wear-indicator scrape. Replace pads as an axle set and inspect the rotor or drum they ride on.
DORMAN supplies both parts for the 2018 Ram 4000.
Part numbers include DORMAN 20780 and DORMAN 20785.
Door Panel Retainer / Clip
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 963149D | 🇲🇽 MX | Fits Front6 mm | View on Amazon |
| DORMAN | 700716 | 🇲🇽 MX | Fits Front6 mm | View on Amazon |
This table covers the Door Panel retainers and clips.
2 Door Panel Retainer / Clip parts for the 2018 Ram 4000 come from DORMAN.
Part numbers include DORMAN 963149D and DORMAN 700716.
Parking Brake Pedal Pad
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 20764 | 🇲🇽 MX | View on Amazon |
This table covers the Parking Brake Pedal pads. Typical signs include squeal, grind, or a wear-indicator scrape. Replace pads as an axle set and inspect the rotor or drum they ride on.
One part is listed for the 2018 Ram 4000 — DORMAN 20764.
Seat Cushion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 926860 | 🇲🇽 MX | Front Left | View on Amazon |
This table covers the seat cushions.
One part is listed for the 2018 Ram 4000 — DORMAN 926860.
Window Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 742438 | 🇲🇽 MX | Front Right | View on Amazon |
| DORMAN | 742439 | 🇲🇽 MX | Front Left | View on Amazon |
This table covers the motors that drive a window regulator. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
2 Window Motor parts for the 2018 Ram 4000 come from DORMAN.
Listed part numbers: DORMAN 742438 and DORMAN 742439.
Window Regulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 749285 | 🇲🇽 MX | Rear RightCrew Model or PL Model | View on Amazon |
| DORMAN | 749284 | 🇲🇽 MX | Rear LeftCrew Model or PL Model | View on Amazon |
This table covers the regulators that raise and lower each door glass.
2 Window Regulator parts for the 2018 Ram 4000 come from DORMAN.
This group includes DORMAN 749285 and DORMAN 749284.
Buying Interior Parts for a 2018 Ram 4000
On this vehicle, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear.
- Confirm you have the 5.7L V8 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 the retainer clips with any panel removal — they are cheap insurance against squeaks.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Brake Pedal Pad and Door Panel Retainer / Clip .
Frequently Asked Questions
How many interior parts fit the 2018 Ram 4000?
Our catalog currently lists 11 interior parts for the 2018 Ram 4000 across 7 subcategories and 2 brands, covering the 5.7L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of interior problems on a 2018 Ram 4000?
Common symptoms include a door handle that works only from outside, sagging headliner, a window switch that needs two presses, or seat adjusters that stick. 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 the retainer clips with any panel removal — they are cheap insurance against squeaks.
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 2018 Ram 4000 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 2018 Ram 4000?
Every part on this page is matched to the 5.7L V8 engine. Then interior plastics are often color- and trim-specific — check the notes column against your trim level before ordering. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Ram 4000
Interior Parts for Other Ram 4000 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.