The 2021 Ram Promaster City has 9 drivetrain parts with verified fitment on this page — 4 part types and 6 brands, covering the 2.4L L4 engine. Each part includes a manufacturer part number and application notes.
On the 2021 Ram Promaster City, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. Most of the listed parts are CV Axle (4 parts), CV Joint Boot (3 parts) and CV Intermediate Shaft (1 part). The other 1 part type covers the remaining 1 part.
Every part on this page is matched to the 2.4L L4 — the only engine offered in the 2021 Ram Promaster City.
The most listed brands for 2021 Ram Promaster City drivetrain parts are MOPAR (3 parts), GKN (2 parts) and GSP (1 part), plus 3 more brands.
Each part number listed for the 2021 Ram Promaster City opens a page with every vehicle that part fits.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GSP | NCV12147 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| MOPAR | 68261744AA | 🇺🇸 US 🇨🇦 CA | Fits FrontInline Multi Air Engine. | View on Amazon |
| TOP NOTCH | TN30227 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| TRAKMOTIVE | CH86083 | 🇺🇸 US | AAR Joint Design | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
4 CV Axle parts for the 2021 Ram Promaster City come from 4 brands — GSP, MOPAR, TOP NOTCH and 1 other brand.
Listed part numbers: GSP NCV12147, MOPAR 68261744AA and TOP NOTCH TN30227, plus the other parts above.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 630000 | 🇺🇸 US 🇨🇦 CA | Includes Axle Shaft Bearing Support | View on Amazon |
This table covers the CV Intermediate shafts.
One part is listed for the 2021 Ram Promaster City — DORMAN 630000.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GKN | 306760 | 🇺🇸 US 🇨🇦 CA | OUTER Diameter 1.102 InThermoplastic Elastomer | View on Amazon |
| GKN | 303263 | 🇺🇸 US 🇨🇦 CA | OUTER Diameter 1.102 InThermoplastic Elastomer | View on Amazon |
| MOPAR | 68189928AA | 🇺🇸 US 🇨🇦 CA | Fits FrontInline Multi Air Engine. | View on Amazon |
This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
3 CV Joint Boot parts for the 2021 Ram Promaster City come from 2 brands — GKN and MOPAR.
Listed part numbers: GKN 306760, GKN 303263 and MOPAR 68189928AA.
Drive Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 4736843AA | 🇺🇸 US 🇨🇦 CA | Axle Drive Shaft Seal | View on Amazon |
This table covers the seals at the Drive Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: MOPAR 4736843AA.
Buying Drivetrain Parts for a 2021 Ram Promaster City
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Confirm you have the 2.4L L4 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 differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: CV Axle and CV Joint Boot .
Frequently Asked Questions
How many drivetrain parts fit the 2021 Ram Promaster City?
Our catalog currently lists 9 drivetrain parts for the 2021 Ram Promaster City across 4 subcategories and 6 brands, covering the 2.4L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2021 Ram Promaster City?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. 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 differential or transfer-case fluid with any axle or seal job while everything is already open.
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 Promaster City 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 Promaster City?
Every part on this page is matched to the 2.4L L4 engine. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Ram Promaster City
Drivetrain Parts for Other Ram Promaster City Years
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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.