OE Quality
60-Day Returns

Moog 493 Universal Joint - Front Driveshaft at Front Axle
MOOG 493 Universal Joint for Ram Front Driveshafts
MOOG 493 is a premium universal joint for the front driveshaft at the front axle on select 2019-2023 Ram 2500 and Ram 3500 trucks. Built with greaseable serviceability and precise bearing cap sizing, it supports smooth driveline operation where durability and fit matter most.
Key Features
- Premium-grade universal joint for driveline service
- Fits 2019-2023 Ram 2500, front driveshaft at front axle
- Fits 2019-2023 Ram 3500, front driveshaft at front axle
- Greaseable design for routine maintenance
- Flush-type lube fitting in the cross for easier access
- Four plain round bearing caps
- Bearing cap diameter: 1.186 in. / 30.124 mm
- Length axis 1 and axis 2: 4.178 in. / 106.121 mm
Detailed Description
MOOG 493 is a universal joint engineered for the front driveshaft at the front axle on Ram heavy-duty trucks. The premium construction uses tested materials and a greaseable design to support dependable driveline performance, while the flush-type lube fitting in the cross helps simplify routine servicing. With matching dimensions on both axes and four plain round bearings, this part is built for accurate replacement fitment on the specified Ram 2500 and Ram 3500 applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Helps Address
- Driveline vibration from worn universal joint bearings
- Clunking or clicking during acceleration or load changes
- Binding or rough movement in the front driveshaft
- Service issues caused by a dry or hard-to-access joint
- Replacement needs on Ram 2500 and Ram 3500 front axle driveshaft service
Installation Notes and Tips
Verify driveline measurements, bearing cap diameter, and front axle driveshaft position before installation. Clean the yoke bores thoroughly and inspect the driveshaft, yokes, and retaining surfaces for wear or damage. After installation, grease the joint through the flush-type fitting and confirm smooth articulation through the full operating range.
Quality Assurance
MOOG backs this universal joint with premium materials and rigorous testing to support reliable service in driveline applications. MOOG problem-solving design features are used to help make installation straightforward and reduce fitment issues on the specified Ram applications.
| Brand | Moog |
|---|---|
| Part Number | 493 |
| Length Axis 1 | 106.121 |
| Length Axis 1 | 4.178 |
| Length Axis 2 | 106.121 |
| Length Axis 2 | 4.178 |
| Bearing Cap Type | 4 plain round bearings |
| Grade Type | Premium |
| Greaseable | Yes |
| Bearing Cap Axis 2 Diameter | 1.186 |
| Bearing Cap Axis 2 Diameter | 30.124 |
| Bearing Cap Axis 1 Diameter | 1.186 |
| Bearing Cap Axis 1 Diameter | 30.124 |
| Lube Fitting Location | Flush-type lube fitting in cross |
| Part Description | Universal joint |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2023 | Ram | 2500 | 4WD | Front Driveshaft at Front Axle | |
| 2023 | Ram | 3500 | 4WD | Front Driveshaft at Front Axle | |
| 2022 | Ram | 2500 | 4WD | Front Driveshaft at Front Axle | |
| 2022 | Ram | 3500 | 4WD | Front Driveshaft at Front Axle | |
| 2021 | Ram | 2500 | 4WD | Front Driveshaft at Front Axle | |
| 2021 | Ram | 3500 | 4WD | Front Driveshaft at Front Axle | |
| 2020 | Ram | 2500 | 4WD | Front Driveshaft at Front Axle | |
| 2020 | Ram | 3500 | 4WD | Front Driveshaft at Front Axle | |
| 2019 | Ram | 2500 | 4WD | Front Driveshaft at Front Axle | |
| 2019 | Ram | 3500 | 4WD | Front Driveshaft at Front Axle |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.