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Moog 375 Universal Joint - At Rear Axle
| Brand | Moog 375 |
|---|---|
| Position | At Rear Axle |
| Bearing Cap Axis 1 Diameter | 1.125 |
| Bearing Cap Axis 1 Diameter | 28.5 |
| Bearing Cap Axis 2 Diameter | 1.125 |
| Bearing Cap Axis 2 Diameter | 28.6 |
| Bearing Cap Type | 2 Grooved and 2 Plain Round Bearings |
| Bearing Diameter A - Inch | 1.125 |
| Bearing Diameter A - mm | 28.5 |
| Bearing Diameter B - Inch | 1.125 |
| Bearing Diameter B - mm | 28.6 |
| Bearing Type A | Round Plain |
| Bearing Type B | Round Grooved |
| Greaseable | YES |
| Image | UJoint_2Grooved_2Plain.tif |
| Length A - Inch | 3.622 |
| Length A - mm | 92.0 |
| Length Axis 1 | 3.622 |
| Length Axis 1 | 92.0 |
| Length Axis 2 | 2.56 |
| Length Axis 2 | 65.0 |
| Length B - Inch | 2.56 |
| Length B - mm | 65.0 |
| Length Measurement A | Outside of Bearing To Outside of Bearing |
| Length Measurement B | Inside of Groove to Inside of Groove plus thickness of 2 Lock Rings |
| Lube Fitting Location | Regular Lube Fitting in Cross |
| Lubricateable | YES |
| OE Series | Combination 434 x 534G |
| U-Joint Identification | 2 Grooved and 2 Plain Round Bearings |
| Fits | Ford and Mercury · 2 vehicles |
Greaseable design. Regular lube fitting in the cross helps simplify maintenance.
Combination bearing caps. 2 grooved and 2 plain round bearings for a precise fit.
Premium materials. Rigorous testing helps deliver reliable performance.
Cross-references Four Seasons 20323, NGK 1312 and 2-3049 for the same application. See all 8.
Moog 375 Universal Joint for Rear Axle Service
The Moog 375 universal joint is a greaseable driveline component built for rear axle service on select 1979 Ford Thunderbird and Mercury Cougar applications. It uses a 2 grooved and 2 plain round bearing cap design with a regular lube fitting in the cross for straightforward maintenance.
Key Features
- Part number: 375
- OE series: Combination 434 x 534G
- Bearing cap type: 2 grooved and 2 plain round bearings
- Greaseable and lubricateable design
- 1.125 in. bearing cap diameter on both axes
- Length A: 3.622 in. (92.0 mm)
- Length B: 2.56 in. (65.0 mm)
- Regular lube fitting located in the cross
Detailed Description
Built for driveline repair, the Moog 375 universal joint is engineered with premium materials and tested for dependable operation. Its combination bearing cap layout and OE series sizing support a precise rear axle application, while the greaseable design helps simplify routine service. This part cross-references Four Seasons 20323 for the same application.
Compatible With 1979 Ford Thunderbird, at rear axle, and 1979 Mercury Cougar, at rear axle. The Moog 375 is a practical replacement choice when servicing a worn rear axle universal joint on these vehicles.
What It Helps Solve
- Driveline vibration caused by worn universal joint bearings
- Clunking or driveline noise during acceleration or deceleration
- Excess play in the rear axle driveline connection
- Service issues related to a dry or hard-to-lubricate joint
- Fitment problems when replacing the original OE series joint
Installation Notes and Tips
Verify the bearing cap diameter, overall length, and OE series before installation. This part uses inside lock rings per the listed fitment notes, so confirm the axle-side retention style on the vehicle before service. Clean the yoke bores thoroughly and grease the joint after installation through the cross fitting.
Quality Assurance
Moog backs this universal joint with superior materials and rigorous testing to support reliable driveline performance. The brand’s problem-solving design approach helps make installation more straightforward on the specified Ford Thunderbird and Mercury Cougar rear axle applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1979 | Ford | Thunderbird | At Rear Axle | Inside Lock Rings; Premium; Inside Lock Rings |
| 1979 | Mercury | Cougar | At Rear Axle | Inside Lock Rings; Premium; Inside Lock Rings |
| No rows match your filter. | ||||