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Moog 375 Universal Joint - At Rear Axle
Moog Universal Joint for Ford Cougar and Mercury Thunderbird
The Moog 375 universal joint is engineered to provide reliable driveline performance for select Ford and Mercury vehicles. Designed specifically for the Cougar and Thunderbird models, this universal joint ensures smooth power transfer and durability under demanding driving conditions.
Key Features of Moog Part Number 375
- Greaseable design with a regular lube fitting in the cross for easy maintenance
- Combination of 2 grooved and 2 plain round bearings for balanced performance
- Precision bearing cap diameters of 1.125 inches (28.5-28.6 mm) for secure fitment
- Length measurements: 3.622 inches (92.0 mm) outside bearing to outside bearing, 2.56 inches (65.0 mm) inside groove to inside groove plus lock ring thickness
- OE Series compatibility with Combination 434 x 534g specifications
Detailed Description of the Moog 375 Universal Joint
This universal joint features a combination of two grooved and two plain round bearings, providing a balance between secure retention and smooth rotation. The bearing caps measure 1.125 inches in diameter, ensuring a precise fit within the driveline assembly. The greaseable cross with a regular lube fitting allows for routine lubrication, extending the service life of the joint. With length axis measurements tailored to fit the Ford Cougar and Mercury Thunderbird, the Moog 375 maintains proper driveline alignment and reduces vibration during operation.
Applications and Common Issues Addressed
- Replaces worn or damaged universal joints in Ford Cougar and Mercury Thunderbird driveline systems
- Eliminates driveline vibrations caused by bearing wear or joint looseness
- Prevents premature failure due to lack of lubrication with greaseable design
- Restores smooth power transfer between transmission and axle
- Addresses noise and binding issues in the drive shaft assembly
Installation Notes and Tips
Ensure the driveline yoke and bearing caps are clean and free of debris before installation. Use the grease fitting to apply appropriate lubricant after installation and during regular maintenance intervals. Verify that the bearing caps are properly seated and secured to avoid premature wear. It is recommended to inspect the entire driveline assembly for related wear or damage when replacing the universal joint.
Quality Assurance and Warranty Information
Moog universal joints are manufactured to meet or exceed OE specifications, providing reliable performance for Ford Cougar and Mercury Thunderbird vehicles. The 375 part number is backed by Moog's quality standards, ensuring durability and fitment accuracy. Please refer to Moog's official warranty policy for detailed coverage information.
| Brand | Moog |
| Part Number | 375 |
| 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 |
This part fits 2 vehicles. Search below:
| 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 |
* 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.