OE Quality
60-Day Returns

Westar EM-2321 Automatic Transmission Mount
Reliable Automatic Transmission Mount for Pontiac Vehicles
The Westar EM-2321 automatic transmission mount is engineered to provide a precise fit and dependable performance for select Pontiac models. Designed to meet or exceed OEM specifications, this mount supports smooth transmission operation and reduces vibration for a better driving experience.
Key Features of Westar EM-2321 Transmission Mount
- Meets or exceeds OEM quality, fit, and performance standards
- Manufactured using top-quality components for durability
- Specifically designed for Pontiac Bonneville, Catalina, and Grand Prix models
- Compatible with vehicles using rubber or hydraulic transmission mounts
Detailed Description of the Westar EM-2321
The Westar EM-2321 automatic transmission mount is crafted to provide a secure connection between the transmission and the vehicle frame. This mount is designed for Pontiac Bonneville, Catalina, and Grand Prix models, ensuring a tailored fit that maintains proper alignment and reduces engine and transmission movement. The manufacturing process uses premium materials and precise engineering to deliver consistent performance and longevity. Whether your vehicle uses a rubber or hydraulic mount system, this part is designed to accommodate those configurations, maintaining the integrity of your transmission setup.
Common Applications and Issues Addressed
- Reduces excessive engine and transmission vibration
- Prevents transmission misalignment and related drivetrain issues
- Eliminates clunking or knocking noises during acceleration or shifting
- Supports smooth gear transitions in automatic transmissions
- Helps maintain proper transmission positioning under load
Installation Notes and Tips
Installation of the Westar EM-2321 transmission mount should be performed with the vehicle securely lifted and supported. It is recommended to inspect surrounding components for wear or damage during replacement. Proper torque specifications should be followed to ensure secure mounting and avoid premature failure. If unsure, professional installation is advised to maintain vehicle safety and performance.
Quality Assurance and Warranty Information
Westar manufactures the EM-2321 transmission mount with strict quality control standards, using premium materials and advanced manufacturing techniques. This part is backed by a limited warranty against defects in material and workmanship, providing confidence in its durability and fitment for Pontiac Bonneville, Catalina, and Grand Prix vehicles.
This part fits 19 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1970 | Pontiac | Bonneville | 6.6L | V8 | N/A | |
| 1970 | Pontiac | Bonneville | 7.5L | V8 | N/A | |
| 1970 | Pontiac | Catalina | 6.6L | V8 | N/A | |
| 1970 | Pontiac | Catalina | 7.5L | V8 | N/A | |
| 1969 | Pontiac | Bonneville | 6.6L | V8 | N/A | |
| 1969 | Pontiac | Catalina | 6.6L | V8 | N/A | |
| 1968 | Pontiac | Bonneville | 6.6L | V8 | N/A | |
| 1968 | Pontiac | Catalina | 6.6L | V8 | N/A | |
| 1967 | Pontiac | Catalina | 6.6L | V8 | N/A | |
| 1966 | Pontiac | Bonneville | 6.4L | V8 | N/A | |
| 1966 | Pontiac | Catalina | 6.4L | V8 | N/A | |
| 1966 | Pontiac | Catalina | 6.9L | V8 | N/A | |
| 1966 | Pontiac | Grand Prix | 6.4L | V8 | N/A | |
| 1965 | Pontiac | Bonneville | 6.4L | V8 | N/A | |
| 1965 | Pontiac | Catalina | 6.4L | V8 | N/A | |
| 1965 | Pontiac | Catalina | 6.9L | V8 | N/A | |
| 1965 | Pontiac | Grand Prix | 6.4L | V8 | N/A | |
| 1964 | Pontiac | Catalina | 6.9L | V8 | N/A | |
| 1963 | Pontiac | Catalina | 6.9L | V8 | N/A |
* 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.