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MasterPro A5678 Automatic Transmission Mount - Rear
| Brand | MasterPro A5678 |
|---|---|
| Position | Rear |
| Fits | Pontiac and Chevrolet · 6 vehicles |
OEM replacement. Standard replacement mount meets original equipment specifications.
Solid cushion. Rubber bushing helps isolate vibration and reduce movement.
Aluminum bracket. Includes a mounting bracket for a complete installation.
Cross-references Anchor 3309, General Motors 15299172 and Power Torque C5678 for the same application. See all 4.
Automatic Transmission Mount Overview
MasterPro A5678 is a standard replacement automatic transmission mount built for OE-style fit and function. It uses an aluminum bracket and aluminum mount construction with a rubber bushing and solid cushion design to support the transmission assembly and help maintain proper drivetrain alignment.
Compatible with 2006-2009 Pontiac G6, rear, and 2006-2007 Chevrolet Malibu, rear, this MasterPro transmission mount is a direct-fit option for manual transmission applications listed in the fitment data. The A5678 part number is also a useful reference when comparing replacement options for the same application.
Key Features
- OE replacement automatic transmission mount
- Aluminum bracket and aluminum mount construction
- Rubber bushing with solid cushion type
- Standard replacement grade
- Mounting bracket included
- Meets or exceeds original equipment manufacturer specifications
- 4 mounting holes for application-specific installation
- Black bushing with silver bracket finish
Product Details
MasterPro A5678 is engineered as a transmission hard part replacement for vehicles that need a stable rear mount assembly. The aluminum bracket and rubber-isolated design are selected to match OE-style mounting geometry while supporting the transmission under normal driving loads. If you are replacing a worn transmission mount on a Pontiac G6 or Chevrolet Malibu, this part number provides a direct reference for the listed rear-position applications.
This part cross-references General Motors 15299172 for the same application.
Common Problems This Part Can Address
- Excessive drivetrain movement from a worn transmission mount
- Clunking or shifting noise caused by mount deterioration
- Vibration transferred into the cabin from failed rubber isolation
- Misalignment at the rear transmission support point
- Mount bracket wear that affects transmission stability
Installation Notes
- Install only on the rear position listed in the fitment data.
- Verify vehicle year, make, model, and transmission configuration before ordering.
- Mounting hardware is not included.
- Instructions are not included.
- Confirm the existing mount and bracket layout matches the OE replacement design before installation.
Quality Assurance
MasterPro A5678 is listed as meeting or exceeding original equipment manufacturer specifications. It is built as a standard replacement part for drivers seeking an OE-style transmission mount for the specified Pontiac G6 and Chevrolet Malibu applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Pontiac | G6 | 3.9L | V6 | Rear | Fits multiple vehicle models with manual transmissions for easy installation. |
| 2008 | Pontiac | G6 | 3.9L | V6 | Rear | Fits multiple vehicle models with manual transmissions for easy installation. |
| 2007 | Chevrolet | Malibu | 3.9L | V6 | Rear | Fits multiple vehicle models with manual transmissions for easy installation. |
| 2007 | Pontiac | G6 | 3.9L | V6 | Rear | Fits multiple vehicle models with manual transmissions for easy installation. |
| 2006 | Chevrolet | Malibu | 3.9L | V6 | Rear | Fits multiple vehicle models with manual transmissions for easy installation. |
| 2006 | Pontiac | G6 | 3.9L | V6 | Rear | Fits multiple vehicle models with manual transmissions for easy installation. |
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