OE Quality
60-Day Returns

Cardone 54-74825 Power Brake Booster
Reliable Vacuum Power Brake Booster for Buick, Oldsmobile, Pontiac
The Cardone Vacuum Power Brake Booster 54-74825 is designed to restore proper brake assist in select Buick, Oldsmobile, and Pontiac models. This remanufactured power brake booster features a dual diaphragm style and a durable steel construction to ensure consistent braking performance.
- Dual diaphragm style for enhanced vacuum assist
- Gray finish with a 10.915-inch (277.241 mm) diaphragm diameter
- Constructed from steel for strength and durability
- Compatible with Buick Century, Oldsmobile Cutlass Supreme, Pontiac Grand Prix, Intrigue, and Regal
- Includes booster and instruction manual; master cylinder not included
- Master cylinder stud thread size M10x1.5
About the Cardone Vacuum Power Brake Booster Line
The Cardone Vacuum Power Brake Booster product line focuses on remanufactured components that meet or exceed OEM specifications. This line is engineered to provide reliable vacuum assist for braking systems, improving pedal feel and stopping power. The 54-74825 model is part of this line, offering a direct replacement solution for specific GM vehicles requiring a dual diaphragm booster.
Product Details and Specifications
This power brake booster features a dual diaphragm design, which helps provide consistent vacuum pressure to the brake master cylinder, enhancing braking efficiency. The booster’s diaphragm diameter measures 10.915 inches (277.241 mm), suitable for the specified vehicle applications. Its steel construction ensures durability and resistance to wear over time. The gray color finish is typical for this type of component. Note that the master cylinder is not included, and the stud thread size for the master cylinder is M10x1.5.
Common Applications and Problem Resolution
- Restores brake pedal assist in Buick Century, Oldsmobile Cutlass Supreme, Pontiac Grand Prix, Intrigue, and Regal
- Addresses hard brake pedal issues caused by failing vacuum boosters
- Eliminates brake drag or delayed brake response due to vacuum leaks
- Resolves inconsistent brake pedal feel and reduced stopping power
- Replaces worn or damaged power brake boosters to maintain safe braking
Installation Notes and Tips
- Ensure compatibility with vehicle make and model before installation
- Follow the included instruction manual carefully for proper mounting and connection
- Check master cylinder stud thread size (M10x1.5) for correct fitment
- Inspect vacuum lines and connections for leaks during installation
- Bleed the brake system after installation to remove air and ensure proper function
Quality Assurance and Warranty
This Cardone Vacuum Power Brake Booster 54-74825 is a remanufactured product that undergoes rigorous testing to meet OEM standards. While specific warranty details are not provided here, Cardone typically offers limited warranties on remanufactured brake components to ensure reliability and customer confidence.
| Brand | Cardone |
|---|---|
| Part Number | 54-74825 |
| Position | Vacuum Power Brake Booster |
| Brake Booster Diaphragm Style | Dual |
| Color | Gray |
| Diaphragm Diameter (in) | 10.915 |
| Diaphragm Diameter (mm) | 277.241 |
| E-Waste | No |
| Master Cylinder Included | No |
| Master Cylinder Stud Thread Size | M10x1.5 |
| Material | Steel |
| Package Contents | Booster; Instruction Manual |
| Product Condition | Remanufactured |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2000 | Pontiac | Grand Prix | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1999 | Buick | Century | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1999 | Buick | Regal | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1999 | Oldsmobile | Intrigue | N/A | For vehicles with Light Duty Brakes and GM Brake Code JB9, GM Brake Codes can be found on the "Service Parts Identification" Sticker, but does not include Master Cylinder.; Vacuum Power Brake Booster |
| 1999 | Pontiac | Grand Prix | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1998 | Buick | Century | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1998 | Buick | Regal | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1998 | Oldsmobile | Intrigue | N/A | For vehicles with Light Duty Brakes and GM Brake Code JB9, GM Brake Codes can be found on the "Service Parts Identification" Sticker, but does not include Master Cylinder.; Vacuum Power Brake Booster |
| 1998 | Pontiac | Grand Prix | N/A | Fits vehicles lacking master cylinders.; Vacuum Power Brake Booster |
| 1997 | Buick | Century | N/A | Fitment: with 7" Push Rod, Pedal Rod # W3, without Master Cylinder; Vacuum Power Brake Booster |
| 1997 | Buick | Regal | N/A | Fitment: with 7" Push Rod, Pedal Rod # W3, without Master Cylinder; Vacuum Power Brake Booster |
| 1997 | Oldsmobile | Cutlass Supreme | N/A | with 7" Push Rod; without Master Cylinder; Vacuum Power Brake Booster |
| 1997 | Pontiac | Grand Prix | N/A | Fitment: with 7" Push Rod, Pedal Rod # W3, without Master Cylinder; Vacuum Power Brake Booster |
* 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.