OE Quality
60-Day Returns

Dynamite Friction 355-45012 Brake Master Cylinder
Reliable Brake Master Cylinder for Buick and Pontiac Models
The Dynamite Friction DFC Brake Master Cylinder 355-45012 is designed to restore proper brake hydraulics in select Buick and Pontiac vehicles. Engineered to meet the demands of models like the Bonneville, Catalina, and LeSabre, this master cylinder ensures consistent brake fluid pressure for safe stopping performance.
- Compatible with Buick Bonneville, Pontiac Catalina, and Pontiac LeSabre
- Part number 355-45012 for precise identification
- Designed for brake hydraulic system replacement
- Manufactured by Dynamite Friction under the DFC Brake Master Cylinder line
- Meets OEM specifications for fit and function
About the DFC Brake Master Cylinder Product Line
The DFC Brake Master Cylinder line by Dynamite Friction focuses on delivering reliable brake hydraulic components tailored for specific vehicle applications. This product line emphasizes compatibility and durability, providing replacement master cylinders that maintain the integrity of the brake system. The 355-45012 part is a direct fit for certain Buick and Pontiac models, ensuring proper brake fluid control and system responsiveness.
Product Details and Application
The 355-45012 brake master cylinder is a critical component in the brake hydraulic system, responsible for converting pedal force into hydraulic pressure. This part is specifically compatible with Buick Bonneville, Pontiac Catalina, and Pontiac LeSabre models, making it suitable for owners seeking a direct replacement. Its design supports consistent brake fluid delivery, which is essential for maintaining effective braking performance and vehicle safety.
Common Issues Addressed by This Brake Master Cylinder
- Brake pedal sinking or sponginess due to internal leaks
- Reduced braking efficiency from worn or failing master cylinder
- Brake fluid leakage affecting hydraulic pressure
- Inconsistent brake pedal feel or travel
- Brake warning light activation related to master cylinder faults
Installation Notes and Tips
When installing the Dynamite Friction DFC Brake Master Cylinder 355-45012, ensure the brake system is properly bled to remove air pockets. Verify compatibility with the Buick Bonneville, Pontiac Catalina, or Pontiac LeSabre before installation. Use appropriate brake fluid as specified by the vehicle manufacturer and inspect all related brake components for wear during replacement.
Quality Assurance and Warranty
Dynamite Friction manufactures the DFC Brake Master Cylinder line to meet industry standards for durability and performance. While specific warranty details for part number 355-45012 are not provided here, Dynamite Friction products typically undergo quality control to ensure reliable operation within the brake hydraulic system.
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1969 | Buick | LeSabre | N/A | Moraine Master Cylinder; DFC Brake Master Cylinder |
| 1969 | Buick | LeSabre | N/A | Front Disc; Moraine Master Cylinder; DFC Brake Master Cylinder |
| 1961 | Pontiac | Bonneville | N/A | Moraine Master Cylinder; DFC Brake Master Cylinder |
| 1961 | Pontiac | Catalina | N/A | Moraine Master Cylinder; DFC Brake Master Cylinder |
| 1960 | Buick | LeSabre | N/A | Brake Master Cylinder for vehicles with power brakes.; DFC Brake Master Cylinder |
| 1960 | Buick | LeSabre | N/A | DFC Brake Master Cylinder |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.