This DFC component is part of the 100% Outright Program—no core return or deposit required. Engineered to meet or exceed OEM specifications for direct-fit performance. The DFC 355-47177 brake master cylinder is designed specifically for Chevrolet Astro and GMC Safari models from 2003 to 2005, ensuring reliable and consistent braking performance. Constructed from high-quality materials, it offers durability and precision to maintain your vehicle’s braking system integrity. Installation involves straightforward bolt-on replacement, making it a practical choice for repair or replacement projects. Proper installation ensures optimal brake system operation and safety.
The master cylinder features a standard bore diameter suitable for factory specifications, designed to work seamlessly with your vehicle’s existing brake components. It is compatible with inverted flare brake lines, providing a secure and leak-free connection. This part is ideal for restoring your vehicle’s braking response, helping maintain stopping power and pedal feel under various driving conditions. Designed for heavy-duty use, it is suitable for both daily driving and fleet applications where dependable braking is essential.
Expert Installation & Field Note: Drawing from our shop experience specializing in heavy-duty brakes since 1985, we recommend verifying pushrod alignment before final mounting to prevent internal cup damage.
Features:
- Part of 100% Outright Program—no core return required
- Engineered to meet or exceed OEM specifications
- High-quality cast iron construction for durability
- Standard bore diameter for direct-fit replacement
- Inverted flare outlet for secure connection















