Cardone 53-8377 Power Brake Booster

Overview of Cardone Vacuum Power Brake Booster 53-8377

The Cardone Vacuum Power Brake Booster 53-8377 is a remanufactured power brake booster designed for select Mercedes-Benz models. Engineered to restore proper brake assist, this booster ensures reliable braking performance for vehicles such as the C63 AMG, C250, C300, C350, E350, E550, GLK250, and GLK350.

• Remanufactured steel construction for durability
• Single diaphragm style with 8.695-inch (220.853 mm) diameter
• Gray finish for corrosion resistance
• Includes booster, instruction manual, and master cylinder neck seal
• Compatible with Mercedes-Benz models listed in fitment
• Master cylinder stud thread size M8 x 1.25

Cardone Vacuum Power Brake Booster Product Line

The Vacuum Power Brake Booster line by Cardone focuses on remanufactured brake boosters that meet or exceed OEM specifications. This product line emphasizes restoring brake system functionality by providing reliable vacuum assist, helping maintain consistent pedal feel and stopping power. The 53-8377 part is part of this line, offering a quality remanufactured option for Mercedes-Benz vehicles requiring a replacement booster.

Detailed Product Description

This Cardone power brake booster features a single diaphragm design with a diameter of 8.695 inches (220.853 mm), constructed from durable steel with a gray finish to resist corrosion. It does not include a master cylinder but is compatible with master cylinders using an M8 x 1.25 stud thread size. The package includes the booster itself, an instruction manual for installation guidance, and a master cylinder neck seal to ensure proper sealing and performance. This remanufactured unit is designed to restore vacuum assist functionality, improving brake pedal responsiveness and reducing driver effort.

Common Applications and Issues Addressed

• Restores brake assist in Mercedes-Benz C63 AMG, C250, C300, C350, E350, E550, GLK250, and GLK350 models
• Resolves hard brake pedal or increased pedal effort
• Eliminates brake pedal sinking or sponginess
• Fixes vacuum leaks within the brake booster assembly
• Addresses inconsistent braking performance due to booster failure

Installation Notes and Tips

• Ensure compatibility with vehicle model and master cylinder stud thread size M8 x 1.25 before installation
• Follow the included instruction manual carefully for proper mounting and connection
• Inspect vacuum lines and replace if damaged to maintain proper booster function
• Bleed the brake system after installation to remove air and ensure optimal braking
• Verify booster diaphragm integrity and seal placement during installation

Quality Assurance and Warranty

This Cardone Vacuum Power Brake Booster 53-8377 is remanufactured to meet OEM standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Cardone products typically come with a limited warranty covering defects in materials and workmanship. It is recommended to verify warranty terms with the supplier or manufacturer prior to purchase.