ATE 03-7858-4432-4 Power Brake Booster

The ATE 03-7858-4432-4 is a direct-fit power brake booster engineered to OEM specifications. ATE (Automotive Technology Engineering) is a leading Tier-1 supplier to major European automakers, and their replacement brake boosters are manufactured to the same exacting standards as original equipment parts — ensuring a seamless, like-new braking feel upon installation.

The power brake booster uses engine vacuum to amplify pedal force, reducing the physical effort required to achieve confident, controlled stopping power. This unit is designed for straightforward replacement of a failed or degraded booster, restoring proper pedal feel, responsiveness, and braking assist without modification.

Key Features:

• OEM-equivalent design and construction — same quality as the original factory part
• Vacuum-assisted power brake booster for reduced pedal effort and improved braking response
• Direct-fit replacement requiring no drilling, cutting, or modification
• Manufactured by ATE, a trusted OEM supplier to European automotive manufacturers
• Designed for consistent performance and long service life
• All necessary hardware included for installation

ATE part number 03-7858-4432-4 (also referenced as 03.7858-4432.4) is a genuine ATE replacement unit built to restore factory braking performance. Ideal for DIY mechanics and professional technicians seeking a reliable, quality-matched brake booster replacement.