191611019 Brake Master Cylinder | VW Golf II Jetta II Polo Scirocco Peugeot 205 20.64mm

🛑 Brake Master Cylinder – Ref. 191 611 019 (Ø20.64 mm)

Ensure reliable braking performance with the
COWIN OEM‑Standard Brake Master Cylinder.
Engineered for Volkswagen Golf II / Jetta II / Polo / Scirocco and Peugeot 205 I, this component converts brake pedal force into hydraulic pressure to operate the wheel brakes safely and consistently across compact saloon, hatchback and coupé body styles.

✅ Key Features & Benefits

• OEM Reference: Direct replacement referencing part number 191 611 019.
• Correct Bore Size: Ø20.64 mm (13/16″) for proper brake pressure with power brakes.
• Multi‑Brand Coverage: Fits selected VW A1/A2 platform models and Peugeot 205 I.
• Precise Hydraulics: Consistent pressure output for stable braking feel.
• Durable Construction: High‑quality seals and cylinder bore for long service life.
• Direct Replacement: Matches original mounting points and port configuration.

🚗 Vehicle Compatibility

⚙️ Technical Specifications

• Product: Brake Master Cylinder
• OEM Reference No.: 191 611 019
• Bore Diameter: Ø20.64 mm (13/16″)
• Unit: 1 PC
• Material: Aluminum alloy body with reinforced seals
• Installation: Direct replacement
• Quality: 100% Tested & Inspected

🛠️ Installation Note

Disconnect the vehicle battery and relieve brake system pressure before installation.
Drain brake fluid and disconnect brake lines carefully.
Remove the old master cylinder and install the new unit using the original mounting points.
Reconnect brake lines, refill with recommended brake fluid, and bleed the brake system thoroughly before driving.

🏭 Why Choose COWIN Auto Parts?

COWIN (Gaoyun) specializes in brake system components.
Every Brake Master Cylinder is inspected for bore finish, seal integrity, and hydraulic performance.