Metric 10mm Brake Hose Tee, Fits Beetle, Bus, Ghia & Buggy

OVERVIEW

When it comes to the safety and reliability of your vintage Volkswagen, the hydraulic braking system is the one area where you can never afford to compromise. This Metric 10mm Brake Hose Tee is a precision-engineered component designed to restore the factory-correct routing and pressure distribution of your VW''s brake lines. Whether you are performing a concourse-level restoration on a split-window Beetle or simply maintaining a daily-driven Late Model Ghia, this three-way junction ensures that your brake fluid is delivered consistently and without leaks. It is a direct replacement for the original equipment, manufactured to handle the high-pressure demands of modern driving while maintaining the classic metric specifications that air-cooled enthusiasts require.

Beyond standard restorations, this 10mm x 1.0 metric tee is a staple in the world of custom dune buggies, woods buggies, and sand rails. Because the M10x1.0 thread pitch is the universal standard for air-cooled VW brake systems, this tee provides the versatility needed for custom line routing, dual master cylinder setups, or rear-disc brake conversions. The robust construction and zinc-plated finish offer superior resistance to corrosion, ensuring that road salt, moisture, and brake fluid won''t degrade the integrity of your connections over time. For any builder looking to create a "bulletproof" brake circuit, this EMPI-sourced fitting is the industry standard for fitment, finish, and long-term performance.

FITMENT

This metric brake hose tee is compatible with a wide range of air-cooled Volkswagen models and custom applications including:

• Volkswagen Beetle (Type 1): 1950 through 1979 (All Sedan and Convertible models)
• Volkswagen Bus (Type 2): 1950 through 1979 (Including Kombi, Microbus, and Transporter)
• Volkswagen Karmann Ghia (Type 14): 1956 through 1974
• Volkswagen Thing (Type 181): 1973 through 1975
• Volkswagen Squareback, Fastback, Notchback (Type 3): 1961 through 1973
• Custom Applications: Fits all Dune Buggies, Sand Rails, and Trikes utilizing standard VW 10mm brake lines.

SPECS

Detailed technical specifications for the 113-611-755 brake tee:

• Thread Pitch: Metric 10mm x 1.0 (M10x1.0)
• Flare Style: Designed for Metric Bubble Flare (DIN/ISO) lines
• Port Count: 3-Way Junction (Internal flow-through design)
• Material: High-tensile forged steel for maximum pressure rating
• Finish: Corrosion-resistant Zinc plating
• Interchange Part Numbers: 113-611-755, 98-6682-B, 113611755
• Installation: Requires standard 11mm or 12mm flare nut wrench

PRO TIPS

1. Understand the "Bubble" vs. "Inverted" Flare

One of the most common mistakes in VW brake repair is confusing a Metric Bubble Flare with an American Inverted Flare. This tee is specifically designed for the 10mm Bubble Flare used by Volkswagen. If you attempt to seat an inverted flare line into this tee, it will not seal correctly, leading to dangerous fluid leaks and potential thread damage. Always inspect your line ends before installation to ensure they have the rounded "mushroom" shape characteristic of a metric bubble flare. Using a drop of clean brake fluid on the threads during assembly can also help prevent galling and ensure a smooth, tight seal.

2. Never Use a Standard Open-End Wrench

Brake line fittings are notorious for seizing over decades of use. When installing or removing lines from this tee, you should only ever use a dedicated "Flare Nut Wrench" (also known as a line wrench). A standard open-end wrench only contacts two sides of the fitting and can easily round off the soft metal of the brake line nut. A flare nut wrench grips five sides of the nut, providing the torque necessary to break a seal or tighten a new connection without damaging the hardware. If you are replacing the tee, it is often the perfect time to inspect your hard lines for kinks or excessive rust.

3. Proper Mounting and Vibration Management

While this tee is heavy-duty, it should never be left "dangling" in the air supported only by the hard lines. In most stock VW applications, the tee is secured to the chassis or a specific bracket. Ensuring the tee is mounted firmly prevents vibration from fatiguing the metal brake lines over time. If you are building a custom buggy, make sure to use a P-clamp or a custom bracket to fix the tee in place. After installation and bleeding the system, always perform a "pressure test" by holding firm pressure on the brake pedal for 60 seconds while an assistant checks every junction of the tee for even the slightest hint of moisture.