Line Locks
Shop premium line locks — designed for racing, motorsport, and other high-performance applications. Select a line lock to configure size and other options.
Control brake pressure with confidence using our range of line locks and shut off valves — essential for drag racing, hill climbs, drifting, and performance builds. The Hydraulic Brake Line Lock Shut Off Valve allows you to hold brake pressure at the front or rear with a simple lever, making it ideal for launches, burnouts, or safe parking on inclines. For clean, secure installation, choose from a Horizontal Lever Mounting Cage or Vertical Lever Mounting Cages, each designed to mount your valve safely inside the cockpit or engine bay. Perfectly paired with our custom braided brake hoses.
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What is a brake line lock or shut off valve?
A brake line lock (also known as a hydraulic shut off valve) allows you to lock pressure in the brake line — commonly used for launches, burnouts, hill starts, or securing a vehicle on an incline. Ideal for motorsport and performance setups.
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Where should I install a brake line lock?
Most users install the Hydraulic Brake Line Lock Shut Off Valve in either the front or rear brake circuit, depending on use. It can be mounted inside the vehicle using our horizontal cage or vertical cage.
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Do I need a mounting cage for my line lock?
Mounting cages are optional but strongly recommended. They provide a clean, professional installation and secure the valve in a safe, accessible position within your cockpit or engine bay.
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Are line locks compatible with custom braided brake hoses?
Yes! Our line locks are fully compatible with our custom braided brake hoses, including AN3 hose and fittings, for leak-free performance under high pressure.
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Are these suitable for motorsport use?
Absolutely. These valves are popular in drag racing, hill climbs, drifting, and street performance builds — offering manual control over brake pressure without relying on electronics or solenoids.