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Lightweight 8x6703 | Genuine Caterpillar® Air Brake Relay Valve Collection [lJ6LPk4d]

$23.99 $76.99 -69%

8X6703 Genuine Caterpillar® Air Brake Relay Valve The Caterpillar® R12V Air Brake Relay Valve is a critical component for heavy-duty vehicle braking systems, designed to ensure optimal performance and safety. This valve is engineered with precision a

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8X6703 Genuine Caterpillar® Air Brake Relay Valve

The Caterpillar® R12V Air Brake Relay Valve is a critical component for heavy-duty vehicle braking systems, designed to ensure optimal performance and safety. This valve is engineered with precision and durability, featuring high-quality stainless steel construction that withstands the rigors of demanding commercial applications. With its robust design, it provides reliable air pressure regulation, contributing to efficient brake engagement and improved vehicle control.

Key Features and Specifications

The 8X6703 Air Brake Relay Valve is equipped with a comprehensive set of features that make it a standout choice for professional mechanics and vehicle owners. It boasts a crack pressure of 4 PSI and a maximum pressure of 145 PSI, ensuring it can handle the most challenging conditions. The valve features a 1/2-inch supply port, four 1/2-inch delivery ports, and a 1/4-inch service port, allowing for efficient airflow and quick brake engagement. This valve is also compatible with a wide range of vehicles, including Kenworth, Peterbilt, Freightliner, Volvo, and Mack, making it an ideal solution for various heavy-duty applications.

Enhanced Performance and Safety

By maintaining stable and precise airflow, the Caterpillar® R12V Air Brake Relay Valve significantly improves vehicle performance and safety. This valve prevents issues such as delayed braking or uneven pressure distribution, ensuring a smoother and more reliable braking experience. Regularly replacing worn or malfunctioning valves is essential for maintaining the safety and efficiency of a vehicle's braking system. With its reliable performance and robust construction, the R12V Air Brake Relay Valve is an indispensable component for heavy-duty vehicles, contributing to their longevity and optimal functionality.

What Our Customers Say

January 4, 2026

Absolutely no complaints!

This product is a brilliant device. I'm so happy with it.

- Lawrence J..

January 4, 2026

Absolutely no complaints!

The build quality is impressive, and it's a very powerful tool.

- Isabela B..

January 4, 2026

Absolutely no complaints!

It's a very intuitive and efficient device. I highly recommend it.

- Daniel M..

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