OEM Replacement: This brake proportioning valve is designed to replace OE number 66RV10EBM01, ensuring a perfect fit and reliable performance for your vehicle. It acts as a direct replacement part, making it easy to upgrade your braking system. Enhanced Braking Control: Specifically engineered as a 10lb brake proportioning valve, this component is used on rear drum brakes to enhance control and improve steering under braking conditions. It optimizes brake bias, ensuring a balanced and responsive braking experience. Ideal for Performance Vehicles: Perfectly suited for race cars, drifting vehicles, and other high-performance applications, this brake bias adjuster provides precision and control where it is most needed. It enhances your vehicle's handling characteristics during intense driving scenarios. Simple Installation: Designed for ease of use, this brake bias valve is straightforward to install without the need for complicated tools or procedures. Its user-friendly design ensures that you can achieve optimal braking performance quickly and efficiently. Durable Construction: Made from high-quality aluminum alloy, this proportioning valve is both sturdy and anti-corrosive, offering long-lasting durability. Its robust construction ensures it can withstand the rigors of high-performance driving while maintaining reliable functionality. Upgrade your vehicle's braking system with this high-quality brake proportioning valve. Its enhanced control, easy installation, and durable construction make it an essential component for any performance-focused vehicle. Whether you're racing or drifting, this valve ensures your braking system is up to the task.