Piston OperatedNew StarS-9174

The NewStar S-9174 Relay Valve is a heavy-duty air brake component designed for commercial trucks, buses, and industrial vehicles. Built with precision engineering, this piston-operated relay valve provides reliable control of air pressure between the brake pedal and the brake chambers. Its durable construction ensures consistent performance under high operating pressures, reducing brake lag and improving overall braking response. The valve is manufactured to meet or exceed OEM specifications, making it a dependable replacement part for maintaining safe and efficient braking systems.