301.03.0074 KNORR-BREMSE Complete, Air Dryer Valve

This professional-grade Complete, Air Dryer Valve is engineered to maintain optimal air quality within the pneumatic braking system of heavy commercial vehicles. By effectively removing moisture and contaminants, it prevents system corrosion and ensures consistent braking response. The component is built with heavy-duty grade materials to withstand the rigorous demands of long-haul transport environments.

301.03.0074 is the OE-equivalent of the KNORR-BREMSE II38308F, II38308F170, II38308FAT, K024634N50, and LA 9010 used in MERCEDES BENZ systems. This unit features a precise configuration with Port 1 (M22x1,5), Port 2 (M12x1,5), Port 21 (Ø20,5), Port 22 (M16x1,5 VOSS), Port 23 (M22x1,5), Port 24 (M22x1,5 VOSS), and Port 25 (M10x1) to ensure exact fitment and system integrity.

For workshop technicians performing routine maintenance or repairs, this component offers seamless integration into existing air dryer assemblies. The inclusion of a 24 V heater element provides essential protection against freezing in cold climates. When replacing parts in the brake system, always verify that all port connections and thread specifications match the existing vehicle setup to ensure safe and reliable operation.