The Bendix E-6 Plunger Kit, part number 5002379, is a genuine Bendix spare kit designed to service the E-6 brake valve. The E-6 is a widely used dual-circuit foot brake valve found on heavy-duty commercial trucks, and keeping the plunger assembly in proper working condition is essential for consistent brake pedal response and safe air pressure delivery. This kit is sold individually (unit of measure: each). Sold by Pro Gear and Transmission. Call us to confirm this is the correct service kit for your specific E-6 brake valve application.Interchanges:BW5002379A factory handling fee of $20.00 per unit is added at checkout.FeaturesGenuine Bendix part number 5002379Designed to service the Bendix E-6 foot brake valveSold as an individual kit (unit of measure: each)Compatible with heavy-duty truck E-6 brake valve applicationsCall Pro Gear and Transmission to confirm proper fitment for your valve