The Bendix K193948 is an S-Cam T30/30 spring brake designed for heavy-duty air brake systems. This dual-piggyback style chamber combines a Type 30 service brake with a Type 30 spring brake section, delivering both service braking and spring-applied parking brake function in a single unit. The S-Cam designation confirms compatibility with standard S-cam drum brake axle configurations common across commercial truck and trailer applications. Pro Gear and Transmission carries genuine Bendix parts – call us to confirm proper fit for your axle and brake assembly before ordering.A factory handling fee of $20.00 per unit is added at checkout.FeaturesGenuine Bendix part number K193948S-Cam compatible spring brake designT30/30 dual-chamber configuration – Type 30 service brake paired with Type 30 spring brakeProvides both service braking and spring-applied parking brake functionSold individually (each)Tech SpecsType: Spring Brake (S-Cam)Configuration: T30/30 (Type 30 Service / Type 30 Spring)Quantity: Each