WABCO has developed a modular concept for rear-axle and four corner air suspensions, utilizing a family of 12-volt maintenance-free compressors with integrated air dryers. Our compressor portfolio consists of high, medium and low power compressors, with a number of application specific variants. This product line has been developed for all types of air suspensions; load levelling, 2-corner and 4-corner air suspension applications. We have executed a wide variety of product variations, anywhere from simple compressors with air dryer to high level integration mechatronics which can include ECU controls, pneumatic valves, motor relay, temperature and pressure sensors. Product Features:OE Fit every timeEngineered and Assembled in the USACosts a Fraction of the Dealer Price - WABCO COMPRESSOR SERVICE BULLETIN