Air Compressor Bharatbenz Air Compressor Bharatbenz 2523 Air Compressor Bharatbenz 2528 Air Compressor Bharatbenz 3123 Air Compressor Bharatbenz 1617 Bharatbenz Truck Parts OEM Part No : A4001300215 , 4001300215 The primary function of a truck air compressor is to supply compressed air for the truck air suspension and braking systems. Typically, this type of compressor is driven by the truck's engine. The air compressor builds the air pressure for the air suspension, auxiliary components and brake system.