Prepare your semi for the journey ahead with air conditioning free of contaminants and moisture, with the OTR 4" x 7" Steel A/C Receiver Drier with Expertise Built In™. This replacement drier uses an internal filter to clean the refrigerant of any accumulation of dust, dirt, and other particles before passing the AC to the expansion valve. Engineered with a cylindrical tube and desiccant to catch contaminants and promote clean, fresh air conditioning. The air conditioning and heating system in heavy duty trucks has a major impact on drivers’ safety and comfort level. Whether you are looking for A/C compressors, condensers, driers, freon, or blower motors, FleetPride has the part you need to make sure your air conditioning and heating are well maintained. Keep your heavy duty fleet operations working as productively and efficiently as possible by finding the right air conditioning and heating part for you. FleetPride is your First Click in Heavy Duty®.