Ensure your semi is equipped with a steady flow of air conditioning all year round, with the OTR 12V 5/16" Single Shaft A/C Blower Motor with Expertise Built In™. Due to its cooperation with the resistor, this replacement blower motor is able to manage the flow of air through the cabin, and adjust the fan speed as needed. Constructed with precision components to provide enhanced efficiency and longevity. 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®.