A vehicle including a roof that separates an exterior and an interior of the vehicle, and an air conditioning system. The roof has an exterior surface, an interior surface, and an aperture extending through the roof between the exterior surface and the interior surface. The air conditioning system includes an exterior housing that is mounted to the exterior surface of the roof and includes a divider defining a first cavity, and a second cavity. The air conditioning system also includes a condenser, an evaporator, and an evaporator blower. The air conditioning system further includes an interior housing that is removably mounted to the interior surface of the roof and defines a mounted position and a removed position in which the evaporator and evaporator blower are accessible for servicing from the interior of the vehicle.