The Dorman Door Heavy Duty Plastic Window Switch is the perfect replacement for your original switch. It has undergone simulation and endurance testing to ensure proper fit and performance. This switch is manufactured from premium materials for a long service life and is designed to match the appearance of the original switch. It is an original equipment quality switch at a lower price, making it a great value. This switch is designed specifically for Freightliner applications. FleetPride is your First Click in Heavy Duty®.