Compatibility with: This air suspension dump valve control switch compatibility with GT Development (Replacement part No. 3275-002, 3275002), fit for Kenworth (Replacement part No. G90-1066-02, G90106602), ensuring reliable performance for your vehicle Enhanced Functionality: Achieve efficient exhaust operation with the air suspension dump valve control switch, enabling quick chassis height reduction for easier cargo loading/unloading and improved vehicle adjustment Premium Material: Crafted from high-quality materials, this control switch delivers superior durability and reliability, capable of withstanding the toughest operating environments Effortless Installation: Featuring a standard installation configuration, this replacement switch ensures quick and hassle-free installation, saving you time and effort Dedicated Support: Our responsive after-sales service is here to assist with any issues encountered during use, guaranteeing peace of mind and satisfaction