Product Details: The Haldex 3636 Standard Stroke Gold Seal Spring Brake Chamber is the perfect choice for heavy duty applications. This brake chamber is designed with superior power spring technology for unparalleled force output consistency. It also features positive sealing and plastic bearings for long life, and a world-class diaphragm that’s made of high-quality rubber compound for superior flexibility and heat and cold-resistance. The rugged powder-coated service housing provides corrosion protection, making this brake chamber an ideal choice for any heavy duty application. FleetPride is your First Click in Heavy Duty®.