Product Details: Prepare your truck to be Ready for the Road Ahead™ with enhanced brake performance, with the Meritor 11-5/8" x 3-1/2" Single Piston Air Brake Disc Pad Kit. This replacement kit delivers a precise fit, reducing the chance of brake fade by withstanding severe heat and repetitive use. Crafted with an asbestos-free wear surface and backing layer to minimize noise and vibration when braking. FleetPride is your First Click in Heavy Duty®.