The Baer 13” SS4 Series Disc Brake Kit takes the proven SS4 design and scales it up for serious performance. With four-piston calipers and large 13-inch rotors, this Big Brake Kit provides exceptional stopping power, improved heat dissipation, and a confident pedal feel. Perfect for vehicles running 17-inch or larger wheels, the 13” SS4 offers a factory-style fit with track-inspired performance. Each kit includes Baer’s premium rotors, pads, stainless hoses, and all required installation hardware, making it a complete bolt-on upgrade for drivers who demand more from their brakes.