The Power Stop K6839 Z23 Evolution Sport Brake Upgrade Kit is a complete front and rear braking system designed to deliver stronger stopping power, reduced brake dust, and a quieter ride for daily-driven cars, trucks, and SUVs. This bolt-on kit includes everything needed for a straightforward brake upgrade — carbon-fiber ceramic pads, drilled and slotted zinc-plated rotors, and premium stainless-steel hardware, all in one box.
Z23 Carbon-Fiber Ceramic Brake Pads
- Carbon-fiber ceramic compound engineered for enhanced stopping performance over traditional ceramic pads
- Low-dust formulation verified through third-party on-vehicle testing — keeps wheels cleaner
- Dual-layer rubberized shims dampen vibration for virtually silent braking
- Integrally molded construction for consistent pad-to-rotor contact
- Electronic wear sensor included for compatible vehicles
Drilled & Slotted Zinc-Plated Rotors
- Front rotors: 12.010 in. (305 mm) outside diameter, 1.10 in. thick, vented construction
- Rear rotors: 10.390 in. (264 mm) outside diameter, 0.39 in. thick, solid construction
- Cross-drilled and slotted surface promotes heat dissipation and helps expel gas and debris
- Zinc plating provides a protective finish that resists rust and corrosion
- Compatible with stock calipers — no caliper upgrade required
What's Included:
- Front and rear Z23 carbon-fiber ceramic brake pads
- Front and rear drilled and slotted zinc-plated rotors
- Premium stainless-steel hardware kit
- Electronic wear sensor (where applicable)
Power Stop backs the K6839 with a 36-month / 36,000-mile warranty against defects and workmanship, plus a 60-day satisfaction exchange policy when proper break-in procedures are followed. Proper pad bedding is recommended after installation to ensure even friction material transfer and optimal braking performance.
WARNING: This product may expose you to chemicals including DEHP, which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.