Wilwood 140-10948-R AERO4 Rear Parking Brake Kit 14.00" Red Calipers

The Wilwood 140-10948-R AERO4 Big Brake Rear Axle Kit is a complete rear disc brake upgrade designed to replace factory disc brakes while retaining compatibility with OE parking brake assemblies. This high-performance kit pairs perfectly with front big brake upgrades on late model performance vehicles, custom builds, and street machines requiring enhanced stopping power.

Key Features:

• Forged AERO4 four-piston radial mount calipers with stress-flow forged aluminum construction for superior strength and clamping efficiency
• Oversized 14.00-inch two-piece vented rotors for increased heat dissipation and reduced brake fade
• High-friction BP-10 compound brake pads optimized for aggressive street and performance driving
• Internal fluid routing eliminates external crossover tubes for cleaner installation and improved reliability
• Red powder-coated caliper finish provides corrosion resistance and high-tech styling behind custom wheels
• Radial mount design offers widespread adaptability and precise caliper positioning
• Matched to OE master cylinder output and maintains full ABS functionality where equipped
• Compatible with factory parking brake mechanism for complete functionality

The AERO4 caliper represents the latest evolution of Wilwood's proven W4A caliper series, featuring race-proven technology in a body designed for street applications. The stress-flow forging process realigns the aluminum's internal grain structure to follow the caliper's contours, eliminating internal stresses and creating ultimate resistance to distortion under high brake loads. This complete bolt-on kit delivers the enhanced brake capacity, durability, and aggressive styling that complement big wheel, tire, and suspension upgrades on high-performance vehicles.