Wilwood Narrow Superlite 4R Rear Kit

2013–2017 Subaru BRZ

140-12871

Overview:

The Wilwood Narrow Superlite 4R Rear Kit is a high-performance brake upgrade designed specifically for the Subaru BRZ models from 2013 to 2017. This rear brake kit combines forged Narrow Superlite 4R four-piston calipers with BP-10 compound brake pads and 12.88-inch rotors, delivering enhanced stopping power and improved pedal feel. Engineered for enthusiasts seeking a balanced and reliable braking solution, this kit retains full compatibility with the vehicle’s original equipment parking brake, master cylinder output, and ABS systems.

Ideal for drivers upgrading their braking system alongside front brake enhancements, wheel, tire, or suspension modifications, the Wilwood Narrow Superlite 4R Rear Kit offers both performance and style. Its design complements larger front brake setups, ensuring consistent braking performance and improved vehicle control under demanding conditions.

Key Features:

This rear brake kit incorporates advanced technology and precision engineering to meet the needs of performance-oriented Subaru BRZ owners:

• Forged Narrow Superlite 4R four-piston calipers for superior clamping force and heat dissipation
• High-friction BP-10 compound brake pads optimized for street and track use
• 12.88-inch diameter rotors designed to work seamlessly with front brake upgrades
• Maintains full use of the original equipment parking brake system
• Compatible with the factory master cylinder output and ABS for safety and reliability
• Optional caliper finishes and rotor designs available to match aesthetic preferences
• Lightweight construction reduces unsprung weight for improved suspension response
• Engineered for easy integration with wheel, tire, and suspension upgrades

Construction & Design:

The Wilwood Narrow Superlite 4R calipers are precision forged from high-strength aluminum alloy, providing an excellent strength-to-weight ratio. This construction ensures durability under high thermal and mechanical stress while minimizing unsprung mass. The calipers feature a narrow profile to fit within tight wheel clearances without sacrificing performance.

The rotors are crafted from premium-grade iron with a 12.88-inch diameter, offering a large surface area for effective heat dissipation and consistent braking performance. The BP-10 brake pads utilize a proprietary compound that balances aggressive bite with smooth modulation and long wear life, suitable for both spirited street driving and occasional track use.

Installation & Fitment:

The Wilwood Narrow Superlite 4R Rear Kit is designed as a direct bolt-on upgrade for the 2013–2017 Subaru BRZ, requiring no modifications to the vehicle’s original brake system components. It retains the factory parking brake functionality and integrates seamlessly with the existing master cylinder and ABS systems. Installation can typically be completed with standard hand tools, though professional installation is recommended to ensure optimal performance and safety.

What's Included:

• Forged Narrow Superlite 4R four-piston rear calipers
• 12.88-inch diameter rotors
• BP-10 compound brake pads pre-installed
• Mounting hardware and brackets
• Installation instructions

Ideal For:

This rear brake kit is perfect for Subaru BRZ owners who are upgrading their braking system to match enhanced front brakes, larger wheels, or suspension modifications. It suits enthusiasts who demand improved stopping power, consistent brake feel, and reliable performance for spirited street driving, autocross, or track days. The kit’s compatibility with the factory parking brake and ABS systems makes it an excellent choice for maintaining daily drivability while enhancing overall braking capability.