Wilwood Narrow Superlite 4R Rear Kit

Fits 2008–2012 Subaru WRX

Part #: 140-12877-R

Overview

The Wilwood Narrow Superlite 4R Rear Kit is a high-performance brake upgrade designed specifically for Subaru WRX models from 2008 to 2012. This kit features forged four-piston calipers paired with 12.88-inch rotors, delivering exceptional stopping power and fade resistance for street and show applications. Built for enthusiasts seeking improved braking response, durability, and a bold aesthetic, this kit enhances your vehicle’s overall handling and safety during spirited driving or daily commuting. Engineered with a focus on quality and performance, the kit retains full functionality of the OE parking brake, master cylinder output, and ABS systems where applicable. It complements larger front brake upgrades, such as 13-inch or bigger rotors, making it ideal for those pursuing a balanced, high-performance braking system that supports aggressive driving and vehicle customization.

Key Features

This brake kit combines advanced materials and thoughtful design to optimize your vehicle’s braking capabilities:

• Forged aluminum calipers for strength and lightweight performance
• BP-10 high-performance brake pads for consistent response and fade resistance
• 12.88-inch vented rotors for improved heat dissipation and durability
• Retains OE parking brake, ABS, and master cylinder compatibility
• Designed for seamless integration with existing suspension and wheel setups
• Bold red caliper finish adds a striking visual upgrade
• Compatible with custom high-performance street and show vehicles

Construction & Design

The calipers are forged from high-grade aluminum, ensuring strength while minimizing weight to reduce unsprung mass. The rotors feature a vented design to promote efficient cooling during intense braking, helping to maintain consistent performance. The kit’s components are engineered for durability and long-term reliability, with precision machining and high-quality coatings that resist corrosion and wear.

Driving Feel & Feedback

This brake upgrade enhances pedal feel and braking response, providing more confidence during aggressive driving or emergency stops. The combination of caliper design and rotor efficiency results in a more responsive and controlled braking experience, supporting your vehicle’s overall handling and safety.

Installation & Fitment

Designed for straightforward installation on compatible Subaru WRX models, this kit integrates seamlessly with your existing suspension and wheel setup. Proper mounting hardware and detailed instructions facilitate a secure and precise fitment, ensuring optimal performance.

What’s Included

The package includes forged four-piston calipers, 12.88-inch rotors, BP-10 compound pads, and all necessary mounting hardware for rear installation. Optional caliper brackets and hardware are available for specific vehicle configurations.

Ideal For

Perfect for Subaru WRX owners looking to upgrade their braking system for improved performance, aesthetics, and reliability. Suitable for street enthusiasts, show car builders, and anyone seeking a high-quality, balanced brake upgrade.