Wilwood Brake Components

Part #: 140-12871-R

Overview

The Wilwood 4R Slotted Rear Big Brake Kit is a high-performance braking upgrade designed for the Subaru BRZ and Toyota 86 models from 2022 and beyond, as well as earlier Subaru BRZ, Scion FR-S, and Toyota 86 vehicles from 2013 to 2021. This kit features a robust combination of components engineered to enhance your vehicle’s stopping power, durability, and heat management, making it an ideal choice for both track enthusiasts and daily drivers seeking reliable, high-quality braking performance. The kit’s design emphasizes improved response and fade resistance, ensuring your vehicle maintains optimal braking performance under demanding conditions while adding a touch of aggressive styling to your rear axle. Whether you’re upgrading for better track performance or seeking a more confident feel during everyday driving, this brake kit helps you achieve superior stopping capability with a focus on quality and longevity. The combination of slotted rotors and a forged caliper ensures efficient heat dissipation and consistent braking response, supporting your vehicle’s safety and performance needs.

Key Features

This Wilwood big brake kit is built with precision and durability in mind, featuring:

• 12.88" slotted rotors for enhanced heat dissipation and debris removal
• Forged Narrow Superlite 4R four-piston calipers for increased clamping force and durability
• High-quality steel and aluminum components designed for strength and lightweight performance
• Slotted rotor design to improve brake pad bite and reduce brake fade during intense driving
• Direct bolt-on installation for a secure fit and straightforward upgrade process
• Enhanced aesthetic appeal with a performance-oriented look

Construction & Design

The rotors are crafted from high-grade cast iron with precision-slotted surfaces to optimize heat dissipation and maintain consistent braking performance. The calipers are forged aluminum, providing strength while minimizing unsprung weight, which benefits handling and ride quality. The overall design emphasizes durability, heat management, and ease of installation, ensuring long-lasting performance under demanding conditions.

Driving Feel & Feedback

This brake kit offers a noticeable improvement in braking response, providing a firm pedal feel and confident modulation. The slotted rotors help maintain consistent bite, reducing brake fade during repeated or aggressive stops. The calipers deliver reliable clamping force, supporting your vehicle’s ability to decelerate quickly and safely, whether on the street or the track.

Installation & Fitment

Installation involves replacing the existing rear rotors and calipers with the Wilwood components. Proper fitment should be verified against your vehicle’s specifications and the part number provided. The kit is designed for direct bolt-on installation, with hardware included for a secure and straightforward upgrade process.

What’s Included

The package includes the 12.88" slotted rotors, four-piston forged calipers, mounting brackets, hardware, and all necessary components for a complete rear brake upgrade.