Wilwood Engineering D8-4 Brake System Rear 4 Piston Caliper Lines - Pads

Part #: 140-10790

Overview

The Wilwood D8-4 Brake System Rear Calipers are a high-performance upgrade designed for classic Corvette enthusiasts seeking improved braking response and durability. These calipers are engineered as a direct bolt-on replacement for the original equipment manufacturer (OEM) units on all 1965-82 Corvettes, offering a significant upgrade in stopping power and reliability. Crafted with forged billet aluminum bodies, stainless steel pistons, and high-temperature seals, these calipers eliminate common issues such as rust, bore pitting, and seal failures that often affect stock calipers. Whether for street driving or track use, the D8-4 calipers provide low-maintenance performance, reduced weight, and high-temperature reliability, ensuring consistent braking performance under demanding conditions. They mount in the stock location over stock rotors, use the original style D8 brake pads, and are designed to seamlessly integrate with your vehicle’s existing braking system, making them an ideal choice for those looking to enhance safety and performance without extensive modifications.

Key Features

The Wilwood D8-4 calipers are built with a focus on durability, performance, and ease of installation. Key features include:

• Forged billet aluminum construction for strength and lightweight design
• Stainless steel pistons for corrosion resistance and consistent brake feel
• High-temperature seals to withstand demanding driving conditions
• Direct bolt-on fitment for 1965-82 Corvettes, mounting in stock locations
• Use of original style D8 brake pads for straightforward replacement
• Designed to improve braking response and reduce maintenance needs
• Compatible with stock rotors, ensuring seamless integration

Construction & Design

These calipers feature a forged billet aluminum body, which provides a combination of strength and weight savings. The stainless steel pistons are engineered for longevity and resistance to corrosion, while the high-temperature seals ensure reliable operation during extended or aggressive driving. The design maintains the original mounting points and pad compatibility, simplifying installation and ensuring a perfect fit within the existing brake system.

Driving Feel & Feedback

The D8-4 calipers help deliver a firm, consistent pedal feel and improved braking response. Their high-quality construction ensures reliable performance under high heat conditions, providing confidence during spirited driving or track sessions. The design supports better modulation and control, enhancing overall driving engagement.

Installation & Fitment

Installation is straightforward for those familiar with brake system upgrades, as these calipers are designed to bolt directly onto the stock mounting points without modifications. Proper fitment should be verified against vehicle specifications and part numbers to ensure compatibility.

What’s Included

The package includes the rear calipers, brake lines, and necessary hardware for installation, providing a complete upgrade solution for your Corvette’s braking system.