Wilwood Superlite 4R Rear Brake Kit

2018–2026 Jeep Gladiator, 2018–2026 Jeep Wrangler

Part #: 140-16179

Overview

The Wilwood Superlite 4R Rear Brake Kit is a precision-engineered braking upgrade designed specifically for Jeep Gladiator and Wrangler models from 2018 through 2026. This kit delivers enhanced stopping power and superior heat management, making it an excellent choice for drivers who demand reliable performance both on the road and off the beaten path. Featuring 14.00-inch slotted rotors paired with narrow Superlite 4R calipers, this kit improves brake response and fade resistance while maintaining factory wheel clearance and vehicle aesthetics.

Ideal for Jeep enthusiasts who tow, trail ride, or simply want a more confident brake pedal feel, the Wilwood Superlite 4R kit offers a direct bolt-on solution that upgrades your rear braking system without requiring modifications or complex installation procedures.

Key Features

This Wilwood brake kit combines advanced design and durable materials to enhance your Jeep’s braking performance. Key features include:

• 14.00-inch diameter rear rotors with precision-machined slots for improved heat dissipation and debris removal
• Narrow Superlite 4R calipers engineered for optimal pad contact and consistent braking force
• Complete kit includes pre-installed brake lines for a streamlined, hassle-free upgrade
• Black powder-coated finish provides corrosion resistance and a sleek, aggressive appearance
• Designed for direct fitment on 2018–2026 Jeep Gladiator and Wrangler models without modifications
• Lightweight construction reduces unsprung weight, enhancing suspension response and vehicle handling
• Precision-machined rotors and calipers ensure reliable, fade-resistant braking performance under demanding conditions

Construction & Design

The Wilwood Superlite 4R Rear Brake Kit is built with high-quality materials engineered for durability and performance. The rotors are crafted from premium cast iron with a slotted surface that promotes efficient cooling and maintains clean pad contact to prevent glazing. The narrow Superlite 4R calipers feature a lightweight, compact design that fits easily within factory wheel clearances while delivering strong clamping force for consistent braking power.

Each component undergoes rigorous quality control to ensure long-lasting reliability. The black powder-coated finish not only protects against corrosion and wear but also complements the rugged styling of Jeep vehicles, providing a professional and aggressive look.

Installation & Fitment

This brake kit is engineered for direct bolt-on installation on 2018 through 2026 Jeep Gladiator and Wrangler models. The inclusion of pre-installed brake lines simplifies the upgrade process, reducing installation time and complexity. No major modifications or custom fabrication are necessary, making this kit an ideal choice for enthusiasts seeking a straightforward performance brake upgrade.

Professional installation is recommended to ensure optimal brake system function and safety, preserving the integrity of your vehicle’s braking performance.

What's Included

• Two 14.00-inch slotted rear rotors
• Two Narrow Superlite 4R rear calipers
• Pre-installed brake lines
• Mounting hardware and brackets
• Installation instructions

Ideal For

This Wilwood Superlite 4R Rear Brake Kit is perfect for Jeep Gladiator and Wrangler owners who demand enhanced braking performance for a variety of driving conditions. Whether you are navigating rugged off-road trails, towing heavy loads, or simply seeking improved pedal feel and stopping power for everyday driving, this kit provides a reliable, high-quality upgrade that maintains factory fitment and style.

Wilwood Engineering is a major manufacturer of high-performance disc brake solutions spanning racing, street performance, and specialty OE applications. From big brake kits and calipers to rotors and hydraulic components, Wilwood upgrades are built for stronger stopping power, better heat management, and consistent pedal feel when stock brakes aren’t enough.