Bestop OE JL Replacement Windows Quarter Left Hand Black Vinyl Tinted (REAR)

Jeep Wrangler 18-26 6.4L/3.6L/3.0L EcoDiesel/2.0L

Part #: 58303-35

Overview

The Bestop OE JL Replacement Quarter Window (Left Hand, Rear) is designed specifically for Jeep Wrangler JL models from 2018 through 2025, including the 2.0L Turbo, 3.6L V6, 3.0L EcoDiesel, and 6.4L 392 engine variants. This replacement window is an ideal solution for restoring your factory soft top’s side quarter window to like-new condition. Whether your original window has become damaged, scratched, or clouded over time, this high-quality replacement ensures a perfect fit and maintains the authentic appearance of your Jeep.

Crafted with black vinyl tinted material, this quarter window offers an 18% tint that complies with US and European regulations, providing enhanced privacy and protection from harmful UV rays. It is compatible with both 2-door and 4-door Jeep Wrangler JL soft tops, making it a versatile choice for Jeep enthusiasts seeking to maintain or upgrade their vehicle’s soft top components.

Key Features

Engineered to meet or exceed factory specifications, this replacement window delivers durability and style. Key features include:

• Exact OE replacement for the left-hand rear quarter window on Jeep Wrangler JL soft tops
• Black vinyl tinted window with 18% tint for privacy and UV protection
• Compatible with 2018–2025 Jeep Wrangler JL 2.0L Turbo, 3.6L V6, 3.0L EcoDiesel, and 6.4L 392 engines
• Available for both 2-door and 4-door JL models
• Maintains factory appearance and fitment for seamless integration
• Includes detailed instructions for reusing the factory corner stiffener
• Durable construction resists fading, cracking, and weather damage
• Meets US and European tinting regulations for legal road use

Construction & Design

This quarter window is constructed from premium black vinyl with a tinted finish that balances visibility and privacy. The material is engineered to withstand exposure to sunlight, rain, and temperature fluctuations without degrading or losing clarity. The window’s design replicates the original factory window, ensuring a snug fit within the soft top frame. The vinyl’s flexibility allows for easy installation while maintaining structural integrity and resistance to wear.

Note that the replacement window does not include the factory corner stiffener. Customers must remove and reuse the stiffener from the original window to ensure proper fit and support. Bestop provides clear instructions to guide this process, ensuring a professional-quality installation.

Installation & Fitment

Installation is straightforward for anyone familiar with soft top maintenance. The replacement window is designed to fit precisely into the existing soft top frame of Jeep Wrangler JL models from 2018 to 2025. Before installing the new window, carefully remove the factory corner stiffener from the old window and transfer it to the replacement. This step is essential for maintaining the window’s shape and secure fit.

Bestop includes detailed installation instructions to assist with the process, making it accessible for DIY enthusiasts and professional installers alike. No modifications to the vehicle or soft top are required, preserving the original factory setup and appearance.

What's Included

• Bestop OE JL Replacement Quarter Window (Left Hand, Rear) in Black Vinyl Tinted
• Installation instructions with guidance on reusing the factory corner stiffener

Ideal For

This replacement quarter window is perfect for Jeep Wrangler JL owners who need to restore or replace damaged or worn factory soft top windows. It is ideal for off-road enthusiasts, daily drivers, and anyone who values maintaining the authentic look and functionality of their Jeep’s soft top. Whether upgrading your vehicle’s appearance or repairing wear and tear, this window offers a durable, high-quality solution that meets factory standards.

Today, more than 67 years later, Bestop is the leading manufacturer of premium soft tops for Jeep Wranglers and CJs in the world, and has been the exclusive provider of OE soft tops for Jeep Wranglers for more than three decades running.