Bestop Seat Adapter/Slider Kit

2003–2006 Jeep Wrangler TJ 4.0L I6

Part #: 51245-01

Overview

The Bestop Driver Side Seat Adapter/Slider Kit is an essential upgrade for Jeep Wrangler TJ owners looking to install Trailmax II front seats in their 2003 to 2006 models equipped with the 4.0L inline-six engine. This adapter kit ensures a secure and proper mounting solution for the driver’s seat, replacing the factory mounting system with a more versatile and adjustable platform. Designed specifically for the driver side, it offers enhanced seat travel, providing up to six inches of additional adjustment compared to the original seat rails. This increased range of motion improves driver comfort and ergonomics, especially on long drives or off-road adventures.

Whether you are upgrading your interior for improved comfort or replacing worn factory seats, this adapter kit is a reliable and durable solution that maintains the integrity of your Jeep’s seating system while enhancing functionality.

Key Features

The Bestop Driver Side Seat Adapter/Slider Kit combines precision engineering with practical benefits to deliver a superior seating upgrade experience:

• Specifically designed for the driver side of 2003–2006 Jeep Wrangler TJ models with 4.0L I6 engines
• Enables installation of Trailmax II front seats with a proper and secure fit
• Provides up to 6 inches of additional seat travel compared to factory seat rails
• Constructed from high-quality materials for long-lasting durability and strength
• Powder-coated black finish for corrosion resistance and a sleek appearance
• Maintains factory mounting points for straightforward installation
• Compatible with OEM and aftermarket Trailmax II seats
• Sold separately for driver and passenger sides; both required for dual seat upgrades

Construction & Design

The adapter/slider kit is engineered with robust steel components that ensure structural integrity and safety under all driving conditions. The powder-coated black finish not only enhances corrosion resistance but also complements the rugged interior aesthetic of the Jeep Wrangler TJ. The design preserves factory mounting locations, allowing for a seamless integration without the need for drilling or permanent modifications. The slider mechanism is precision-machined to provide smooth, reliable seat adjustment, enhancing driver comfort and control.

Installation & Fitment

Installation of the Bestop Driver Side Seat Adapter/Slider Kit is straightforward and designed to fit perfectly with the 2003–2006 Jeep Wrangler TJ equipped with the 4.0L inline-six engine. The kit bolts directly to the vehicle’s floor pan using existing mounting points, eliminating the need for complex modifications. When installing Trailmax II seats, this adapter is required to ensure proper alignment and secure attachment. For vehicles upgrading both front seats, the corresponding passenger side adapter must also be installed. Basic hand tools and moderate mechanical skill are recommended for installation.

What's Included

• Driver side seat adapter/slider assembly
• Mounting hardware
• Installation instructions

Ideal For

This adapter kit is ideal for Jeep Wrangler TJ owners who want to upgrade their front seats to Trailmax II models for enhanced comfort and adjustability. It is especially suited for off-road enthusiasts and daily drivers seeking improved seating ergonomics and greater seat travel without compromising safety or vehicle integrity. Whether restoring a Wrangler interior or customizing for better fit and function, this adapter provides a reliable foundation for a quality seat upgrade.

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.