Yukon Gear & Axle Master Overhaul Kit

2005–2010 Jeep Grand Cherokee, 2006–2010 Jeep Commander – 3.7L V6, 5.7L Hemi, 6.1L SRT8 Engines

Part #: YK D44HD-SRT8

Overview

The Yukon Gear & Axle 44HD Master Overhaul Kit is a comprehensive solution designed to provide everything needed for a complete differential rebuild on select Jeep models. Engineered specifically for the rugged demands of Jeep Grand Cherokee and Jeep Commander vehicles from 2005 through 2010, this kit ensures reliable performance and longevity. Whether you are a professional mechanic or a dedicated enthusiast, this master overhaul kit simplifies the repair process by including all essential components in one package.

Built to meet the exacting standards of high-performance and off-road applications, the kit is ideal for restoring the differential to factory specifications or upgrading it for enhanced durability. Yukon’s extensive research and industry expertise guarantee that each kit contains precisely the parts required for a seamless installation, eliminating the need for additional purchases.

Key Features

This master overhaul kit combines premium materials and precision engineering to deliver superior quality and fitment. Key features include:

• Complete set of Timken bearings and races for optimal durability and smooth operation
• High-quality seals designed to prevent leaks and contamination under harsh conditions
• All necessary small parts such as shims, clips, and fasteners included for a full rebuild
• Tailor-made kit specifically matched to Jeep 44HD differentials for exact fitment
• Comprehensive packaging to reduce downtime and simplify the rebuild process
• Manufactured by Yukon Gear & Axle, a trusted name in drivetrain components
• Compatible with multiple engine configurations including 3.7L V6, 5.7L Hemi, and 6.1L SRT8

Construction & Design

The Yukon 44HD Master Overhaul Kit is engineered with premium-grade materials to withstand the rigors of both daily driving and off-road use. Timken bearings and races are known for their exceptional strength and resistance to wear, ensuring long service life and reliable differential operation. The seals are crafted from durable compounds that maintain integrity against heat, pressure, and contaminants.

Every component in the kit is precision manufactured and tested to meet or exceed OEM specifications. Yukon’s commitment to quality ensures that each part fits perfectly and functions seamlessly within the differential assembly, providing peace of mind during installation and operation.

Installation & Fitment

This master overhaul kit is designed for straightforward installation on 2005–2010 Jeep Grand Cherokee and 2006–2010 Jeep Commander models equipped with 3.7L V6, 5.7L Hemi, or 6.1L SRT8 engines. It includes all necessary parts to complete a full differential rebuild without the need for additional components. Installation requires standard mechanical skills and tools for differential service. No modifications are necessary, as the kit is engineered for direct fitment to the factory 44HD axle assemblies.

What's Included

• Timken bearings and races
• High-quality differential seals
• Shims and spacers for proper bearing preload and gear alignment
• Clips, fasteners, and other small hardware
• Comprehensive instruction sheet to guide the rebuild process

Ideal For

This overhaul kit is perfect for Jeep owners and mechanics looking to restore or upgrade the differential on 2005–2010 Jeep Grand Cherokee and 2006–2010 Jeep Commander vehicles. It suits those who demand reliable drivetrain performance for daily driving, towing, or off-road adventures. The kit is also an excellent choice for professional shops seeking a trusted, all-in-one solution to streamline differential rebuilds on these popular Jeep models.

Yukon Gear & Axle supplies hardcore drivetrain components—ring & pinion gears, axles, lockers, and differential upgrades—built for off-road and high-load performance. Trusted by enthusiasts and installers, Yukon focuses on fit, strength, and proven options for re-gearing and reinforcing trucks and 4x4s running bigger tires and tougher terrain.