Yukon Gear & Axle Rear Axle Seal

2007–2011 Jeep Wrangler 3.8L V6, 2012–2014 Jeep Wrangler 3.6L V6

Part #: YMSS1019

Overview

The Yukon Gear & Axle Rear Axle Seal is engineered to provide a reliable, leak-free seal for the rear axle of Jeep Wrangler JK models equipped with 3.6L and 3.8L V6 engines from 2007 through 2014. Designed for off-road enthusiasts and daily drivers alike, this seal ensures the integrity of your axle assembly by preventing fluid leaks that can lead to costly damage and reduced performance.

Built with precision and durability in mind, the Yukon Mighty Seal offers a tight fit that maintains axle lubrication and protects internal components from dirt, water, and debris. Whether you’re upgrading your drivetrain or replacing a worn seal, this product delivers long-lasting performance and peace of mind.

Key Features

Yukon Mighty Seals incorporate advanced design and manufacturing techniques to meet the demanding needs of Jeep Wrangler owners. Key features include:

• Precision-engineered fit for 2007–2011 Jeep Wrangler 3.8L V6 and 2012–2014 Jeep Wrangler 3.6L V6 models
• Durable elastomeric sealing lip for superior leak prevention
• High-quality materials resistant to heat, oil, and environmental contaminants
• Advanced manufacturing processes ensure consistent dimensions and reliable sealing
• Designed to withstand off-road conditions and extended use
• Easy installation with OEM-style fitment
• Protects axle bearings and gears by maintaining proper lubrication
• Compatible with stock and aftermarket axle assemblies

Construction & Design

The Yukon Gear & Axle Rear Axle Seal is crafted from premium elastomer compounds that resist degradation from heat, oil, and road contaminants. Its robust sealing lip is engineered to maintain constant contact with the axle shaft, preventing fluid leakage even under high-stress conditions. The seal’s metal case provides structural integrity and ensures a secure fit within the axle housing.

Manufactured using state-of-the-art molding and quality control processes, this seal meets or exceeds OEM specifications. The combination of durable materials and precise engineering results in a product that delivers reliable service life and reduces the risk of premature failure.

Installation & Fitment

Installation of the Yukon Rear Axle Seal is straightforward and designed to fit directly into the rear axle housing of the specified Jeep Wrangler JK models without modification. It is recommended to clean the axle shaft and housing thoroughly before installation to ensure a proper seal. Using the correct tools to press the seal evenly into place will help prevent damage and ensure optimal performance.

This seal is a direct replacement for the factory part, making it an ideal choice for maintenance, repairs, or upgrades. Proper installation helps maintain axle fluid integrity, protecting internal components and extending the life of your drivetrain.

What's Included

• One Yukon Gear & Axle Rear Axle Seal (Part # YMSS1019)

Ideal For

This rear axle seal is perfect for Jeep Wrangler JK owners who require a dependable, high-quality replacement part for their 2007–2014 models with 3.6L or 3.8L V6 engines. It is especially suited for off-road enthusiasts, daily drivers, and anyone looking to maintain or restore their vehicle’s axle integrity with a trusted aftermarket component.

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.