What does the triple lip seal do?

The triple lip design means there are three separate sealing surfaces on the seal. This provides an extra layer of protection against gear oil leaks, helping the seal last longer and perform better.

What vehicles does this pinion seal fit?

This seal is made for GM 8.5-inch and 8.6-inch rear differentials. It fits many popular models like the Chevrolet Silverado 1500, GMC Yukon, and Cadillac Escalade, among others.

Do I need any special tools to install this seal?

While this is a direct replacement part, installing a pinion seal typically requires removing the driveshaft and potentially the rear differential cover. Refer to the manufacturer's installation instructions for specific tool requirements and procedures.

Yukon Gear Pinion Seal YMS710506 for GM 8.5in/8.6in Diffs

Name: Yukon Gear Pinion Seal / New Design Yoke w/ Triple Lip For GM 8.5in and 8.6in
Brand: Yukon Gear & Axle
Price: 21.89 USD
Availability: InStock

Yukon Gear Pinion Seal / New Design Yoke w/ Triple Lip For GM 8.5in and 8.6in

$21.89

Only 5 left in stock

Yukon Gear & Axle pinion seal YMS710506. Features a new design yoke with a triple lip seal for GM 8.5in and 8.6in differentials.

Key Features

Fits GM 8.5-inch and 8.6-inch rear differentials.
Features a new design yoke with a triple lip seal for improved leak prevention.
Designed to fit GM vehicles including Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Tahoe.
Yukon Mighty Seals are built using the latest design and manufacturing technologies for a precision fit.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

Yukon Gear & Axle is known for making solid drivetrain components, and this pinion seal is no different. If you're working on a GM vehicle with an 8.5-inch or 8.6-inch rear differential, this seal is designed to keep your gear oil where it belongs. A leaking pinion seal can lead to low fluid levels, which can quickly damage your differential, so replacing it is a smart move to protect your drivetrain.

This seal features a new design yoke with a triple lip construction. That means there are three separate sealing surfaces working together to prevent leaks. This updated design helps ensure a tight seal that lasts, even under the stresses of daily driving. It's a well-built part that fits right into the factory location, making the replacement process straightforward.

This seal is a popular choice for a wide range of GM trucks and SUVs, including models like the Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Tahoe. When you're replacing a pinion seal, it's a good time to inspect the yoke for any wear or damage, as a worn yoke can cause even a new seal to leak prematurely.