What is a 4.88 gear ratio typically used for?

A 4.88 gear ratio is often chosen when installing larger tires or when increased towing capacity is needed. It provides more torque to the wheels, improving acceleration and the ability to pull heavier loads.

Does this gear set come with everything needed for installation?

This listing is for the ring and pinion gear set only. Installation typically requires additional components such as bearings, seals, and installation kits, which are sold separately.

What does 'requires a notched pinion yoke' mean?

This means that the pinion yoke that attaches to the driveshaft must have a specific notch or modification to properly fit with this gear set. You may need to purchase a compatible yoke or modify your existing one.

Yukon Gear & Axle Ring & Pinion Gear Set 4.88 Ratio ZG GM8.5

Name: USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.88 Ratio
Brand: Yukon Gear & Axle
Price: 330.89 USD
Availability: InStock

USA Standard Ring & Pinion Gear Set For GM 8.5in in a 4.88 Ratio

$330.89

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Yukon Gear & Axle ring and pinion gear set for GM 8.5in axles with a 4.88 ratio. Designed to exceed OEM specs for reliable performance.

Key Features

Fits GM 8.5-inch rear axles.
Features a 4.88 gear ratio for improved torque and acceleration.
Designed to exceed OEM specifications for durability.
Undergoes rigorous in-house quality evaluation for dimensional accuracy, material integrity, and proper fitment.
Requires a notched pinion yoke for installation.

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Will this fit your vehicle?

Product Details

If you're looking to change the gear ratio in your GM 8.5-inch rear axle, this USA Standard Gear ring and pinion set is a solid option. It comes with a 4.88 ratio, which is a popular choice for those wanting more low-end torque for larger tires or towing. This set is designed to meet or exceed original equipment specifications, meaning you can expect it to perform reliably in your vehicle.

USA Standard Gear puts all their sets through rigorous quality checks. This includes making sure the dimensions are correct, the materials are up to par, and that the parts fit as they should. This attention to detail helps ensure you get a well-built gear set that will hold up to regular use. The 4.88 ratio is a significant change from stock, so be prepared for a noticeable difference in how your vehicle accelerates and how it performs at highway speeds.

This gear set is compatible with a wide range of GM vehicles equipped with the 8.5-inch rear axle, including models like the Chevrolet C1500, Cadillac Escalade, and Buick Rainier. It's important to note that this specific set requires a notched pinion yoke, so be sure to check your existing setup or plan accordingly for the installation.