What is the purpose of a 4.56 gear ratio?

A 4.56 gear ratio is typically used to compensate for larger tires. It allows your engine to operate at lower RPMs on the highway while still providing sufficient torque for off-road use or towing, effectively bringing your engine back into its optimal power band.

Does this gear set include everything needed for installation?

This is a ring and pinion gear set, which includes the main ring gear and the pinion gear. However, a complete differential rebuild typically requires additional components such as bearings, seals, and installation hardware. It is recommended to consult a professional mechanic or refer to the manufacturer's installation guide for a full parts list.

How does USA Standard Gear ensure the quality of its ring and pinion sets?

USA Standard Gear employs rigorous in-house quality testing and inspections. These processes ensure that all products pass dimensional, material, and fitment testing before they are released for sale.

Yukon Gear & Axle Ring & Pinion Set 4.56 Ratio ZG D30-456

Name: USA Standard Ring & Pinion Replacement Gear Set For Dana 30 in a 4.56 Ratio
Brand: Yukon Gear & Axle
Price: 306.89 USD
Availability: InStock

USA Standard Ring & Pinion Replacement Gear Set For Dana 30 in a 4.56 Ratio

$306.89

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Yukon Gear & Axle USA Standard Ring & Pinion Set for Dana 30. Features a 4.56 ratio for improved off-road gearing.

Key Features

Fits Dana 30 differentials.
Features a 4.56 gear ratio.
Designed to meet or exceed OEM specifications.
Undergoes rigorous in-house quality testing for dimensional, material, and fitment.
Provides an affordable drivetrain solution.
Suitable for daily commuting, trail running, and spirited driving.

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Will this fit your vehicle?

Product Details

If you're looking to re-gear your Dana 30 differential for better performance, especially with larger tires, this USA Standard Ring & Pinion Replacement Gear Set from Yukon Gear & Axle is a solid option. It's designed to meet or exceed OEM specifications, offering a reliable and affordable way to upgrade your drivetrain. This set comes in a 4.56 ratio, which is a popular choice for those running 35-inch or larger tires, helping your engine operate in its power band more effectively.

USA Standard Gear puts its parts through rigorous in-house quality testing to ensure they meet dimensional, material, and fitment standards. This means you can expect a well-built gear set that's ready for daily driving, trail running, or more spirited adventures. The 4.56 ratio is specifically for the Dana 30 axle, and the set includes both the ring and pinion gears, ready for installation by a qualified technician.

This gear set fits a wide range of vehicles, including popular models like the Jeep CJ series, Ford Bronco, and American Motors Eagle. It's a direct replacement for your existing ring and pinion, aiming for a quiet operation and dependable performance.