Drivetrain› Differentials and Rear-End Components

USA Standard Gear

Dana 30 4.88 Ratio Ring and Pinion Gear Set

$416.00

SKU: ZG D30SR-488JK

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Non-Returnable Item
INSTALL DIFFICULTY
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Moderate — 2–4 hours

Overview

The USA Standard Gear ZG D30SR-488JK is a replacement ring and pinion gear set designed for the Dana 30 front axle in Jeep Wrangler JK models. This set features a 4.88 gear ratio, 10 ring gear bolts, and a 24-spline pinion. It is specifically made for reverse rotation Dana Spicer 30 axles.
Show original supplier description
The USA Standard Gear ZG D30SR-488JK is a replacement ring and pinion gear set specifically engineered for the Dana 30 front axle found in Jeep Wrangler JK models. This kit provides a 4.88 gear ratio, crucial for enhancing tire performance and drivability after larger tire installations. Key specifications for this gear set include a 7.33-inch ring gear diameter, 10 ring gear bolts for secure mounting, and a 24-spline pinion. The design is intended for reverse rotation Dana Spicer 30 axles, ensuring proper fitment and function within the Jeep JK's front differential. This gear set is compatible with Jeep Wrangler JK models from 2007 to 2017. Proper installation of ring and pinion gears requires specialized tools and knowledge; professional installation is recommended to ensure correct setup and prevent premature wear or failure.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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Specifications

BrandUSA Standard Gear
Part NumberZG D30SR-488JK
CategoryDrivetrain
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