
Key Features & Specs:
Fitment:
The Yukon Gear & Axle YG D30SR-488JK ring and pinion gear set is a high-performance upgrade for Jeep JK reverse rotation Dana 30 front differentials. Engineered with advanced design, heat-treating, and rigorous quality testing, this gear set is built to deliver dependable strength, precise gear mesh, and long-lasting performance on the street and trail. Featuring a 4.88 ratio, short 24 spline pinion, and 7.33 inch ring gear diameter, it is an ideal choice for Jeep JK owners looking to restore performance, optimize traction, or support larger tires and modified drivetrain setups.