USA Standard Gear 8.8-Inch Rear Axle Ring and Pinion Gear Kit with Install Kit; 3.73 Gear Ratio (05-10 Mustang GT, GT500)Find parts that fit my vehicle

High-Performance Gear Upgrade. The USA Standard Gear Axle Ring and Pinion Gear Kit is engineered for Mustang GT and GT500 owners seeking enhanced rear-end performance. With a 3.73 gear ratio, this kit delivers quicker acceleration and improved torque delivery—ideal for performance builds and aggressive street driving. The inclusion of a master install kit ensures a complete and precise installation, saving time and adding reliability to your drivetrain upgrade.

Construction and Appearance. Featuring a combination of polished chrome and glossy black finishes, the ring and pinion set not only performs at a high level but also boasts durable, corrosion-resistant construction. Designed for 8.8-inch rear ends with a 10-bolt cover and 10-bolt ring gear, the components are built to handle increased power loads. The 3.250-inch outer diameter inner pinion bearing further enhances strength and longevity.

Installation. This kit is a direct replacement and includes all components required for a full gear swap, including bearings, seals, and hardware. Designed for precise fitment in compatible Mustang models, it ensures accurate gear mesh and quiet operation. Professional installation is recommended for best results due to the technical nature of ring and pinion setups.

Application. This USA Standard Gear Axle Ring and Pinion Gear Kit fits 2005-2010 Ford Mustang GT and GT500 models. It enhances your vehicle by optimizing rear-end gearing for better launch performance, sharper throttle response, and improved drivability. A perfect upgrade for street, strip, or track-focused builds.

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