USA Standard Gear Ring and Pinion Gear Kit; 3.73 Gear Ratio (99-04 Mustang V6)Find parts that fit my vehicle

High Confidence. Superior Performance. A steeper set of gears will give your V6 Mustang better acceleration and low-end torque. Your pony deserves nothing less than a gear set that was specially made to handle it, though, which is why you can’t go wrong with a USA Standard Ring and Pinion set. A full line designed for both common and hard-to-find applications, this gear set will add confidence to your install like no other gear set can.

Quality Beyond OEM Standards. With solid construction and high-grade 8620 gear steel as its primary component, USA Standard Ring & Pinion sets are designed to stand the test of time. Keep your Mustang performing at peak efficiency with a gear set crafted via state-of-of-the-art equipment and manufacturing techniques.

Professional Installation Recommended. Due to the intricate nature of installing Ring and Pinion Gears, it is highly recommended that this kit be installed by a professional with mechanical expertise. For best results, please follow the included instructions.

Warranty. This kit comes with a 1-year warranty against manufacturing defects. Some exclusions may apply; please see manufacturer's warranty for details.

Application. This 3.73-ratio USA Standard Ring and Pinion Kit will fit all 1999 to 2004 V6 Mustangs. A master bearing kit is recommended by most installers, especially on high-mileage vehicles.

Technical Note. Installation costs may vary. Be sure to work with a reliable shop that you trust for installations.

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