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USA Standard Ring and Pinion Gear Kit; 3.31 Gear Ratio (11-14 V6)

Item 402957
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Market Price $253.17 You Save 13% ($33.02)
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$220.15 (kit)

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Ideal for Street and Performance Applications
      • Has a 3.31 Gear Ratio
      • With an 8.80 inch Ring Gear Diameter
      • 30-Spline Pinion
      • 10 Ring Gear Bolts
      • CNC-Machined Triple Alloy Steel Construction
      • Direct Fit Replacement
      • Professional Installation Recommended
      • 1-Year Limited Warranty
      • Standard Rotation
      • Fits 2011 to 2014 Ford Mustang V6 Models


      Add Confidence to Your Install. Re-gear without worry with the USA Standard Ring Gear and Pinion Kit. This set of ring and pinion gears with 3.31 ratio are ideal replacements for the OEM gears as they’re engineered to match OE quality, performance, and reliability. And with USA Standard’s high product quality standards, you know you can trust this kit.

      OE-Quality Construction. The ring and pinion gears are CNC-machined from high-grade materials in order to ensure quality and performance. Additionally, the high-precision construction provides a direct fit to the application that helps make installation easier.

      Recommended Upgrade. Purchasing a USA Standard installation or master overhaul kit is highly recommended for easier installation.

      Professional Installation Recommended. While the direct fit gears in the kit help to make installation easier, expertise is still required and installation by a professional mechanic is recommended.

      Comes with 1-Year Limited Warranty. The Ring Gear and Pinion Kit with 3.31 gear ratio is warranted against manufacturing defects. Exclusions will apply.

      Application. The USA Standard Ring Gear and Pinion Kit with 3.31 gear ratio is designed to fit 2011 to 2014 Ford Mustang V6 models.

      Fitment: 2011 2012 2013 2014 Details

      USA Standard ZG F8.8-331

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Ring Gear
      • (1) Pinion Gear

      Customer Reviews (21)

        Questions & Answers

        10 More Questions

        Will It Fit My Mustang

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