G2 Axle and Gear Ring and Pinion Gear Kit; 5.13 Gear Ratio (05-09 Mustang GT)Find parts that fit my vehicle

Strong Gears. For stronger gears that give you greater performance, the G2 Ring Gear and Pinion Kit - 5.13 Gears might be the solution. This ring gear and matching pinion together meet the factory-level demands of a daily driver Mustang GT, as well as accommodating the extra loads of racing. When you want to take performance beyond stock, look to this performance series kit with 8.8 in. ring gear diameter.

5.13 Gear Ratio. Boost performance without leaving your rig hungry for more fuel. Your fuel economy won't take a hard hit when you upgrade to this G2 Set with 5.13 gear ratio.

Heat-Treated Steel. G2 crafts this Ring Gear and Pinion Set from forged 8620 steel for a sturdy base. It is precision-machined to OE measurements using cutting-edge equipment and finally heat treated for superior durability.

Potential Cress Shaft Mod. Installing this Ring Gear and Pinion Pair may require modifying the cress shaft for the final assembly.

Recommend Pro Installation. Given the complexity of this upgrade, we suggest a professional mechanic or service provider complete the installation. A proper install can extend the life of this pair that runs as quietly as factory.

10 Year Warranty. Your new G2 Ring and Pinion Gears come with a 10 year warranty from the date of purchase. For full details, please see the manufacturer's website.

Application. The G2 Ring Gear and Pinion Kit - 5.13 Gears is made to fit all GT models of 2005-2009 Ford Mustang.

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