Chevrolet Performance 3.91 Gear Kit 2010-2015 Camaro SS

Features:

• Gear Ratio: 3.91
• Pinion Shaft Diameter: 1.870"
• Pinion Spline Count: 32
• Ring Gear Diameter: 8.600"
• Ring Gear Tooth Quantity: 43
• Cover Bolt Quantity: 10
• Gear Rotation: Standard
• Fits th 8.6 in IRS Differential
• Gaskets and Hardware Included
• Recalibration of Speedometer Required
• Official GM Product

With this gear kit, 2010-2015 Camaro SS owners can have the same gear set ratio (3.91) found in the 1LE 2013 Camaro. This 3.91 Performance Gear Kit Package offers a lower (higher numerically) ratio rear drive gear, which will increase effective rear wheel torque multiplication (TM) in 2010-2015 SS Camaros. 13% TM increase with a manual transmission (standard 3.45 ratio) equipped vehicle, and 20% TM in an automatic (standard 3.27 ratio) equipped vehicle.

Note: Speedometer calibration required after installation is complete.

Part Number: 19329768