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Chevrolet Performance 19329768 - Gen 5 Camaro 1LE 3.91 Gear Kit

This 3.91 ratio rear gear kit will increase effective rear wheel torque multiplication in Gen 5 Camaro's by 13% (over the standard 3.45 ratio) in a manual transmission-equipped car, and 20% (over the standard 3.27 ratio) in an automatic-equipped car. This gear set is the original equipment ratio found in the 2013 – 2015 1LE Camaro package. Reflash of the speedometer calibration by your dealer is included with the kit. GM provides a calibration and new certification label.
Pricing: $548.75

Free U.S. Continental Shipping


Components of Kit 19329678
Part Number QTY Description
92230403 1 Rear Cover Gasket
92230584 1 Front Pinion Seal
92228333 3 Drive Shaft Coupling Nut (Transmission)
92169225 3 Drive Shaft Coupling Bolt (Transmission)
92139104 3 Drive Shaft Coupling Bolt (Differential)
88900330 1 GM Limited-Slip Differential Oil Additive
GM Claibration 1 GM Dealer Computer Reflash for 3.91 Gear*
GM E.O. Label 1 E.O. Label D-126.37
22813040 1 3.91 Gear Kit (Contains the Items Listed Below)
14012691 1 Pinion Crush Spacer
92230391 1 Pinion Drive Nut
11610549 10 Ring Gear Bolts

* Reflash Calibration is performed at your local GM Dealership at no charge. Additional labor or other items that might be requested for diagnostics or other items are the responsibility of the vehicle owner, only the Calibration Reflash for the 3.91 gear is covered for this kit.

California Proposition 65

California Prop 65WARNING: Cancer & Reproductive Harm -


Shipping Information

  • Item Requires Shipping
  • 22.8 lbs.
  • W13.3800” x H11.0000” x L14.5000”
  • Free U.S. Continental Shipping

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