Auburn Gear 542070 High Performance Series Limited Slip Differential Chrysler 9 1/4 31 Teeth, 12 Bolt, 2.71 & Up Ratios Auburn Gear's Flagship limited-slip differential gives you smooth torque-sensing operation with the correct bias ratios to outperform the competition. Provides maximum amount of torque transfer without compromising the performance requirements of a vehicle in situations where torque transfer is not required. Product may vary from the Image shown due to your vehicles application.