2003-2010 Chrysler 11.5" AAM Rear - Truetrac Style Limited Slip Posi Package w/ Master Bearing Kit Ratio::3.73 Chevrolet / Chevy Trailblazer (1999

Chevrolet / Chevy Trailblazer (1999 - 2008)

GMC Yukon 1500 1/2 Ton (1999-2013)

Please check the metal tag located on the rear case half

Transfer Case Model: New Process NP261LD

Cadillac Escalade (1999-2017)

2003-2010 Chrysler 11.5" AAM Rear - Truetrac Style Limited Slip Posi Package w/ Master Bearing Kit Ratio::3.73 Chevrolet / Chevy Trailblazer (1999Chrysler 11. 5" Hell Posi Package Description Package Includes: (1) Rigid Axle "HELL" Positraction Carrier (1) Ring and Pinion Gear Set (Choose Ratio Above) (1) Differential Master Bearing Install Kit *Note: The Chrysler 11. 5" AAM rear differential had a design change in mid 2011. The early design has a rear pinion race with an O. D. of 4. 125". The later design has an O. D. of 4. 375". This master bearing install kit is for the 4. 125" O. D. size.